Article 1 — Description
Repair or replace damaged metal traffic or pedestrian railing on bridges, culverts, parapet walls, retaining walls, or other structures as shown on the plans and as directed.
Article 2 — Materials
Furnish metal rail elements in accordance with Item 450, “Railing,” and details shown on the plans.
Article 3 — Work Methods
Remove damaged steel or aluminum rail and repair to match the original or details shown on the plans. Replace steel or aluminum rail to match the original or details shown on the plans if the damaged rail is beyond repair as determined by the Engineer. Begin physical repair for Contracts with callout work within 72 hr. of notification, unless otherwise shown on the plans. Repair damaged components and anchors as necessary to ensure the final installation functions as originally constructed. Drill anchor holes and install new bolts or weld new anchor bolts to existing bolts as directed. Weld in accordance with Item 441, “Steel Structures ,” or Item 448, “Structural Field Welding.” Repair damaged galvanized coating in accordance with Section 445.3. 4., “Repairs.” Paint repaired areas of painted rail to match existing color in accordance with Item 446, “Field Cleaning and Painting Steel.” Repair railing removed for repair during the same workday unless otherwise approved. Deliver salvageable materials to a designated stockpile site and dispose of debris and damaged components in conformance with federal, state, and local regulations.
Article 4 — Measuremen T
Rail repair will be measured by the foot between centers of the first undamaged post on each side of the repair , or to the end of the rail. Repairing metal post with base plate will be measured by each post repaired. Rail replacement will be measured by the foot between centers of the first undamaged post on each side of the replacement or to the end of the rail.
Article 5 — Payment
The work performed and materials furnished in accordance with this Item and measured as provided under “Measurement” will be paid for at the unit price bid for “Repair” of the type specified, “Repair Metal Post with Base Plate” of the type specified, and “Replacement” of the type specified. This price is full compensation for removing and repairing rail; salvage and disposal; and materials, tools, equipment, labor, and incidentals. Concrete repair will be paid for in accordance with Item 429, “Concrete Structure Repair.”