The Philippines follows its rules towards traffic signs from the Vienna Convention on Road Signs and Signals, alongside with other countries such as India, Greece and Italy. The Vienna Convention on Road Signs and Signals is an international treaty designed to increase road safety and aid international road traffic by standardising the signing system for road traffic (road signs, traffic lights and road markings) in use internationally.
In article 2 the convention classes all road signs into a number of categories (A - H):A. Danger warning signsB. Priority signsC. Prohibitory or restrictive signsD. Mandatory signsF. Information, facilities, or service signsG. Direction, position, or indication signH. Additional panels
Warning signs can indicate any potentialhazard, obstacle or condition requiringspecial attention. Here are the most common warning signs:
Mandatory Signs Mandatory signs are roadsigns which are used to set theobligations of all traffic which use aspecific area of road. Unlike prohibitoryor restrictive signs, mandatory signs telltraffic what it must do, rather than mustnot do. Here are some common examples ofmandatory signs:
Minimum Speed SignVehicles Exceeding Mass Only Sign
INFORMATION, FACILITIES OR SERVICE SIGN Service signs are those that indicates aspecific facility by which many can finduseful, especially those that can be used formedical purposes, security, and food. Here are some common examples ofservice signs:
A direction sign, more fully defined asa direction, position, or indication sign bythe Vienna Convention on Road Signs andSignals, is any road sign used primarily togive information about the location of eitherthe driver or possible destinations, and areconsidered a subset of the informative signsgroup. Here are some common examples ofIndication Signs: