Bowstring Special Profile Steel Joists
Transcription
Bowstring Special Profile Steel Joists
Bowstring Joist (SPBW) Tables Introduction BOWSTRING (SPBW) WEIGHT The following weight tables are representative of SP-Series JOISTS linear foot. This catalog provides two design TABLES examples for joist designs for Bowstring Joists are withrepresentative parameters shown in the reference andforclarification design The following The following weight tables of SP-Series joist designs Bowstringon Joists withissues. parameters shown in the diagram The maximum joistare is L/240 for a Live Load equal 75constraints percent ofon the diagram below.below. The maximum allowableallowable Live Loaddeflection deflection for the tables not representative of any limitsto or Total Load in the table. Thepercent tables of also per Section 904.5(d), theFor required depth for is L/240 for a listed Live Load equal to 75 thegive Totalbridging Load requirements design or constructability by NMBS. furtherseat information, the given profile, as well as the estimated pounds per linear foot. This catalog provides two complete design examples for listed in the table. The tables also give bridging requirements please contact your nearest NMBS representative or visit reference and clarification on design issues. The following tables are not representative of any limits or constraints on perdesign Section 904.5(d), the required seat depth for the given or constructability per NMBS. For further information,www.newmill.com. please contact your nearest NMBS representative or visit profile, as well as the estimated self-weight in pounds per www.newmill.com. Special Profile Joists ALL TABLES TABLES ARE BASED ON ASD ALL ARE BASED ON ASD Standard Specification SP-Series Tables SP-Series Design BOWSTRING JOIST (SPBW) 36 40 Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools Bowstring Joist (SPBW) Tables Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 700 750 800 9 9 9 9 9 9 8 8 8 9 9 9 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 9 9 9 9 9 11 9 9 9 9 9 11 10 10 10 10 10 11 11 11 11 11 11 11 13 12 12 12 12 13 9 9 9 9 9 9 8 8 9 9 9 9 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 9 9 9 9 9 11 9 9 9 9 9 11 10 10 10 10 10 11 11 11 11 11 11 11 13 12 12 12 12 13 9 9 9 9 9 9 8 9 9 9 9 9 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 9 9 9 9 10 11 9 9 9 9 9 11 10 10 10 10 10 11 11 11 11 11 11 11 13 12 12 12 12 13 Joist Self-Weight - Pounds per Linear Foot (plf) 8 8 8 8 8 9 8 8 8 8 8 9 8 8 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 8 8 8 9 9 10 9 9 9 9 9 10 10 10 10 9 10 10 11 11 11 11 11 11 13 12 12 12 12 13 8 8 8 8 8 9 8 8 8 8 8 9 8 8 9 8 9 9 9 9 9 9 9 9 9 9 9 9 9 10 8 8 8 9 9 10 9 9 9 9 9 10 10 10 10 9 10 10 11 11 11 11 11 11 13 12 12 12 12 13 8 8 8 8 9 9 8 8 8 8 8 9 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 8 8 8 9 9 10 9 9 9 9 9 10 10 10 10 9 10 10 11 11 11 11 11 11 13 12 12 12 12 13 8 8 8 8 9 9 8 8 8 8 8 9 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 8 8 8 9 9 10 9 9 9 9 9 10 10 10 10 9 10 10 11 11 11 11 11 11 13 12 12 12 12 13 8 8 9 9 9 9 8 8 8 8 8 9 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 8 8 8 9 9 10 9 9 9 9 9 10 10 10 10 9 10 10 11 11 11 11 11 11 13 12 12 12 12 13 9 9 9 9 9 9 8 8 8 8 9 9 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 9 8 8 9 9 11 9 9 9 9 9 10 10 10 10 9 10 10 11 11 11 11 11 11 13 12 12 12 12 13 9 9 9 9 9 9 8 8 8 8 9 9 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 9 9 8 9 9 11 9 9 9 9 9 11 10 10 10 9 10 10 11 11 11 11 11 11 13 12 12 12 12 13 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows 9 rows SP-Series Tables 8 8 8 8 8 9 8 8 8 8 8 9 8 8 8 8 9 9 8 8 8 9 9 9 9 9 9 9 9 9 8 8 8 9 9 10 9 9 9 9 9 10 10 10 10 9 10 10 11 11 11 11 11 11 13 12 12 12 12 13 SP-Series Design Top Chord Radius ft 38 30 25 22 15 11 38 30 25 22 15 11 30 25 22 15 11 8 30 25 22 15 11 8 25 22 15 11 8 6 25 22 15 11 8 6 25 22 15 11 8 6 25 22 15 11 8 6 25 22 15 11 8 6 25 22 15 11 8 6 Special Profile Joists Center Depth in 20 20 20 20 20 20 24 24 24 24 24 24 28 28 28 28 28 28 32 32 32 32 32 32 38 38 38 38 38 38 44 44 44 44 44 44 50 50 50 50 50 50 58 58 58 58 58 58 66 66 66 66 66 66 76 76 76 76 76 76 Introduction Span ft 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 End Depth in 16 15 14 13 10 5 20 19 18 17 14 9 23 22 21 18 13 8 27 26 25 22 17 12 32 31 28 23 18 8 38 37 34 29 24 14 44 43 40 35 30 20 52 51 48 43 38 28 60 59 56 51 46 36 70 69 66 61 56 46 10 rows Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 41 Introduction Bowstring Joist (SPBW) Tables SP-Series Tables SP-Series Design Special Profile Joists Span ft 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 End Depth in 14 13 11 10 8 5 18 17 15 14 12 9 23 21 20 18 15 10 27 26 24 21 16 6 33 32 30 27 22 12 40 38 35 30 20 10 48 46 43 38 28 18 56 53 48 38 28 8 66 63 58 48 38 18 78 75 70 60 50 30 Center Depth in 20 20 20 20 20 20 24 24 24 24 24 24 30 30 30 30 30 30 36 36 36 36 36 36 42 42 42 42 42 42 50 50 50 50 50 50 58 58 58 58 58 58 68 68 68 68 68 68 78 78 78 78 78 78 90 90 90 90 90 90 Top Chord Radius ft 100 86 67 60 51 41 100 86 67 60 51 41 86 67 60 51 41 31 67 60 51 41 31 21 67 60 51 41 31 21 60 51 41 31 21 17 60 51 41 31 21 17 51 41 31 21 17 13 51 41 31 21 17 13 51 41 31 21 17 13 Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 9 9 9 9 9 9 9 9 9 9 10 10 10 10 10 10 10 11 11 11 12 12 11 11 11 12 15 15 14 14 13 12 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 9 9 8 8 9 9 9 9 9 9 9 9 10 10 10 10 10 10 10 10 10 11 11 11 12 12 12 11 11 12 16 16 15 15 13 13 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 9 9 9 9 9 9 9 9 9 9 9 9 10 10 10 10 10 10 11 10 10 11 11 11 12 12 12 11 11 13 17 17 16 16 13 13 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 9 8 8 9 9 9 9 9 9 9 9 9 9 9 9 10 10 10 10 10 10 11 11 11 11 11 11 13 13 13 11 12 13 18 18 17 17 13 14 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 9 9 