(KSFO) DYAMD RNAV STAR Revised Clearance Trial

San Francisco (KSFO) DYAMD RNAV
STAR Revised Clearance Trial
December 14-18, 2015
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KSFO DYAMD Two RNAV STAR
Change to the Bottom Altitude at ARCHI
•
NOTAM:
!FDC 5/0051 SFO STAR SAN FRANCISCO INTL,SAN FRANCISCO,
CA. DYAMD TWO ARRIVAL (RNAV) CHANGE ALTITUDE
RESTRICTION AT ARCHI TO READ: 8000. ALL OTHER DATA
REMAINS AS PUBLISHED. 1510021330-1610012359EST
•
NOTAM amends “Bottom Altitude” at ARCHI to 8000’
– Charted Altitude: 7000’
•
Amended altitude required to keep aircraft arriving on the
DYAMD Two STAR contained within the KSFO Class B airspace
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KSFO DYAMD Two RNAV STAR
Change to the Bottom Altitude at ARCHI
•
Trial beginning December 14, 2015 & ending December 18, 2015
•
Oakland Center (ZOA) will issue the “Descend Via” clearance with an
ATC-assigned “Bottom Altitude” at ARCH of 8000’ using the
phraseology:
•
•
“[Aircraft/Flight ID], descend via the DYAMD Two arrival, except cross
ARCHI at 8000”
Pilots and flight crews must ensure that the altitude constraint
programmed in the FMS at ARCHI is changed from 7000’ to 8000’
Pilots must use correct “Descend Via” phraseology on initial contact with
NorCal TRACON
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Descend Via – Operational Application
ATC Assigns “Descend Via” With An ATC-Assigned “Bottom Altitude”
ATC Clearance:
“Falcon 900 Delta Alpha, Descend Via The DYAMD Two Arrival,
Except Cross ARCHI at Eight Thousand”
ATC Issued
“Bottom Altitude”
8,000’ At ARCHI
230K Speed Restriction at ARCHI Remains In Force
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Descend Via – Operational Application
“Descend Via” With An ATC-Assigned
Bottom Altitude
The Pilot Should:
•
Track the lateral path of the DYAMD2
•
Descend at pilot’s discretion to comply with published altitude restrictions until
reaching the ATC-assigned “Bottom Altitude” of 8000’ at ARCHI
•
Comply with all published speed restrictions (e.g. 230KT at ARCHI)
CEDES
At 250KT
Between
12000’ & 10000’
ALWYS
DYAMD
At or Above
FL270
LAANE
At 280 KT
Between
FL260
&
FL220
ATC Issued
“Bottom Altitude”
8,000’ At ARCHI
FLOWZ
At 280 KT
Between
FL190 & 14000’
z
FRELY
At 240KT
At or Above
8000’
ARCHI
At 230KT
At 7000’
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Descend Via – Operational Application
Pilot/Controller Initial Contact Phraseology
“NorCal Approach,
Falcon Nine Zero Zero Delta Alpha,
Leaving Flight Level Two Four Zero
For Eight Thousand,
Descending Via The DYAMD Two Arrival,
Information Bravo”
“Falcon Nine Zero Zero Delta Alpha,
NorCal Approach, Expect I-L-S
Runway Two Eight Right Approach”
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KSFO DYAMD Two RNAV STAR
Change to the Bottom Altitude at ARCHI
•
Unless otherwise directed by ATC, pilots & flight crews
remain responsible for compliance with the NOTAM
changing the altitude restriction at ARCHI to 8000:
!FDC 5/0051 SFO STAR SAN FRANCISCO INTL,SAN FRANCISCO,
CA. DYAMD TWO ARRIVAL (RNAV) CHANGE ALTITUDE
RESTRICTION AT ARCHI TO READ: 8000. ALL OTHER DATA
REMAINS AS PUBLISHED. 1510021330-1610012359EST
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KSFO DYAMD Two RNAV STAR
Change to the Bottom Altitude at ARCHI
•
Trial will end on December 18, 2015, at which time NorCal will
revert to relying on the NOTAM for pilot/flight crew compliance
with the amended, 8000’ altitude restriction at ARCHI
•
Pending results of trial, NorCal may return to using
“Descend Via, Except Cross ARCHI at 8000” clearance until
such time as the procedure can be amended
•
Comply with the NOTAM to cross ARCHI at 8000’ unless
otherwise directed by ATC
Please submit questions concerning “Climb Via” or “Descend Via”,
to climb-descend-via@nbaa.org
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