34 41 13- traffic signage.pdf

MINISTRY OF HOUSING Western Sector Projects Sitework & Infrastructure OMRANIA and ASSOCIATES Project Specification

TRAFFIC SIGNAGE SECTION 34 41 13 - 1

SECTION 34 41 13

TRAFFIC SIGNAGE

PART 1: GENERAL

1.01 SECTION INCLUDES

A. Traffic signs, including, but not limited to the following:

1. Warning signs.

2. Regulatory signs.

3. Informative signs.

4. Variable message signs.

1.02 RELATED SECTIONS

A. Section 01 31 00 Project Management and Coordination.

B. Section 01 33 00 Submittal Procedures.

C. Section 03 30 00 Cast-in-Place Concrete.

D. Section 05 50 00 Metal Fabrications.

E. Section 09 91 00 Painting.

F. Division 26 Electrical.

1.03 REFERENCES

A. HDM Highway Design Manual, Ministry of Communications, Kingdom of Saudi Arabia.

B. MUTCD Manual on Uniform Traffic Control Devices, Ministry of Communications, Kingdom of Saudi Arabia.

1.04 REGULATORY REQUIREMENTS

A. Signs shall meet all national and local sign and electrical codes.

B. Signs shall be in English and Arabic or as directed. Use Naskh style of letter for Arabic signs.

1.05 SUBMITTALS

A. Comply with Section 01 33 00.

B. Product Data: Submit manufacturers technical data.

C. Shop Drawings: Submit fully dimensioned coordinated shop drawings for approval prior to manufacture. Indicate styles, graphics, lettering font, foreground and background colors, locations, construction details, wiring diagrams and overall dimensions of all signs.

D. Samples: Submit samples of sign finishing materials.



1.06 QUALIFICATIONS

A. Manufacturer: Company specializing in manufacturing the products specified in this Section with minimum five years documented experience.

B. All electrical connections shall be made by a licensed electrician.

1.07 DESIGN REQUIREMENTS

A. Maintain uniformity in design, placement and use of standard signs throughout the project. Follow MUTCD standards for all traffic signs.

B. Co-ordinate roadway geometric design with traffic signage placed effectively to give drivers and pedestrians necessary informative, regulatory and warning information.

C. Provide same type and placement of sign for all identical conditions.

1.08 DELIVERY, STORAGE AND HANDLING


B. Package signs, labeled in name groups.

C. Store adhesive attachment tape at ambient room temperatures.

1.09 ENVIRONMENTAL REQUIREMENTS

A. Do not install signs when the ambient temperature is outside the range recommended by the manufacturer.

B. Maintain this temperature range during and after installation of signs.

1.10 WARRANTY

A. Comply with Section 01 78 36. PART 2: PRODUCTS 2.01 MATERIALS

A. Regulatory Signs, Informative Signs and Variable Message Signs:

1. Text and graphics screen printed on lacquered aluminum backings in powder coated, extruded aluminum frames. Backing thickness as recommended by the manufacturer, sufficient not to deform under installed conditions, 2.0 mm minimum, all as selected by the Engineer.

2. Posts and fixings of galvanized steel pipe as detailed on the Drawings in accordance with

HDM. B. Warning Signs:

1. Standard warning signs screen printed on lacquered aluminum backings, 2.0 mm min with posts and fixings all as shown on drawings and conforming to HDM and MUTCD.

2. Text, photographs and graphics shall be surface screen printed.



2.02 GENERAL

A. Shapes: Use following standard sign shapes;

1. Round shape for regulatory signs.

2. Square or rectangular for informative signs.

3. Equilateral triangle, with one vertice upward for warning signs.

4. Equilateral triangle, with one vertice downward exclusively for Give Way sign.

5. Octagon shape exclusively for Stop sign.

B. Colors: Use standard colors complying to the MUTCD for both border and legends.

C. Dimensions: Follow the dimensions as detailed in MUTCD manual. Where greater legibility or emphasis is needed, increase standard sizes with the approval of the Engineer and authorities having jurisdiction.

2.03 ELECTRICAL REQUIREMENTS

A. Electrical installations for signage shall be shown on the Drawings and shall comply with applicable provisions of Division 16 of this Specification.

B. Illumination to all overhead signs shall be provided where shown on the Drawings.

C. Provide time clocks, switching, photocells and BMS connections including wiring, conduiting and all accessories as required for the proper operation of signs. 2.04 VARIABLE MESSAGE SIGNS (VMS)

A. Design: High intensity amber with 24 hour readability maintenance free LED technology. Full matrix configuration; lift out modules for fast replacement; message selection by predetermined message library and online formatting; onscreen message confirmation at central; diagnostic verification of pixel status.

B. To be of weather tight aluminum construction, walk in housing/lift face housing with efficient

ventilation system. C. Design VMS to have one or more messages, which may be displayed or deleted as required by

the design shown on the Drawings or as instructed by Engineer. D. Install the messages on the VMS, such that they are changeable manually, by remote control or

by automatic controls which sense the conditions required with central control systems as per the design shown on Drawings or instructed by Engineer.

E. Comply with MUTCD manual for color, shape and dimensions of messages.

PART 3: EXECUTION 3.01 EXAMINATION

A. Verify that substrate surfaces are ready to receive work.



3.02 INSTALLATION

A. Install in accordance with manufacturers instructions and HDM and MUTCD manuals.

B. Install signs after surfaces are finished, in locations indicated.

C. Position signs as indicated on the Drawings and as directed by the Engineer.

3.03 PROTECTION


B. Protect installed signs during construction to prevent damage from whatever source.

3.04 CLEANING


B. Before final inspection, remove protective coverings and clean signs.

C. Final cleaning of all surfaces shall be carried out strictly in accordance with the manufacturers instructions.

3.05 SPARES


B. Provide 2% additional spares for each sign type.

END OF SECTION

34 41 13- traffic signage.pdf

Documents

traffic signs

regulatory signs

informative signs

standard signs

arabic signs

installation of signs

package signs

variable message signs