9 8 9 8 9 9 9 9 9 9 9 10 9 9 9 9 9 10 10 10 10 10 10 12 11 11 11 11 11 14 14 13 12 12 13 19 19 17 17 14 15 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 9 9 9 9 9 8 9 9 9 9 9 9 9 10 9 9 9 9 9 10 10 10 10 10 10 12 11 11 11 11 11 14 14 14 13 13 13 19 19 18 17 15 15 9 9 8 8 8 8 9 9 8 8 8 8 8 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 10 9 10 9 10 10 10 10 10 10 10 13 12 12 11 11 12 15 15 14 14 13 13 19 19 18 17 15 16 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 10 10 10 9 10 11 11 10 10 10 10 14 13 13 11 11 12 16 15 15 14 14 14 20 19 19 19 15 17 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 42 700 750 800 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 10 10 10 10 10 12 11 11 10 11 10 14 13 13 12 11 12 17 17 16 15 14 14 20 20 20 19 15 17 9 9 9 9 9 9 9 9 9 9 9 9 10 10 9 9 9 9 9 10 10 9 9 9 10 10 10 9 9 9 11 10 10 10 10 10 12 12 11 11 11 11 15 15 14 12 12 13 17 17 16 15 15 14 21 21 20 21 16 18 10 10 9 9 10 9 10 10 9 10 10 9 10 10 10 10 10 9 10 10 10 10 9 9 10 10 10 10 10 9 11 11 10 10 10 10 13 12 12 12 11 11 15 15 15 13 13 13 17 17 17 15 15 14 21 21 20 21 17 18 Joist Self-Weight - Pounds per Linear Foot (plf) Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools 9 rows 10 rows Bowstring Joist (SPBW) Tables Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 700 750 800 16 16 16 16 16 16 13 13 13 13 13 13 12 12 12 12 12 12 12 12 13 12 12 12 13 13 13 13 13 13 14 14 14 13 13 13 16 14 14 14 14 14 18 18 18 16 15 16 21 21 21 19 18 16 25 24 23 21 20 20 17 19 18 18 18 18 14 15 15 15 15 15 13 13 13 13 13 13 13 13 13 13 13 12 14 14 14 13 13 13 15 14 14 14 14 13 17 16 15 15 15 14 19 18 18 17 15 16 21 21 21 20 18 17 26 24 23 22 22 20 19 19 19 19 19 19 15 15 15 15 15 15 14 14 14 13 14 13 13 13 13 13 13 13 14 14 14 14 14 13 15 15 14 14 14 14 17 16 16 15 15 15 20 19 19 18 16 16 22 22 22 20 19 17 26 25 23 22 22 20 Joist Self-Weight - Pounds per Linear Foot (plf) 9 9 9 9 9 9 8 8 8 8 8 8 8 8 8 8 8 8 9 9 9 8 8 8 9 9 9 9 9 9 10 10 10 9 10 9 11 11 11 10 11 10 13 12 12 12 12 12 17 16 16 14 13 14 21 21 19 18 16 18 10 10 10 10 10 10 9 9 9 9 9 9 9 9 8 8 8 8 9 9 9 9 9 8 9 9 9 9 9 9 10 10 10 10 10 9 11 11 11 11 11 10 14 13 13 12 12 12 18 17 17 15 13 14 22 21 20 19 17 19 11 11 12 12 12 12 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 10 10 10 9 9 11 11 11 10 10 10 11 11 11 11 11 11 15 14 14 12 12 12 18 18 17 16 14 14 22 21 20 19 17 19 13 13 13 13 13 13 10 10 10 10 10 10 10 10 10 10 10 9 10 10 10 9 9 9 11 10 10 10 10 10 11 11 11 11 10 10 12 12 11 12 11 11 15 15 14 13 12 13 18 18 19 16 14 14 22 22 20 19 17 19 13 13 13 13 14 14 11 11 11 11 11 11 10 10 10 10 10 10 10 10 10 10 10 10 11 11 11 10 10 10 12 11 12 11 11 11 13 13 12 12 12 12 16 16 15 14 13 13 19 19 19 18 15 15 23 23 21 19 18 19 14 14 14 14 14 14 12 12 12 12 13 13 11 11 11 11 11 11 11 11 11 11 11 10 12 11 11 11 11 11 12 12 12 12 12 11 14 13 13 13 12 12 17 16 16 14 13 14 20 20 20 18 16 15 24 24 22 19 19 19 15 15 15 16 16 16 13 13 13 13 13 13 12 11 11 11 11 11 12 12 12 11 11 11 12 12 12 12 12 12 13 12 12 13 13 12 15 14 13 13 13 13 18 18 17 15 14 14 21 21 20 19 16 16 24 24 23 20 19 19 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows 9 rows SP-Series Tables 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 9 9 9 9 9 9 10 10 10 9 9 9 11 10 10 10 10 10 12 12 12 12 11 12 16 15 15 14 13 13 20 20 18 16 16 17 SP-Series Design Top Chord Radius ft 225 193 150 123 104 91 193 150 123 104 91 72 150 123 104 91 72 62 123 104 91 72 62 46 123 104 91 72 62 46 104 91 72 62 46 32 91 72 62 46 32 25 91 72 62 46 32 25 91 72 62 46 32 25 72 62 46 32 25 19 Special Profile Joists Center Depth in 20 20 20 20 20 20 26 26 26 26 26 26 32 32 32 32 32 32 40 40 40 40 40 40 48 48 48 48 48 48 58 58 58 58 58 58 68 68 68 68 68 68 80 80 80 80 80 80 92 92 92 92 92 92 106 106 106 106 106 106 Introduction Span ft 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 End Depth in 14 13 11 9 7 5 19 17 15 13 11 7 23 21 19 17 13 10 29 27 25 21 18 10 37 35 33 29 26 18 45 43 39 36 28 13 53 49 46 38 23 8 65 61 58 50 35 20 77 73 70 62 47 32 87 84 76 61 46 16 10 rows Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 43 Introduction Bowstring Joist (SPBW) Tables SP-Series Tables SP-Series Design Special Profile Joists Span ft 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 End Depth in 19 17 14 12 9 7 20 18 15 13 10 5 26 23 21 18 13 8 31 29 26 21 16 6 41 39 36 31 26 16 49 46 41 36 26 6 61 58 53 48 38 18 70 65 60 50 30 10 84 79 74 64 44 24 100 95 90 80 60 40 Center Depth in 24 24 24 24 24 24 30 30 30 30 30 30 38 38 38 38 38 38 46 46 46 46 46 46 56 56 56 56 56 56 66 66 66 66 66 66 78 78 78 78 78 78 90 90 90 90 90 90 104 104 104 104 104 104 120 120 120 120 120 120 Top Chord Radius ft 480 343 240 201 161 142 240 201 161 142 121 97 201 161 142 121 97 81 161 142 121 97 81 62 161 142 121 97 81 62 142 121 97 81 62 43 142 121 97 81 62 43 121 97 81 62 43 33 121 97 81 62 43 33 121 97 81 62 43 33 Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 11 11 11 11 11 11 9 9 9 9 9 10 9 9 9 9 8 8 9 9 9 9 9 9 10 10 10 10 9 9 11 11 10 10 10 10 12 12 12 12 11 11 15 13 13 13 13 13 20 19 19 16 16 16 25 25 25 23 21 19 13 13 13 13 13 13 10 10 10 10 11 11 10 9 9 9 9 10 10 10 9 9 9 9 11 11 11 10 10 10 11 11 11 11 11 10 14 13 12 13 12 12 16 14 14 13 13 13 21 20 20 17 16 16 26 26 26 24 22 19 14 14 14 14 14 14 12 13 13 13 13 12 11 11 10 10 10 10 10 10 10 10 10 10 12 11 11 11 11 10 12 12 12 12 12 11 14 14 13 13 13 13 17 15 15 14 14 14 22 21 20 18 17 17 27 26 26 25 23 20 16 16 16 16 16 16 13 13 13 13 13 14 11 11 11 11 11 11 12 12 11 11 11 11 12 12 12 12 12 11 13 13 13 13 13 12 16 15 14 14 14 13 18 16 17 15 14 15 22 21 21 19 17 17 27 28 27 25 23 21 17 17 17 17 18 18 15 15 15 15 14 14 13 12 12 13 13 13 13 13 12 12 12 13 13 13 13 14 13 12 13 13 13 13 13 13 16 16 15 15 14 15 19 18 17 16 15 15 23 22 22 20 18 19 28 29 28 26 23 22 19 19 19 19 19 19 16 16 16 16 16 16 14 14 14 14 14 13 14 14 13 13 13 13 14 14 14 14 14 13 14 14 