TRAFFIC MANAGEMENT

TRAFFIC SIGNS

A device mounted on affixed or portable support whereby official notice is given in the form of symbol.

Channelization

Building of traffic islands, turning lanes, and so on.

Steady Yellow

Color that instruct driver to Prepare to stop.

FLASHING YELLOW

Color that is the same as yield sign

STEADY GREEN

Color that means go.

STEADY RED

Color that means to stop at the designated line.

PROHIBITORY SIGNS OR RESTRICTIVE SIGNS

Easily seen by motorists to indicate regulation which is prohibitive.

Closed

Motorway control system wherein there is circuit television surveillance to detect quickly any deterioration.

Across

Motorway control system which there is road meters to monitor and control motorway.

TRAFFIC SIGN

Oldest traffic control device. Safe and orderly movement of traffic

Computerized Control of Signal Networks

Signal changes are ordered by the demands of traffic and are directed by computers that operate on the basis of traffic information.

TRAFFIC SIGNALS

Signal operated manually, electrically or mechanically by which traffic is alternately commanded to stop and permitted to proceed.

PRIORITY SIGNS

Signs intended to regulate priority over particular road section.

GUIDE SIGNS OR INFORMATIVE SIGNS

Signs that inform and guide road users of directions, distances, and destination routes.

Place identification signs

Signs that may be used to show frontier between 2 countries or for showing the beginning or end of built up area.

MANDATORY SIGNS

Signs used to notify road users of special rules in which they must comply for safety.

TRAFFIC CONTROL DEVICES

Signs, signal marking placed exerted for the purpose of regulating, warning and guiding traffic.

Progressive System

System used on major arteries of a number of cities. Signals at successive intersections along the artery are timed to change from red to green at staggered intervals.

Fixed-time system

Traffic control signal by which traffic is alternately commanded to stop according to pre-determined schedule.

CONFIRMATORY SIGNS

Used to confirm direction of the roads.

STEADY GREEN ARROW

Vehicles turning left can do so.

WARNING SIGNS (TYPE W)

Warn road users of condition on or adjacent to the road which may be unexpected or hazards to traffic operation

Regulatory Sign

regulate the movement of traffic.