SECTION 902 — TENSIONED CABLE GUARDRAIL 900-7 — TENSIONED CABLE GUARDRAIL
902.01 Description.
This work includes furnishing and installing Tensioned Cable Guardrail and a Tensioned Cable Guardrail Terminal at the required locations that complies with the currently adopted edition of the AASHTO Manual for Assessing Safety Hardware (MASH) and all applicable details in the RIDOT Standard Details.
902.02 Materials.
Crashworthiness. Before approval, provide a FHWA Acceptance Letter that verifies conformity to MASH. A list of crashworthy cable barriers is available from the FHWA Office of Safety website. The basis of acceptance of the Tensioned Cable Guardrail and Tensioned Cable Guardrail Terminal furnished will be based on the following: • Unless otherwise noted on the Contract drawings, ensure that the maximum deflection distance is equal to or greater than 8 ft. • Receipt of manufacturer’s certification and material test reports confirming that all hardware furnished has the same physical properties as that submitted for FHWA acceptance. • Receipt of manufacturer’s certification that the product is suitable for the Project site characteristics, including ambient temperature, soil type, segment lengths, and alignment and that the completed installation will meet the FHWA crashworthiness requirements. • Receipt of manufacturer’s required embedment depth for all concrete footings. • Receipt of manufacturer’s installation and maintenance guidelines that define the correct cable tension and methods for measuring tension to ensure proper performance. Other Materials. Use cable that complies with Subsection M08.05. Ensure that all other steel components are galvanized or stainless. Use Class XX concrete for the installation of the Tensioned Cable Guardrail and Tensioned Cable Guardrail Terminal that complies with SECTION 601.
902.03 Construction Methods.
Coordinate with a designated representative of the manufacturer for the installation of each Tensioned Cable Guardrail and Tensioned Cable Guardrail Terminal specified in the Contract. The manufacturer or their designated representative shall provide any instructions and drawings that are necessary to properly complete the installation according to the Contract. Before the installation of the cable guardrail system components, furnish three copies of the manufacturer’s installation manual to the Engineer. Submit for approval the Shop Drawings for
Part 900 — Incidental Construction and Services August 2025
900-8 SECTION 902 — TENSIONED CABLE GUARDRAIL the cable guardrail and guardrail terminals not on the Approved Materials List according to Subsection 105.02. Verify in the field verify all information that may be pertinent to the installation of this item. Set the Tensioned Cable Guardrail post installation into a socket within a concrete footing. Adjust the p ost spacing as necessary to avoid the drainage system and still maintain the required deflection distance. Trowel finish t he top surface of concrete footings to enable access to all anchor hardware for future repairs and to drain properly.
902.04 Method of Measurement.
Tensioned Cable Guardrail will be measured by the number of linear feet, end- to-end of continuous sections installed, including the Tensioned Cable Guardrail Terminal and associated concrete platform, per the manufacturer's specifications.
902.05 Basis of Payment.
The Department will pay for the completed and accepted quantities as follows. Pay Item Pay Unit Cable Guardrail LF The price constitutes full compensation for all labor, materials, and equipment, including hardware, nuts, bolts, washers, splice plates, posts driven in earth, trimming and fine grading; for installing all posts with caps, wire rope, reflectors, and fittings; for excavating, placing concrete, and backfilling; and all incidentals required to finish the work, complete and accepted.
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