14 15 15 14 17 17 16 15 15 15 20 19 18 16 16 16 24 23 22 21 19 19 29 29 29 27 23 24 20 20 21 21 21 21 17 17 17 17 17 17 15 15 15 15 15 15 14 14 14 14 14 14 14 14 15 14 15 14 15 15 15 15 15 15 19 19 17 16 15 16 20 19 19 17 17 16 25 25 23 22 19 19 31 30 29 28 24 24 22 22 23 23 24 23 18 18 18 18 19 19 16 16 15 16 15 15 15 15 15 15 14 14 15 15 15 15 15 15 16 15 15 15 16 16 19 19 17 17 16 17 21 20 20 18 17 18 25 25 25 22 23 21 32 31 30 29 25 24 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 44 700 750 800 25 25 25 25 25 25 20 20 20 20 20 20 17 17 17 17 17 17 15 15 16 16 16 15 16 16 16 16 15 16 16 15 16 16 17 16 19 19 19 17 17 18 21 20 20 21 19 20 25 25 25 22 23 21 32 32 31 29 27 24 25 25 26 26 26 26 21 21 21 21 21 21 17 17 17 17 18 17 17 17 16 16 17 17 16 16 16 16 16 17 17 17 16 17 17 17 20 20 19 18 18 18 23 21 20 21 20 20 27 26 25 23 23 22 32 32 32 30 27 25 27 27 27 27 28 28 21 21 21 21 21 22 19 19 19 19 19 19 17 17 17 17 17 17 18 18 18 16 16 17 18 17 17 17 18 17 21 20 20 20 19 19 24 22 21 21 21 20 28 27 26 24 23 23 33 34 32 30 27 26 Joist Self-Weight - Pounds per Linear Foot (plf) Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools 9 rows 10 rows Bowstring Joist (SPBW) Tables Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 700 750 800 31 31 32 32 32 32 25 25 25 25 27 27 21 21 21 21 21 21 20 20 20 20 20 19 20 19 19 19 18 19 20 20 22 20 20 20 24 22 22 21 22 20 27 26 26 25 23 22 33 31 30 28 28 26 39 39 37 37 31 32 32 33 35 34 34 34 28 28 28 28 28 28 24 23 23 25 25 24 21 21 21 21 21 20 20 20 20 20 20 19 22 22 22 21 20 20 25 24 22 22 22 21 30 27 28 26 24 23 34 33 31 29 29 27 41 39 38 38 31 32 35 36 36 36 36 37 28 28 28 28 28 28 25 25 25 25 25 25 22 22 22 21 21 21 21 20 20 20 20 20 22 22 22 22 22 21 26 25 23 22 22 22 30 29 29 27 24 25 35 35 33 29 29 27 43 41 38 38 32 32 Joist Self-Weight - Pounds per Linear Foot (plf) 16 16 16 16 17 17 13 13 13 13 13 13 12 12 12 13 13 12 12 12 12 12 12 12 12 12 12 13 13 12 14 14 14 14 14 14 16 16 15 14 15 15 22 20 21 19 18 17 27 26 25 22 22 21 33 32 31 31 25 27 18 18 19 19 18 18 15 15 15 15 15 15 14 14 14 14 14 13 13 13 13 13 13 13 14 13 13 14 13 13 16 15 15 15 15 15 17 17 16 15 16 16 22 21 22 20 18 18 27 26 25 23 23 22 33 33 32 32 27 28 20 21 21 21 21 21 17 17 17 17 17 17 15 15 15 15 15 16 15 15 15 15 14 14 15 15 15 15 15 15 16 16 15 16 16 16 18 18 17 17 16 16 22 22 22 21 19 19 28 27 26 24 24 23 34 33 32 33 27 28 23 24 24 24 25 25 19 19 18 18 18 19 16 16 16 16 16 16 16 16 16 16 16 15 16 15 15 16 16 16 17 17 17 16 17 16 20 19 18 17 17 17 24 22 23 23 20 20 29 29 27 25 25 23 36 34 33 33 28 28 24 25 25 26 26 26 20 20 20 20 20 20 18 18 18 17 17 17 17 17 17 17 16 17 17 17 17 16 17 17 18 17 18 17 17 17 21 20 20 18 18 18 25 23 24 23 22 21 29 29 29 25 25 24 37 36 35 33 29 28 27 27 27 28 27 28 22 22 21 21 21 21 19 19 19 19 19 20 18 18 18 18 18 18 17 17 17 17 17 17 19 18 18 19 18 17 21 20 20 20 20 20 25 23 25 23 22 21 31 29 29 27 26 24 39 37 36 34 30 29 29 29 29 29 30 30 23 25 25 25 25 25 20 20 20 20 20 21 19 19 19 19 19 19 18 18 19 18 18 18 20 20 20 20 19 18 22 22 21 21 20 20 26 25 25 24 23 22 31 30 29 28 27 25 39 39 36 36 31 31 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows 9 rows SP-Series Tables 14 14 14 14 15 15 12 12 13 13 13 13 11 11 11 10 11 11 11 11 11 11 11 11 12 12 12 12 12 12 14 13 13 13 13 13 16 15 15 14 15 14 21 19 19 18 17 17 27 25 25 21 21 20 31 31 30 31 24 27 SP-Series Design Top Chord Radius ft 625 417 313 235 198 171 417 313 235 198 171 151 235 198 171 151 122 103 235 198 171 151 122 103 198 171 151 122 103 77 198 171 151 122 103 77 171 151 122 103 77 53 171 151 122 103 77 53 151 122 103 77 53 42 151 122 103 77 53 42 Special Profile Joists Center Depth in 28 28 28 28 28 28 36 36 36 36 36 36 44 44 44 44 44 44 54 54 54 54 54 54 64 64 64 64 64 64 76 76 76 76 76 76 90 90 90 90 90 90 104 104 104 104 104 104 120 120 120 120 120 120 136 136 136 136 136 136 Introduction Span ft 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 End Depth in 22 19 16 12 9 6 27 24 20 17 14 11 28 25 22 19 13 7 38 35 32 29 23 17 45 42 39 33 27 14 57 54 51 45 39 26 68 65 59 53 40 15 82 79 73 67 54 29 95 89 83 70 45 20 111 105 99 86 61 36 10 rows Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 45 Introduction Bowstring Joist (SPBW) Tables SP-Series Tables SP-Series Design Special Profile Joists Span ft 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 60 End Depth in 25 21 17 13 10 6 29 25 21 18 14 10 31 28 24 20 13 5 41 38 34 30 23 15 50 46 42 35 27 12 64 60 56 49 41 26 74 70 63 55 40 10 90 86 79 71 56 26 102 95 87 72 42 12 118 111 103 88 58 28 Center Depth in 32 32 32 32 32 32 40 40 40 40 40 40 50 50 50 50 50 50 60 60 60 60 60 60 72 72 72 72 72 72 86 86 86 86 86 86 100 100 100 100 100 100 116 116 116 116 116 116 132 132 132 132 132 132 148 148 148 148 148 148 Top Chord Radius ft 772 491 361 285 246 209 491 361 285 246 209 181 285 246 209 181 147 122 285 246 209 181 147 122 246 209 181 147 122 93 246 209 181 147 122 93 209 181 147 122 93 64 209 181 147 122 93 64 181 147 122 93 64 50 181 147 122 93 64 50 Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 17 17 18 18 18 18 15 15 15 16 15 16 14 14 14 14 14 15 14 14 14 14 15 14 15 15 15 15 15 16 17 17 16 16 16 16 23 24 24 23 23 23 27 27 26 26 27 26 32 31 31 29 29 29 38 38 37 35 35 33 20 20 20 20 20 20 17 17 17 17 18 17 16 16 16 16 17 17 15 15 15 15 15 15 16 16 16 16 16 16 17 17 17 17 16 17 24 24 24 23 23 23 27 27 28 28 27 26 33 32 31 31 29 30 39 39 38 35 35 34 23 24 24 24 25 25 19 20 20 20 19 20 18 18 18 18 19 18 16 16 16 16 16 16 17 17 17 16 17 17 18 17 18 18 17 18 24 24 24 24 23 23 29 29 28 28 27 26 34 34 33 31 31 30 41 40 39 37 36 34 27 28 27 26 26 27 21 21 22 22 21 22 19 19 19 20 20 19 18 18 18 18 18 18 18 18 18 17 18 18 19 18 18 19 18 18 25 25 24 24 23 23 31 29 28 28 28 27 34 34 34 31 31 30 42 41 39 37 36 34 28 29 29 29 29 30 23 23 25 25 26 26 20 20 21 21 20 21 19 19 19 19 19 19 19 19 18 18 18 18 20 19 19 20 19 19 25 25 24 24 24 23 31 