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Stack #4325201
| Question | Answer |
|---|---|
| • It is a device mounted on a fixed support (permanent signs) or portable support (temporary signs) whereby a specific message is conveyed by means of words or symbols placed or erected for the purpose of regulating, warning or guiding traffic | ROAD SIGN? |
| To be effective, the ROAD SIGN should: | Fulfill a need; • Command attention; • Convey a clear, simple message; • Command respect; and, • Give adequate time for proper response. |
| Signing Principles (5Cs) | Conspicuous - Easily seen Clear - Legible, can be read in ample time Comprehensible – Understood Credible – Believed Consistent - Same sign/symbols for same message |
| • Subject: Adoption of the Revised Manual on DPWH Highway Safety Design Standard, May 2012 Edition | Department Order No. 41; Series of 2012 |
| Road Safety Manuals and Handbooks | • Department Circular No.09 Series of 2004 |
| • Adoption of the Revised Manual on DPWH Highway Safety Design Standards, May 2012 Edtion | Department Order No. 41, s. 2015 |
| Used as the official reference for the design and installation of road signs and pavement markings on national and local roads. | HSDS Part II: Road Signs and Pavement Markings Manual |
| What are the classification of ROAD SIGNS? | Regulatory Signs (Type R); • Warning Signs (Type W); • Guide Signs or Informative Signs (Type G); • Signs for Expressways (Type GE); • Signs for Special Purposes (Type S); and, • Hazard Markers (Type HM). |
| -are those which require driver’s compliance. | REGULATORY SIGNS |
| -informs road users of traffic rules and regulations, that if disregarded, will constitute an offense. | REGULATORY SIGNS |
| At an intersection where a complete stop is required by law for safety • Drivers shall have suf | PRIORITY SIGNS (R1) STOP SIGN (R1-1) |
| Purpose & Application: At intersections where there is a need to resolve uncertainty as to which traffic is required to give way to another | PRIORITY SIGNS (R1) GIVE WAY SIGN (R1-2) |
| Indicates the only direction(s) the motorist is obliged to follow | DIRECTION SIGNS (R2) |
| To forbid overtaking in No Overtaking Zones | PROHIBITIVE OR RESTRICTIVE SIGNS (R3) |
| MISCELLANEOUS SIGNS (R6) | PEDESTRIAN CROSSING (R6-8) |
| Signs that are used to warn motorists of potentially hazardous conditions on or adjacent to the road. | WARNING SIGNS |
| Used in advance of a substandard curve or a curve that may not be evident to the motorist in the course of his travel along a reasonable straight section of the road; | CURVE SIGN (W1-3) |
| (W1) | HORIZONTAL ALIGNMENT SIGNS |
| (W2) | INTERSECTION & JUNCTION SIGNS |
| Generally used where sight distance on the approach to an intersection is less than the safe stopping distance or where drivers may have difficulty appreciating the presence of intersection ahead; | CROSS ROAD SIGN (W2-1) |
| These signs inform the motorist that the road he travels on is a priority road with the intersection being controlled by a STOP or GIVE WAY sign; | PRIORITY ROAD SIGNS (W2-8, W2-9, W2-10) |
| (W4) | ROAD WIDTH SIGNS |
| Used on approaches to all road bridges having a width between curbs of; | NARROW BRIDGE SIGN (W4-1) |
| Used to warn motorists of the approach to a divided road when the median island is more than 300.0 m in length | DIVIDED ROAD SIGN (W4-3) |
| (W6) | PEDESTRIAN & SCHOOL |
| These signs are interchangeable and used to warn motorist of the presence of pedestrians who may be crossing the road ahead regardless whether there is a designated crossing; | PEDESTRIAN & SCHOOL SIGNS (W6) |
| • This sign is used to warn motorists of the presence of school children, who may be crossing the road ahead regardless of whether there is a designated school cross | CHILDREN CROSSING SIGN (W6-2) |
| Used to emphasize a marked change in the direction of travel and the presence of obstruction; | Hazard Markers - Type HM [1] |
| Types Hazard Markers | • One Way • Two Way • Width Markers • Obstruction Markers |
| - To delineate abrupt narrowing of pavement | One-Way Hazard Markers (HM1) |
| - To guide through a change in horizontal alignment | Chevron Signs (HM-1A/HM-1B) |
| To delineate an exposed obstruction at which traffic may pass to either side. | Two-Way Hazard Markers (HM-4A, HM4B, HM-5) |
| - Used at approaches to road bridges | Width Marker (HM-6) |
| • Inform road users about the direction and distances of destinations on the route they are following or along other roads that intersect their route. | GUIDE SIGNS |
| Guide Signs Classifications | • ADVANCE DIRECTION SIGNS- • INTERSECTION DIRECTION SIGNS • REASSURANCE DIRECTION SIGNS • GUIDE SIGNS ON EXPRESSWAYS |
| Used in advance of an intersection to indicate destinations along each route leading away from the intersection providing prior information of the routes ahead by showing place, names, arrows, symbols and instructions to indicate directions. | ADVANCE DIRECTION SIGNS |
| Supplements advance Direction signs and should be placed at more important intersections or decision points to show where the intersecting road leads. | INTERSECTION SIGNS |
| May be used beyond intersections to reassure motorists who are travelling towards their intended and to indicate the distances to the desired destination. | REASSURANCE SIGNS |
| May be erected on an arterial road to denote places of public, scenic, historic or cultural interest that are recognized by the appropriate authority and through which the road passes. | TOURIST INFORMATION AND TOURIST DESTINATION SIGNS |
| Take the form of lines, symbols, messages, or numerals and may be set into the surface of, applied upon, or attached to the pavement. | PAVEMENT MARKINGS? |
| Used to separate opposite traffic movements of an undivided roadway and is generally placed centrally on all roads and bridges 6.0m or more in width. | SEPARATION LINE (CENTER LINE) |
| Used to separate adjacent lanes of traffic moving in the same direction | LANE LINES |
| -used only where overtaking from both directions of the road and all crossing movements are prohibited | DOUBLE UNBROKEN YELLOW LINE |
| used where overtaking from both directions of the road are prohibited, however, crossing movements are permitted | SINGLE UNBROKEN YELLOW LINE- |
| same as double unbroken yellow line for vehicles proceeding in the direction where the unbroken yellow line appears on the right of the markings, but vehicles on the other direction are permitted to cross the line. | COMBINATION OF AN UNBROKEN YELLOW LINE AND A WHITE SEPARATION LINE |
| Used to delineate the edge of the travelled way to distinguish it from the shoulder area. | EDGE LINES |
| • Used to guide traffic safely past obstructions on roadways such as islands, median strips, bridge piers or indicate changes in the width of the travelled portion of the roadway and an increase or reduction in traffic lanes | TRANSITION LINES |
| • Markings consisting of a two adjacent broken white lines across the carriageway at which the divers must give way to all traffic in accordance with R1-2 (Give Way Sign). | GIVE WAY LINE |