A0999/25
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Taxiway Operations

Follow the greens operational trial ongoing at Changi Airport.

2025-03-24 11:00 - 2025-05-18 23:00

Period of Applicability

2025-03-24 11:00 - 2025-05-18 23:00

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Interpretation

During the operational trial at Changi Airport, pilots must follow guidance related to green taxi lights and ATC verbal instructions. The trial runs from March 24 to May 18, 2025, with specific hours of 1100 to 2300 each day.

Message

FOLLOW THE GREENS OPERATIONAL TRIAL ONGOING IN CHANGI AIRPORT. DURING THE TRIAL: I. TWY CL LGT WILL BE PROGRESSIVELY TURNED ON. PILOTS ARE PROVIDED WITH DEDICATED VISUAL GUIDANCE ON ATC CLEARED TAXI ...

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Raw NOTAM

 A0999/25 NOTAMN
Q) WSJC/QXXXX/IV/BO/A/000/999/0122N10359E005
A) WSSS PART 1 OF 2 B) 2503241100 C) 2505182300
D) MAR 24-31 1100-2300, APR 01-30 1100-2300, MAY 01-18 1100-2300
E) FOLLOW THE GREENS OPERATIONAL TRIAL ONGOING IN CHANGI AIRPORT.
DURING THE TRIAL:

I. TWY CL LGT WILL BE PROGRESSIVELY TURNED ON. PILOTS ARE PROVIDED
WITH DEDICATED VISUAL GUIDANCE ON ATC CLEARED TAXI ROUTE.

II. FOLLOW THE GREENS SER NOT AVBL ON RWY AND RAPID EXIT TWY.
PILOTS SHALL FOLLOW ATC VERBAL TURN INSTRUCTIONS WHEN VACATING RWY.

III. ATC WILL USE THE PHRASEOLOGY ''FOLLOW THE GREENS'' TOGETHER
WITH A VERBAL CLEARANCE LIMIT (HOLD SHORT POINT) WHEN ISSUING A
TAXI CLEARANCE TO PILOTS.

IV. PILOTS SHALL STRICTLY ADHERE TO FOLLOW THE GREENS TAXI
INSTRUCTIONS AND FOLLOW THE GREEN CL LGT UNTIL THE CLEARANCE LIMIT
OR WHERE RED STOPBAR IS ILLUMINATED.

V. PILOTS SHALL NOT TAXI AHEAD IF THERE ARE NO GREEN CL LGT OR WHEN
RED STOP BAR IS ILLUMINATED. PILOTS SHALL NOT PROCEED PAST THE
VERBAL CLEARANCE LIMIT WITHOUT ATC APPROVAL EVEN WHEN NO RED
STOPBAR IS ILLUMINATED.
END PART 1 OF 2
A0999/25 NOTAMN
Q) WSJC/QXXXX/IV/BO/A/000/999/0122N10359E005
A) WSSS PART 2 OF 2 B) 2503241100 C) 2505182300
D) MAR 24-31 1100-2300, APR 01-30 1100-2300, MAY 01-18 1100-2300
E) VI. IN INSTANCES OF AMBIGUITY OR WHEN MULTIPLE GREEN LIGHT SEGMENTS
ARE PROVIDED, PILOTS SHALL STOP AND SEEK CONFIRMATION BEFORE
FURTHER TAXI. ATC WILL PROVIDE ADDITIONAL VERBAL GUIDANCE.

VII. PILOTS ARE REMINDED TO EXER CTN TO ENSURE SUFFICIENT WINGTIP
CLEARANCE AND SEPARATION WITH OTHER ACFT. WHEN APPROACHING ACFT
STANDS, PILOTS SHALL FOLLOW THE LEAD IN LINE MARKINGS AS THE GREEN
LGT MAY NOT TERMINATE IN FRONT OF THE PRKG STANDS.

VIII. FOR DEP, PILOTS SHALL ENSURE ACFT TRANSPONDER IS OPR PRIOR
PUSHBACK. FOR ARR, PILOTS SHALL ENSURE ACFT TRANSPONDER IS OPR AFT
LDG TIL THE ACFT REACH THE PRKG STAND.
IX. WHEN FOLLOW THE GREENS SER IS TERMINATED, ATC WILL REVERT TO
VERBAL TAXI INSTRUCTIONS. PILOTS SHALL RESUME OWN NAV WITH
REFERENCE TO TWY GUIDANCE SIGNS AND MARKINGS.
END PART 2 OF 2
Issued at: 2025-03-19 04:35
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