30 29 29 28 27 35 34 34 31 31 30 43 42 40 37 36 35 31 32 32 32 33 32 26 25 25 27 27 27 22 22 22 22 22 23 20 20 20 20 20 20 20 20 20 20 19 19 22 21 21 21 20 20 26 25 26 25 24 24 32 31 31 29 28 27 37 35 36 32 33 31 43 44 42 37 37 37 34 34 36 36 36 36 28 28 28 28 28 28 24 24 25 25 25 26 21 21 21 21 21 21 21 21 21 21 21 21 23 22 22 22 21 21 27 27 26 25 25 25 32 32 31 30 30 28 38 36 36 33 33 33 45 44 43 38 38 37 36 37 37 37 39 38 30 29 30 30 30 30 25 25 25 25 25 27 23 23 22 23 26 23 22 22 22 21 22 21 24 23 23 23 23 21 28 28 26 26 26 26 33 33 31 31 30 29 40 38 37 34 34 33 46 45 44 40 39 37 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 46 700 750 800 39 40 40 40 41 45 33 33 33 33 33 33 27 27 29 28 27 28 24 24 24 24 26 25 25 25 24 25 24 25 26 25 25 25 24 23 29 29 28 28 27 27 34 34 31 32 31 30 40 39 37 35 34 33 51 45 44 42 39 38 44 46 46 46 46 46 34 36 36 36 36 35 29 29 29 29 29 30 26 26 26 26 26 28 25 25 25 25 25 26 29 27 26 26 25 24 29 29 28 28 28 27 36 34 32 32 31 30 40 39 39 35 34 34 51 46 44 42 40 40 48 50 50 51 50 51 37 36 36 36 36 38 31 31 30 30 31 32 28 28 27 27 27 28 26 26 26 25 26 26 29 28 28 26 26 25 29 29 30 29 28 28 36 36 34 32 31 31 41 39 40 36 34 36 51 48 46 42 42 40 Joist Self-Weight - Pounds per Linear Foot (plf) Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools 9 rows 10 rows Bowstring Joist (SPBW) Tables Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 700 750 800 50 50 50 50 50 53 37 37 37 36 39 38 32 32 32 32 32 32 30 30 30 29 29 29 29 28 28 28 27 28 30 30 30 28 28 29 33 32 32 32 30 31 38 37 37 34 34 33 42 43 42 40 37 36 53 47 48 43 41 40 54 54 54 54 55 58 40 40 40 40 40 40 34 34 33 33 35 34 32 31 31 31 31 30 30 30 30 30 29 28 31 32 33 31 29 29 35 33 33 32 32 32 38 39 37 35 34 33 44 44 42 40 38 38 53 47 48 45 41 41 58 58 58 58 58 61 42 42 42 47 46 47 36 35 36 36 37 38 33 33 32 32 32 32 33 32 32 31 31 30 34 34 33 33 32 30 37 35 34 35 32 33 40 39 38 37 35 34 44 46 44 43 39 38 54 52 48 45 43 43 Joist Self-Weight - Pounds per Linear Foot (plf) 25 25 26 27 26 26 21 21 21 21 21 21 20 20 21 22 21 21 21 21 21 21 21 21 22 22 22 22 21 21 24 23 23 23 24 23 28 27 27 25 26 25 31 30 30 30 29 28 36 35 35 34 34 30 41 39 41 38 36 34 29 29 29 29 29 29 22 22 22 24 22 23 21 21 22 22 21 22 21 21 21 21 21 21 22 22 22 22 22 22 25 24 24 24 24 23 28 27 27 27 26 26 32 33 31 30 29 28 36 36 36 34 34 32 43 40 41 39 37 35 32 32 32 33 31 31 26 26 28 28 28 27 22 22 22 22 22 23 22 22 21 21 21 23 23 23 23 23 23 22 25 25 25 25 24 24 29 29 28 27 27 27 33 33 32 30 31 30 36 38 36 36 34 32 45 42 42 39 37 37 36 36 36 36 36 36 28 28 28 28 28 30 24 25 25 25 25 25 23 23 22 23 22 23 24 24 23 23 23 23 26 26 25 25 24 24 30 29 28 28 27 29 33 33 33 31 31 31 39 38 38 36 34 33 46 44 43 40 39 37 39 39 39 39 39 43 30 30 30 30 30 32 25 25 25 25 27 27 24 24 24 24 25 26 25 25 24 25 24 25 27 26 26 26 26 25 30 30 29 29 28 30 35 34 34 32 31 31 39 41 38 36 35 35 46 44 43 40 39 38 46 46 46 46 46 49 33 33 33 33 33 33 28 28 28 25 28 29 25 25 25 26 26 26 26 26 26 25 26 25 29 28 28 27 27 26 31 31 30 30 29 30 35 36 34 33 32 32 40 41 39 38 36 35 47 44 43 40 39 40 50 50 50 50 50 53 34 35 35 35 35 35 30 29 29 29 29 31 28 27 27 27 27 27 27 27 26 26 27 28 29 28 28 28 28 27 32 32 31 30 30 30 36 36 34 33 34 32 41 41 40 39 37 35 49 46 43 41 40 40 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows 9 rows SP-Series Tables 21 21 22 22 22 22 20 20 19 20 20 20 20 20 20 22 21 21 21 21 21 21 21 21 22 21 21 21 21 21 24 23 23 23 23 23 27 26 26 25 25 25 31 30 30 29 28 28 36 35 34 34 32 30 41 39 40 38 35 34 SP-Series Design Top Chord Radius ft 817 566 433 335 284 238 566 433 335 284 238 211 335 284 238 211 169 144 335 284 238 211 169 144 284 238 211 169 144 108 284 238 211 169 144 108 238 211 169 144 108 74 238 211 169 144 108 74 238 211 169 144 108 74 211 169 144 108 74 58 Special Profile Joists Center Depth in 36 36 36 36 36 36 46 46 46 46 46 46 58 58 58 58 58 58 70 70 70 70 70 70 84 84 84 84 84 84 98 98 98 98 98 98 112 112 112 112 112 112 126 126 126 126 126 126 140 140 140 140 140 140 154 154 154 154 154 154 Introduction Span ft 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 End Depth in 27 23 19 14 10 5 33 29 24 20 15 11 36 32 27 23 14 6 48 44 39 35 26 18 58 53 49 40 32 14 72 67 63 54 46 28 81 77 68 60 42 7 95 91 82 74 56 21 109 105 96 88 70 35 119 110 102 84 49 14 10 rows Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 47 Introduction Bowstring Joist (SPBW) Tables SP-Series Tables SP-Series Design Special Profile Joists Span ft 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 End Depth in 30 25 20 15 10 5 35 30 25 20 15 10 42 37 32 27 22 12 51 46 41 36 26 16 60 55 50 40 30 10 74 69 64 54 44 24 88 83 78 68 58 38 97 92 82 72 52 12 111 106 96 86 66 26 125 120 110 100 80 40 Center Depth in 40 40 40 40 40 40 50 50 50 50 50 50 62 62 62 62 62 62 76 76 76 76 76 76 90 90 90 90 90 90 104 104 104 104 104 104 118 118 118 118 118 118 132 132 132 132 132 132 146 146 146 146 146 146 160 160 160 160 160 160 Top Chord Radius ft 960 641 481 385 321 276 641 481 385 321 276 242 481 385 321 276 242 194 385 321 276 242 194 163 321 276 242 194 163 123 321 276 242 194 163 123 321 276 242 194 163 123 276 242 194 163 123 85 276 242 194 163 123 85 276 242 194 163 123 85 Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 26 26 27 26 26 26 21 22 21 22 22 21 20 20 21 21 22 21 21 21 21 21 23 22 22 22 22 22 22 23 25 25 25 24 24 24 29 28 28 27 27 26 33 32 31 30 30 28 37 36 36 36 34 32 42 42 42 39 39 37 30 30 30 31 31 31 24 26 26 26 26 26 21 21 21 21 23 22 22 22 22 22 23 23 23 22 22 23 23 23 26 25 25 25 24 24 30 29 29 28 27 27 33 33 33 32 30 30 39 38 37 36 36 33 42 44 43 41 42 37 34 34 35 34 34 34 26 28 29 29 28 28 23 23 23 23 25 25 23 23 23 23 24 24 24 23 24 24 23 23 26 26 26 25 25 25 30 29 30 29 28 28 34 34 33 32 31 32 40 39 38 37 36 35 44 44 44 41 42 37 39 39 39 42 42 42 30 30 30 32 30 32 26 26 28 26 28 27 25 24 24 26 26 26 26 25 25 24 24 26 27 27 26 26 26 27 31 31 30 30 29 29 35 