188.8.131.52 Devices. Only those signs, standards, barricades, flags, and cones that conform
to state or local codes will be used. All state and local traffic codes will be followed when
providing work area protection.
a. During night operations or in periods of reduced visibility, special precautions will be
taken. Adequate warning equipment will be used including flashing lights, flares, or area
b. Warning devices and equipment will be removed as soon as the hazard is eliminated.
c. Warning devices and equipment not in use will be stored in a proper manner or
removed from the work area.
d. Barricades of materials having protruding nails will not be permitted.
184.108.40.206 Flagmen. Flagmen or other appropriate traffic controls will be used whenever
there is any doubt that the use of signs, signals, and barricades is ineffective.
a. Flagmen will wear a red or orange warning vest or garment. Warning garments worn
at night will be of a reflectorized material.
b. Flagmen using hand signaling equipment will ensure signals provide sufficient warning
to protect themselves and the work site. Signal flags will be red and at least 60 centimeters (24
inches) square. Sign paddles (Stop and Slow) will be on a 1.8-meter (6-foot) staff. In periods of
darkness or reduced visibility, red lights will be used.
c. Flagmen will place themselves in a protected position to reduce possibility of injury
d. Flagmen will ensure that they can fully observe the operation and will guide vehicular
traffic in such a manner as to minimize the possibility of accidents or injury.
e. When flagmen are used at both ends of a job site, reliable communications or
prearranged signals will be used to insure proper traffic flow.
f. Flagmen will face traffic when giving signals.
g. Flagmen will give positive, direct signals that leave no doubt as to their meaning.
220.127.116.11 Barriers and Barricade Tape. Refer to Section 6.