Flagging Flashcards
A flagger equipped with a red light/flag, a white light, a portable stop and a whistle must be stationed a minimum of:
150ft from the beginning of the work area
A track requiring flagging protection must have two (2) yellow flags/lamps displayed:
Not less than 500ft, nor more than 700ft in approach to the flatters station.
All lights and/or flags used to signal trains must be displayed on the:
Right side of tracks in both sub-divisions
The proper sequence to follow when placing flags or lamps on the tracks is:
Yellow, Green, Red
Holding the hand or white light away from body in a steady position means:
Reduce speed to no more than 5mph, and be prepared to stop.
When an auxiliary flagger is required, the yellow caution lamps must be placed:
Not less than 500ft, nor more than 700ft in approach of the Auxiliary flagger’s position
The proper sequence to follow when removoing flags or lamps from the track is:
Red, Green, Yellow
Express tracks or long descending grades which allow a train to exceed 35mph requires:
2 additional lamps/flags displayed at a point 300ft further from the first set of yellow lights/flags
After passing a work area a T/O does not see a green resume, when can the T/O resume normal operation?
At the next station after notifying the RCC
The flagger protecting a work site in the subway does not have a direct line of sight to the caution lamps because of a curve. The assigned auxiliary flagger must be equipped with a whistle and a:
Yellow lamp, Red lamp, and a portable stop
In cases where NYCTA maintenance employees are moving from point to point in the subway w/o formal flagging protection, a T/O would encounter:
A yellow flashing light, 650ft in approach to the area
A track worker passes a proceed signal giving a T/O permission to pass a defective red automatic signal. The track worker acted:
Incorrectly. Only signal maintainers, signal supervision, or RTO supervision may give permission to key-by a defective signal
A T/O encounters a set of yellow lamps and only one is lit. The T/O should:
Proceed, as if both lamps were lit, and report it to the flagger
Yellow No Key By sign
A fixed miscellaneous yellow “No Key By” sign
Station Platform Telephone “T” sign
A fixed miscellaneous “Station Platform Telephone ‘T’ sign