35 36 33 33 32 42 39 39 38 36 35 46 47 45 42 42 41 45 44 45 45 47 48 33 32 33 35 35 35 28 28 28 28 28 28 26 28 26 26 26 28 26 26 26 26 27 27 30 29 28 28 27 27 32 32 32 31 30 30 36 35 36 35 33 32 43 40 39 38 39 36 47 47 46 44 42 41 50 50 50 49 49 49 36 36 36 36 38 38 30 29 29 30 29 32 28 28 28 28 28 29 28 27 28 27 28 28 30 29 29 29 28 28 33 32 32 32 31 31 38 37 36 35 34 34 44 41 40 38 39 37 47 49 48 45 42 42 50 50 50 50 53 53 38 38 40 39 41 42 33 32 32 32 32 32 31 30 30 30 30 29 30 29 29 30 30 31 31 31 30 29 30 30 34 34 33 32 31 31 39 37 36 35 36 35 45 43 41 40 39 37 48 50 48 47 43 43 58 58 58 58 58 58 42 41 42 42 41 42 36 35 37 37 36 38 33 33 33 33 32 34 32 32 31 31 30 31 33 33 33 32 30 30 36 35 35 35 33 33 40 40 38 37 36 36 47 44 43 41 40 39 50 52 48 47 45 43 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 48 700 750 800 62 62 62 62 64 65 47 51 51 51 51 54 38 38 38 38 38 39 35 35 35 35 35 36 34 34 34 33 33 32 35 35 34 34 33 33 38 37 36 37 35 33 42 40 40 39 38 37 48 45 46 43 42 40 54 54 50 47 46 45 65 65 65 66 65 65 51 51 51 51 51 54 41 41 41 41 41 45 36 36 36 36 36 37 36 36 35 36 35 36 37 37 36 35 35 34 39 39 39 38 38 36 43 43 41 41 40 37 49 47 46 44 43 41 54 54 52 49 47 46 70 70 70 70 70 73 51 51 51 51 51 54 42 42 46 43 46 47 39 39 39 38 38 40 38 37 37 36 35 36 38 38 38 37 36 36 41 39 40 40 39 38 43 43 43 41 41 40 51 49 47 46 45 41 54 54 53 51 49 46 Joist Self-Weight - Pounds per Linear Foot (plf) Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools 9 rows 10 rows Bowstring Joist (SPBW) Tables Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 700 750 800 62 65 65 69 65 65 52 52 52 51 51 55 43 42 42 42 42 47 41 40 40 39 39 41 39 38 38 37 37 39 39 39 39 38 39 37 43 42 42 42 41 39 47 47 45 44 43 41 53 50 48 50 47 44 59 61 55 52 53 47 66 70 70 69 70 73 52 52 52 52 52 56 49 49 48 48 48 48 41 42 42 41 41 41 41 41 41 40 39 41 41 40 41 41 40 40 45 46 44 43 42 41 48 48 45 47 44 44 56 53 49 50 47 44 63 61 59 54 53 49 69 73 73 77 73 73 56 56 56 56 56 55 50 49 49 48 48 48 44 43 44 43 42 42 44 44 44 43 43 42 43 43 43 42 42 42 47 46 44 43 44 41 51 48 47 47 45 47 56 55 54 51 49 51 63 62 60 55 54 56 Joist Self-Weight - Pounds per Linear Foot (plf) 31 36 33 32 32 32 26 26 29 29 28 28 24 24 25 26 25 25 25 25 25 25 26 26 27 27 26 26 27 27 30 30 29 29 28 28 33 33 32 32 32 30 37 36 36 34 35 35 40 41 40 39 37 37 49 48 45 44 42 40 35 36 36 38 37 37 29 29 29 29 31 30 27 27 29 27 28 28 26 25 27 25 27 26 27 27 27 27 28 27 30 30 30 29 29 28 35 34 33 33 32 31 37 37 37 37 35 36 41 42 40 40 39 39 51 50 47 44 42 41 39 41 45 44 43 43 32 32 32 33 34 33 29 29 29 29 29 29 28 27 27 27 29 29 28 28 28 28 29 29 31 31 30 29 30 30 35 34 34 34 33 32 39 38 37 37 36 37 42 44 41 43 39 39 51 51 48 45 46 42 44 46 46 46 49 49 36 36 36 37 37 37 31 31 30 31 32 33 29 30 30 30 29 29 30 29 29 29 29 31 32 32 32 31 31 31 36 36 35 34 34 33 40 40 38 38 37 38 44 45 43 43 41 39 53 51 49 47 46 42 48 51 51 51 54 53 39 39 40 40 40 44 34 34 33 33 36 35 32 32 31 31 32 32 33 33 32 32 31 32 35 34 33 33 33 32 37 37 37 35 36 34 42 42 39 40 37 39 45 45 45 44 42 41 54 52 49 48 47 44 52 55 55 58 58 57 42 42 42 42 47 47 37 38 37 37 37 38 34 34 34 34 34 36 35 35 35 34 33 35 36 36 36 35 33 34 40 37 39 37 37 35 45 44 41 41 38 40 48 47 46 46 44 42 58 54 51 49 48 45 55 58 58 61 61 61 52 51 52 51 51 54 40 39 39 39 39 44 37 37 37 36 38 38 37 37 37 37 37 37 38 37 37 37 36 36 42 40 41 40 39 38 45 44 43 43 41 41 50 50 47 46 46 42 59 61 53 50 48 45 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows 9 rows SP-Series Tables 27 28 28 30 29 29 23 23 26 25 25 25 23 24 25 25 25 25 25 25 25 25 24 26 27 27 26 26 27 27 29 29 29 28 28 28 33 33 32 31 30 30 37 36 36 34 33 34 39 39 40 39 37 36 47 46 45 44 41 40 SP-Series Design Top Chord Radius ft 1105 715 553 435 359 313 715 553 435 359 313 272 553 435 359 313 272 219 435 359 313 272 219 184 359 313 272 219 184 139 359 313 272 219 184 139 359 313 272 219 184 139 313 272 219 184 139 96 313 272 219 184 139 96 313 272 219 184 139 96 Special Profile Joists Center Depth in 46 46 46 46 46 46 58 58 58 58 58 58 72 72 72 72 72 72 86 86 86 86 86 86 100 100 100 100 100 100 114 114 114 114 114 114 128 128 128 128 128 128 142 142 142 142 142 142 156 156 156 156 156 156 170 170 170 170 170 170 Introduction Span ft 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 End Depth in 35 29 24 18 12 7 41 36 30 24 19 13 50 44 38 33 27 16 58 52 47 41 30 19 66 61 55 44 33 10 80 75 69 58 47 24 94 89 83 72 61 38 103 97 86 75 52 7 117 111 100 89 66 21 131 125 114 103 80 35 10 rows Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 49 Introduction Bowstring Joist (SPBW) Tables SP-Series Tables SP-Series Design Special Profile Joists Span ft 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 End Depth in 38 31 25 19 13 6 43 37 31 25 18 12 51 45 39 32 26 14 59 53 46 40 28 15 73 67 60 54 42 29 81 74 68 56 43 18 95 88 82 70 57 32 109 102 96 84 71 46 116 110 98 85 60 10 130 124 112 99 74 24 Center Depth in 50 50 50 50 50 50 62 62 62 62 62 62 76 76 76 76 76 76 90 90 90 90 90 90 104 104 104 104 104 104 118 118 118 118 118 118 132 132 132 132 132 132 146 146 146 146 146 146 160 160 160 160 160 160 174 174 174 174 174 174 Top Chord Radius ft 1251 790 601 485 407 343 790 601 485 407 343 302 601 485 407 343 302 245 485 407 343 302 245 203 485 407 343 302 245 203 407 343 302 245 203 154 407 343 302 245 203 154 407 343 302 245 203 154 343 302 245 203 154 106 343 302 245 203 154 106 Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 31 32 33 32 32 33 26 29 26 29 29 28 24 26 24 26 26 25 25 27 25 27 27 27 28 28 27 27 28 29 31 30 30 30 29 31 34 34 33 33 32 31 38 37 37 38 36 34 42 41 40 41 38 38 49 48 47 44 44 43 35 36 38 38 38 37 29 29 31 31 31 31 27 27 29 29 29 28 26 28 28 27 27 27 28 28 28 27 28 29 31 31 30 31 30 32 35 34 34 33 32 32 41 40 39 38 37 35 42 41 43 42 39 39 51 51 47 46 45 46 44 45 44 47 47 48 33 35 35 36 35 36 31 31 31 30 32 32 29 31 28 30 30 30 29 29 29 29 28 30 32 32 31 31 