Paragraph 9 I1

Northern Ireland

Visual indictors and an audible alarm shall be provided at the control point. The indicators shall show when:

(a)

the main power supply is available;

(b)

all barriers are fully raised;

(c)

all the barriers are fully lowered;

(d)

at least one of the intermittent red lights of the traffic light signals on each side of the railway is showing along the carriageway.

Annotations