702— Concrete Structures

700-28 Section 702 — Concrete Structures

702.1 Description 1 Furnish, place, finish, and cure concrete bridges, culverts, and miscellaneous structures, including forms and falsework. 702.2 Materials 702.2.1 Concrete 1 Provide concrete conforming to Section 701. Provide the class of concrete for each type of structure, structural element, or concrete item as specified or as directed by the RCE . 702.2.2 Pipes and Conduits 1 If polyvinyl chloride (PVC) pipe schedule 40, 80, or 120 is used for conduit, ensure that the pipe complies with ASTM D1785. 702.2.3 Liquid Curing Compounds 1 Use liquid curing compounds conforming to ASTM C309, either Class A all resin or all wax based, or Class B all resin based. Ensure that all products are volatile organic compound compliant (water based or solvent -emulsion). Do not use total solvent -based products. Determine water retention of the compound according to AASHTO T 155. 2 Use materials from sources appearing on Qualified Product s List 33. 3 For each p roject, provide the RCE with the following documents: • Certificate of analysis and performance test results for each lot/batch number furnished, verifying that the material meets ASTM C309 for the type and class furnished, • Safety Data Sheets (SDS) , and • Application instructions . 4 Only furnish the submittals to the RCE once, unless there are material changes . 5 Ensure that the shipping containers are plainly marked with the manufacturer’s name and trademark, batch number, type and class of cure, and date of manufacture. With each load of material shipped in bulk tankers, provide a label and place the label on the project storage tank for identification. 6 The RCE will accept the material if the product is on the QPL, all required documents have been properly submitted, and the product has been delivered in properly labeled containers.