31 32 36 35 35 34 34 33 41 40 40 39 38 36 45 45 43 43 40 41 52 52 49 46 45 47 48 51 50 53 54 54 37 37 39 39 38 38 34 34 33 35 33 35 32 31 31 31 31 33 31 31 31 31 31 33 33 33 32 33 32 34 37 36 36 35 35 34 43 41 40 40 39 38 45 47 44 43 41 43 54 53 50 46 48 47 52 55 55 58 57 57 41 40 41 45 45 45 39 39 38 39 37 38 35 34 34 33 33 35 35 34 34 33 34 36 36 35 35 34 34 36 40 38 38 37 36 36 45 43 41 42 40 39 46 47 46 45 43 44 54 53 51 47 49 47 56 58 61 58 58 57 47 48 47 47 47 50 40 39 39 41 41 44 37 37 37 36 38 39 37 37 37 36 36 36 38 38 38 37 37 38 42 41 40 39 39 39 47 46 44 44 43 40 48 47 48 47 45 44 57 55 52 51 50 48 59 62 65 65 65 65 52 52 52 52 51 54 43 42 42 43 42 46 40 40 40 39 41 41 40 40 40 39 40 39 39 39 40 39 38 39 42 42 42 41 40 39 48 47 46 45 45 42 51 51 49 49 47 44 62 57 53 53 51 49 66 70 71 73 73 74 52 52 52 52 52 58 49 49 49 49 48 52 43 43 43 42 47 47 42 40 41 41 40 40 42 42 41 41 41 42 45 44 43 43 42 41 50 48 49 47 45 44 53 51 50 53 48 46 62 62 55 53 53 55 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 50 700 750 800 70 73 73 74 73 74 60 60 59 59 60 62 54 53 53 53 53 56 45 48 48 44 48 51 45 44 44 44 43 43 45 44 44 43 44 47 48 46 45 44 45 44 50 50 49 50 48 46 56 54 51 53 50 50 63 63 62 54 54 55 78 83 83 83 85 86 60 60 60 59 60 66 54 54 54 53 53 57 50 51 51 50 48 53 50 46 49 46 48 48 47 47 46 45 45 47 48 49 49 47 45 45 56 55 50 54 50 51 59 57 56 54 51 52 65 64 62 61 55 55 87 89 93 91 93 97 64 64 63 63 66 66 58 58 57 57 57 57 51 51 51 50 50 54 50 50 49 49 51 50 52 51 51 50 50 49 55 52 52 50 51 50 57 55 55 56 55 51 59 59 58 57 56 54 67 66 64 62 62 56 Joist Self-Weight - Pounds per Linear Foot (plf) Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools 9 rows 10 rows Bowstring Joist (SPBW) Tables Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 700 750 800 79 79 79 78 86 86 65 64 64 67 67 66 58 58 57 57 61 60 55 55 55 55 54 58 51 51 51 51 50 54 51 51 51 51 50 53 53 52 52 52 51 50 55 54 54 53 53 51 58 58 57 56 54 52 60 59 59 59 59 55 83 83 83 83 90 90 68 68 68 71 71 70 63 62 61 61 61 65 56 56 56 55 59 61 53 53 53 52 52 56 54 53 53 52 52 55 53 53 53 52 52 51 56 56 55 55 54 53 60 59 59 56 56 54 62 64 63 60 59 58 93 94 92 92 102 102 72 72 72 76 75 75 65 66 65 65 65 68 59 59 60 59 59 62 58 58 58 58 60 59 54 54 54 53 52 55 54 54 55 54 53 57 58 57 56 55 55 53 61 60 59 59 58 56 66 64 64 61 60 58 Joist Self-Weight - Pounds per Linear Foot (plf) 39 39 44 44 44 43 32 32 32 34 34 34 31 31 33 33 32 32 30 32 31 33 32 32 32 31 31 33 32 32 34 33 33 32 34 35 36 36 35 35 37 37 39 38 38 38 39 39 44 44 43 41 42 40 46 47 46 46 44 43 46 46 46 49 49 49 38 38 40 39 39 39 34 36 34 35 36 35 32 32 34 34 34 34 33 33 33 33 34 34 36 35 35 34 36 36 38 37 37 37 39 37 40 40 40 40 39 41 48 45 44 42 43 42 48 49 47 46 46 44 51 51 54 54 54 54 41 41 41 46 45 45 38 38 40 40 40 39 36 35 36 38 37 37 35 35 35 34 36 37 37 36 36 36 37 38 39 39 39 38 39 40 42 41 42 41 40 42 48 46 45 44 45 43 49 51 48 49 48 47 55 55 58 58 58 58 48 48 47 47 51 50 42 41 42 41 46 45 39 39 39 42 41 40 39 39 38 40 39 41 39 38 38 37 39 39 41 40 41 39 39 40 44 43 43 43 42 43 48 47 47 47 46 45 52 51 51 49 48 47 63 62 62 65 65 65 52 52 52 52 55 55 49 49 49 47 52 51 42 43 42 48 47 46 41 41 40 40 42 41 41 40 40 40 42 41 42 42 41 41 40 42 45 44 44 44 43 45 51 50 48 47 46 45 53 51 51 51 50 49 66 66 66 69 69 68 56 56 56 56 59 59 49 49 49 53 53 56 48 45 48 48 51 51 44 43 43 43 43 42 44 43 43 43 42 47 45 44 44 44 43 48 47 47 46 44 46 46 51 50 51 49 48 46 56 55 52 51 51 49 73 74 74 74 73 73 60 60 60 60 63 62 55 54 54 53 53 57 51 51 50 50 54 52 49 49 49 49 48 52 47 46 46 46 48 51 49 48 47 45 46 50 50 50 48 47 47 46 54 53 51 51 50 48 59 57 57 53 56 53 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows 9 rows SP-Series Tables 34 34 34 35 35 36 30 29 31 31 31 30 28 30 28 30 30 29 28 30 30 30 30 31 30 31 31 31 31 32 32 32 32 32 32 32 35 35 34 35 33 36 39 38 37 37 39 39 42 42 41 40 40 40 46 46 46 44 43 42 SP-Series Design Top Chord Radius ft 1297 865 673 535 444 380 865 673 535 444 380 332 673 535 444 380 332 266 535 444 380 332 266 225 535 444 380 332 266 225 444 380 332 266 225 170 444 380 332 266 225 170 444 380 332 266 225 170 444 380 332 266 225 170 444 380 332 266 225 170 Special Profile Joists Center Depth in 56 56 56 56 56 56 68 68 68 68 68 68 80 80 80 80 80 80 92 92 92 92 92 92 104 104 104 104 104 104 116 116 116 116 116 116 128 128 128 128 128 128 140 140 140 140 140 140 152 152 152 152 152 152 164 164 164 164 164 164 Introduction Span ft 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 110 End Depth in 42 35 29 22 15 8 47 41 34 27 20 13 53 46 39 32 25 11 58 51 44 37 23 10 70 63 56 49 35 22 75 68 61 47 34 6 87 80 73 59 46 18 99 92 85 71 58 30 111 104 97 83 70 42 123 116 109 95 82 54 10 rows Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 51 SP-Series Tables SP-Series Design Special Profile Joists Introduction Bowstring Joist (SPBW) Tables Span End Depth Center Depth Top Chord Radius 300 350 400 450 500 550 600 650 700 750 800 ft 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 120 in 45.0 37.5 30.0 22.5 15.0 7.5 49.5 42.0 34.5 27.0 19.5 12.0 54.0 46.5 39.0 31.5 24.0 9.0 58.5 51.0 43.5 36.0 21.0 6.0 70.5 63.0 55.5 48.0 33.0 18.0 82.5 75.0 67.5 60.0 45.0 30.0 87.0 79.5 72.0 57.0 42.0 12.0 99.0 91.5 84.0 69.0 54.0 24.0 111.0 103.5 96.0 81.0 66.0 36.0 123.0 115.5 108.0 93.0 78.0 48.0 in 60 60 60 60 60 60 72 72 72 72 72 72 84 84 84 84 84 84 96 96 96 96 96 96 108 108 108 108 108 108 120 120 120 120 120 120 132 132 132 132 132 132 144 144 144 144 144 144 156 156 156 156 156 156 168 168 168 168 168 168 ft 1441 983 721 585 482 418 983 721 585 482 418 363 721 585 482 418 363 291 585 482 418 363 291 244 585 482 418 363 291 244 585 482 418 363 291 244 482 418 363 291 244 185 482 418 363 291 244 185 482 418 363 291 244 185 482 418 363 291 244 185 plf 38 38 38 38 38 42 33 33 32 34 34 34 30 30 32 32 31 31 32 32 32 33 33 32 32 32 34 34 33 34 34 34 36 35 35 36 37 36 38 38 37 37 40 41 