Composite Metal Guardrails
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Composite Metal Guardrails
Metallic Beam Guard Rails
We supply metallic beam guardrails, c steel posts and spacers for integrated guardrail solutions for road safety and fencing purpose. Metallic materials are hot dipped galvanized beams, powder coated / painted steel beams, non galvanized black beams.
Metal Beam Guard Rail
All guard rails complete with posts, breakaway cable terminal sections, foundations, end sections etc.
Corrugated steel beam guard rail and fittings to use on the Project.
MATERIALS
a. Concrete posts and offset blocks shall be precast in the shape and dimensions specified. Cement Type shall be used in the construction of all posts and offset blocks and concrete shall conform to the requirements of Class K300 as specified in Section V (Concrete Works) of these Specifications.
b. Steel reinforcing bars shall conform to the requirements of Section V (Concrete Works) of these Specifications.
c. Steel posts shall be either W200 x 15 or W150 x 14 per design requirement and shall be galvanised as specified. Sections shall conform to AASHTO M160M.
d. Steel rail sections shall conform to AASHTO M180 with the exception that bolt hole spacings shall be 2000 mm center to center or as otherwise shown on the Drawings. They shall be form rolled to the shapes indicated on the Drawings, and shall be hot-dipped galvanized in accordance with AASHTO M111.M
e. All fastenings shall be either wrought iron or medium steel and shall be galvanised in accordance with ASTM A153M.
f. Paint shall conform to the requirements of Section 1202.10 of these Specifications.
g. Timber posts and offset blocks shall be structural timber conforming to the requirements of AASHTO M168 and be treated in conformance with the requirements of AASHTO M133.
CONSTRUCTION
a. Guard rail of the kind and type shall be constructed at the locations as determined by the Engineer.
b. All posts shall be set vertically in the positions. Post holes for steel posts shall be back-filled with a minimum 100 mm surround of Class E concrete tamped into place.
c. Steel rail sections shall be cut, punched and / or drilled in the shop prior to galvanising. Special detail holes may be cut in the field only when necessary and if approved by the Engineer.
d. All nicks, gouges and scratches in the galvanised surface of the railing shall be painted with a high zinc content paint to the approval of the Engineer.
Saler Company Information
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