40 42 39 40 43 43 42 43 43 44 46 48 47 45 44 44 plf 47 47 46 49 49 49 37 37 39 38 38 38 36 34 36 36 36 36 33 35 33 35 35 36 34 36 34 35 35 34 35 36 36 35 37 37 39 39 38 39 37 39 43 42 41 42 40 41 45 44 43 43 44 44 48 50 48 46 46 47 plf 51 51 54 54 54 54 41 41 46 46 45 49 38 40 40 40 39 43 37 39 39 38 38 43 37 37 36 38 38 39 38 38 37 37 37 38 40 40 39 39 39 42 44 43 43 43 43 43 46 47 46 45 45 45 50 50 50 49 49 47 plf 59 59 59 58 58 58 48 48 51 51 51 50 43 42 48 48 47 52 40 41 39 42 41 44 40 40 42 41 39 41 40 40 40 39 41 40 44 41 41 42 39 42 47 47 44 44 43 43 49 48 48 46 47 45 51 50 51 50 49 49 plf 63 63 63 65 65 65 53 52 52 56 55 55 49 49 49 52 52 52 43 43 43 48 50 49 43 42 42 42 48 47 42 43 43 42 42 44 44 43 43 43 42 43 47 47 46 46 45 45 49 48 48 48 47 48 62 53 52 50 49 49 plf 71 71 74 74 74 74 57 56 60 59 59 59 54 54 54 53 57 56 49 49 48 48 50 51 46 46 45 45 48 51 47 47 46 46 45 50 47 47 46 46 45 49 50 49 48 47 47 51 51 50 51 49 49 52 62 54 53 52 50 54 plf 76 76 75 76 82 82 61 61 60 64 64 66 55 55 58 57 58 60 51 51 51 50 50 53 51 51 51 50 50 53 51 51 51 51 51 52 50 50 49 48 52 53 52 52 52 49 53 53 54 54 54 53 52 52 62 61 60 55 59 54 plf 83 83 83 86 85 86 65 65 71 71 70 70 59 59 58 62 58 64 56 55 56 55 62 61 53 53 53 52 52 56 54 53 53 53 52 52 53 53 52 53 52 53 57 57 56 55 54 53 58 57 56 57 55 55 62 62 62 61 59 56 plf 94 94 91 93 101 102 72 72 71 76 75 75 63 63 66 69 69 67 59 60 59 59 63 64 59 59 58 58 57 63 56 55 55 55 54 54 55 55 54 54 54 53 58 57 56 57 55 54 61 60 59 58 56 56 64 63 64 62 59 57 plf 100 100 102 102 101 102 76 81 80 80 79 86 66 66 66 73 69 72 60 60 60 60 66 65 62 61 61 61 61 64 57 56 57 57 56 57 57 57 57 56 55 60 60 59 59 58 57 60 62 61 61 58 59 57 65 66 66 62 61 61 plf 101 100 111 110 109 109 80 81 80 80 85 87 73 73 73 73 77 76 67 67 67 71 71 73 63 63 62 62 61 64 64 64 64 64 63 63 63 62 61 61 61 60 62 62 63 61 62 60 64 63 61 62 60 62 69 69 68 64 62 62 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 52 Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools 9 rows 10 rows Bowstring Joist (SPBW) Tables Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 700 750 800 89 94 93 102 102 102 78 81 81 80 87 87 70 70 74 70 76 76 65 67 68 68 72 70 63 63 62 62 61 66 65 65 64 64 64 63 63 60 62 61 60 64 63 64 62 60 62 63 64 63 64 63 62 66 72 71 67 64 64 65 97 101 111 111 110 110 81 81 81 80 87 87 74 74 79 79 78 77 69 68 68 68 72 71 67 64 65 71 70 68 66 65 64 65 64 71 68 68 67 66 67 71 68 67 66 65 64 63 69 68 67 67 66 67 73 71 72 69 67 68 108 113 113 112 114 122 86 86 86 94 94 103 77 82 82 82 81 88 76 75 74 74 75 78 71 71 70 72 74 73 69 69 68 68 73 72 69 69 68 70 69 72 69 68 67 66 65 72 71 70 69 67 67 72 77 76 73 71 70 71 Joist Self-Weight - Pounds per Linear Foot (plf) 45 47 47 50 49 50 39 40 40 45 44 44 39 41 38 40 40 43 37 38 37 39 39 38 37 36 38 37 37 38 39 38 38 40 39 39 41 40 42 40 41 46 45 44 44 45 44 44 48 48 48 46 45 49 54 53 51 50 50 51 53 56 55 58 58 58 48 48 52 51 51 51 48 41 47 46 46 52 41 41 43 40 42 42 40 40 44 43 42 46 41 41 40 43 42 47 43 43 42 41 43 46 46 45 46 45 45 46 49 49 48 46 47 49 55 54 52 51 50 53 60 59 63 62 62 66 53 53 57 56 56 55 50 49 49 53 52 52 44 45 44 49 49 50 44 43 50 44 49 48 45 44 43 44 45 49 45 45 45 44 45 48 48 47 47 47 45 51 51 50 50 49 49 52 56 55 53 53 51 53 64 66 66 66 66 70 58 57 60 60 60 59 54 54 54 58 57 60 50 50 49 49 54 52 47 47 50 49 53 52 48 47 47 47 52 51 49 47 48 47 47 54 50 50 50 49 48 54 53 53 53 50 50 52 59 58 54 55 53 56 71 74 75 74 74 74 62 65 65 65 67 67 58 58 58 61 61 60 57 56 56 56 55 59 52 52 52 51 53 54 52 53 52 52 53 51 54 50 53 53 53 54 54 55 53 53 52 54 59 59 55 55 54 55 65 65 57 60 58 56 76 79 79 87 86 85 65 69 69 68 67 67 59 58 63 62 62 64 57 57 60 60 60 62 54 55 54 54 53 57 55 54 54 54 53 53 56 56 55 54 53 57 58 57 56 57 56 54 61 60 59 57 55 55 66 65 64 62 60 60 80 84 84 91 91 90 72 72 77 76 75 75 66 66 66 70 69 72 61 61 61 60 65 64 62 60 62 61 61 64 57 57 56 57 56 62 57 57 57 56 57 61 60 60 59 58 57 56 62 61 60 61 59 60 67 68 66 64 61 62 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows 9 rows SP-Series Tables 43 40 45 44 44 48 36 38 38 38 37 38 33 35 33 34 34 36 33 35 32 34 34 34 34 36 37 36 35 35 36 38 38 36 39 38 41 39 40 40 41 40 43 42 42 42 44 42 45 45 46 46 44 46 54 52 50 49 50 49 SP-Series Design Top Chord Radius ft 1585 1057 794 620 519 447 1057 794 620 519 447 393 794 620 519 447 393 316 794 620 519 447 393 316 620 519 447 393 316 265 620 519 447 393 316 265 519 447 393 316 265 200 519 447 393 316 265 200 519 447 393 316 265 200 519 447 393 316 265 200 Special Profile Joists Center Depth in 66 66 66 66 66 66 78 78 78 78 78 78 90 90 90 90 90 90 102 102 102 102 102 102 114 114 114 114 114 114 126 126 126 126 126 126 138 138 138 138 138 138 150 150 150 150 150 150 162 162 162 162 162 162 174 174 174 174 174 174 Introduction Span ft 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 130 End Depth in 50 42 34 25 17 9 54 46 37 29 21 13 58 49 41 33 25 9 70 61 53 45 37 21 73 65 57 49 33 17 85 77 69 61 45 29 89 81 73 57 41 8 101 93 85 69 53 20 113 105 97 81 65 32 125 117 109 93 77 44 10 rows Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 53 Introduction Bowstring Joist (SPBW) Tables SP-Series Tables SP-Series Design Special Profile Joists Span ft 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 End Depth in 53 44 35 26 18 9 56 47 38 30 21 12 68 59 50 42 33 24 71 62 54 45 36 19 74 66 57 48 31 13 86 78 69 60 43 25 98 90 81 72 55 37 102 93 84 67 49 14 114 105 96 79 61 26 126 117 108 91 73 38 Center Depth in 70 70 70 70 70 70 82 82 82 82 82 82 94 94 94 94 94 94 106 106 106 106 106 106 118 118 118 118 118 118 130 130 130 130 130 130 142 142 142 142 142 142 154 154 154 154 154 154 166 166 166 166 166 166 178 178 178 178 178 178 Top Chord Radius ft 1730 1132 841 670 568 485 1132 841 670 568 485 423 1132 841 670 568 485 423 841 670 568 485 423 342 670 568 485 423 342 284 670 568 485 423 342 284 670 568 485 423 342 284 568 485 423 342 284 216 568 485 423 342 284 216 568 485 423 342 284 216 Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 45 47 46 50 50 50 39 38 41 41 40 44 36 39 38 38 37 37 36 38 35 37 37 36 36 36 39 36 37 36 39 38 41 41 40 38 42 42 43 44 43 42 45 47 44 44 45 44 49 48 49 47 49 53 54 52 52 52 50 54 53 52 55 55 55 58 48 48 52 51 51 51 41 43 42 47 46 46 41 44 44 43 42 41 41 40 43 44 47 46 42 41 44 44 44 43 44 44 43 46 45 45 48 47 46 47 48 45 50 50 49 48 49 54 56 54 54 52 53 54 57 59 59 59 58 66 53 53 57 56 56 56 50 48 48 53 53 52 46 44 50 49 49 52 46 50 44 50 49 48 45 47 44 44 46 49 46 47 47 46 47 47 48 48 47 47 49 50 51 51 50 49 49 54 57 54 55 54 53 59 64 67 67 66 66 70 58 57 60 60 60 59 55 55 54 59 58 57 50 50 50 54 53 52 47 50 50 54 53 54 48 48 48 53 51 54 49 50 49 49 53 53 51 51 50 50 54 56 54 53 52 52 55 57 60 58 57 56 55 60 71 74 75 75 74 74 62 66 61 65 67 67 59 59 59 62 62 61 57 57 61 56 60 59 52 52 52 57 56 54 53 53 52 55 52 55 55 54 55 55 53 57 54 55 54 55 54 56 57 60 59 58 56 57 64 62 65 61 59 64 76 80 87 86 86 85 69 73 73 72 71 75 63 64 63 67 66 65 60 61 61 65 64 62 59 59 59 58 63 65 56 55 54 57 54 58 57 57 56 56 55 59 58 59 58 56 61 58 62 62 61 60 58 57 67 66 65 63 61 65 88 93 102 103 102 102 72 78 77 76 76 75 66 66 71 71 70 69 62 61 61 66 65 66 62 62 63 62 66 65 59 58 57 57 64 63 60 59 58 58 62 61 61 60 59 59 62 65 64 63 62 60 63 65 69 68 66 67 64 65 96 101 103 103 102 102 80 81 81 88 88 87 74 73 80 73 77 77 68 68 71 68 72 71 64 64 63 71 70 68 66 65 65 65 68 68 64 64 64 64 62 62 64 65 62 63 62 65 66 67 67 65 63 68 72 72 71 69 69 70 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 54 700 750 800 97 101 111 111 110 110 85 85 86 94 92 92 75 74 80 80 79 78 70 70 71 77 76 75 71 71 70 73 74 73 67 66 69 68 68 71 70 69 69 68 70 70 68 67 67 66 72 70 70 70 69 67 68 73 74 73 73 72 69 70 108 113 113 123 122 122 94 94 104 105 104 103 83 83 82 82 90 89 77 76 76 79 80 79 72 74 73 73 78 76 70 70 70 69 73 71 73 72 73 72 70 70 73 75 72 74 72 75 72 74 73 72 70 77 79 79 78 75 74 75 117 124 124 133 133 132 102 113 113 112 112 111 88 87 87 87 95 95 78 77 80 79 80 87 78 78 77 77 83 81 77 75 76 76 75 80 74 74 73 74 74 77 76 75 75 74 75 79 79 79 78 76 78 77 83 79 78 79 77 75 Joist Self-Weight - Pounds per Linear Foot (plf) Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools 9 rows 10 rows Bowstring Joist (SPBW) Tables Top Chord Uniform Load - Pounds per Linear Foot (plf) (ASD) 300 350 400 450 500 550 600 650 700 750 800 114 114 113 123 122 122 95 94 105 105 103 103 83 83 92 82 91 89 84 80 84 83 91 90 77 77 77 83 76 81 76 76 75 82 80 77 76 75 74 74 75 79 74 73 72 73 77 78 75 76 75 74 76 78 78 77 76 76 79 80 124 124 124 123 123 122 103 115 113 113 112 123 96 96 107 106 105 105 84 84 84 93 92 90 79 78 85 86 81 88 80 80 79 83 83 82 78 78 77 77 76 81 80 78 78 78 78 84 77 76 75 76 76 79 80 79 78 79 79 82 124 124 124 124 133 133 115 115 114 114 124 123 103 103 115 114 114 113 90 90 91 107 107 106 86 86 86 86 85 93 81 81 84 83 83 90 79 78 83 82 81 85 81 81 80 79 85 84 83 83 82 81 80 79 83 82 81 79 82 83 Joist Self-Weight - Pounds per Linear Foot (plf) 57 56 56 59 59 58 54 53 57 56 56 56 49 48 52 51 51 51 44 44 49 49 48 53 44 47 43 43 49 47 44 47 46 46 49 47 46 49 48 48 52 49 47 49 47 49 53 51 47 48 47 50 49 53 50 52 49 51 56 53 61 60 64 64 66 66 55 57 61 60 60 60 55 55 58 59 58 57 51 56 51 55 54 53 51 52 51 50 54 53 54 48 51 55 57 55 51 49 49 54 53 56 51 50 55 54 54 58 51 50 57 50 55 56 54 53 52 52 58 60 68 69 72 72 74 74 62 66 61 65 67 67 59 59 58 62 62 61 57 61 60 61 60 62 53 53 53 58 58 56 54 53 59 55 57 55 55 54 58 55 57 56 55 56 55 54 60 58 56 55 57 57 55 60 57 60 59 59 58 62 75 75 75 79 79 86 69 66 73 72 75 75 63 67 63 70 69 68 61 65 60 65 64 62 59 61 59 61 66 64 56 56 61 55 59 66 56 56 58 55 60 59 59 58 57 56 61 61 60 59 58 58 57 61 63 61 60 59 64 62 84 84 88 87 87 86 73 72 77 76 76 84 66 67 71 70 70 73 65 69 72 71 71 70 63 62 62 67 67 65 64 64 63 69 68 66 60 59 61 66 60 64 62 61 62 61 61 66 62 62 61 60 60 61 63 62 62 61 64 69 93 93 104 103 103 103 81 81 89 89 88 87 75 80 80 79 77 77 69 69 73 73 75 74 70 70 75 74 74 72 65 65 73 71 71 69 67 67 66 70 70 71 70 69 68 68 67 72 67 67 65 66 64 69 67 68 65 68 64 71 101 101 112 111 111 110 86 86 94 94 103 103 82 82 82 82 89 88 76 76 82 80 80 79 71 73 77 79 76 76 72 72 75 71 75 77 71 70 73 70 74 72 70 71 72 71 76 75 73 72 71 70 73 77 70 69 70 68 75 73 X - BridgingRequirements Requirements– -Reference ReferenceStandard SP-Series Specification Section 904.5 BRIDGING on page X-Bridging Specification Section 904.5 Bridging on page 96 92 1 row 2 rows 3 rows 4 rows 5 rows 6 rows 7 rows 8 rows 9 rows SP-Series Tables 48 48 47 51 50 50 42 48 42 47 49 49 40 42 39 41 41 44 40 39 42 41 40 39 40 40 42 42 41 45 43 40 43 42 43 41 42 41 44 44 43 43 44 45 47 46 47 45 46 45 44 47 48 48 49 47 46 50 51 53 SP-Series Design Top Chord Radius ft 1777 1207 914 720 605 514 1207 914 720 605 514 453 1207 914 720 605 514 453 914 720 605 514 453 363 914 720 605 514 453 363 720 605 514 453 363 306 720 605 514 453 363 306 720 605 514 453 363 306 720 605 514 453 363 306 605 514 453 363 306 231 Special Profile Joists Center Depth in 76 76 76 76 76 76 86 86 86 86 86 86 96 96 96 96 96 96 106 106 106 106 106 106 116 116 116 116 116 116 126 126 126 126 126 126 136 136 136 136 136 136 146 146 146 146 146 146 156 156 156 156 156 156 166 166 166 166 166 166 Introduction Span ft 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 End Depth in 57 48 39 29 20 10 58 49 39 30 20 11 68 59 49 40 30 21 69 59 50 40 31 12 79 69 60 50 41 22 79 70 60 51 32 14 89 80 70 61 42 24 99 90 80 71 52 34 109 100 90 81 62 44 110 100 91 72 54 16 10 rows Discover the easiest way to specify special profile joists: www.newmill.com/digital-tools Standard Specification Bearing have aa seat seat depth depth as indicated in the chart below Bearing Seat Seat Depth Depth –- Profiles to the right of a colored line have indicated in the chart below Minimum 5" 7½" 10" Maximum 12½" 55