1604 - HELICAL REINFORCEMENT 1600-11
1604.1 Description
This specification covers steel wi re and steel bars intended for use in helical reinforced members.
1604.2 Requirements
Provide materials that comply with AASHTO M 32 fo r plain, uncoated wire, or AASHTO M 31 for carbon steel bars.
1604.3 Test Methods
Test methods as cited in the AASHTO references.
1604.4 Prequalification
Manufacturers desiring to provide material under this specification must be prequalified under the provisions of: Steel bars ........................................................................................................ SECTION 1601 Uncoated wire ................................................................................................ SECTION 1603 Epoxy coated reinforcement ........................................................................... SECTION 1602
1604.5 Basis of Acceptance
Prequalification as required by subsection 1604.4. Submit for approval a Type A certification ( certified mill test report), as specified in DIVISION 2600, that governs the analysis of all bar or wire steel heats delivered to the project. Receipt and approval by the Engineer of a copy of the shipping orde rs or invoice sh owing the project number, heat or lot number, steel size and quantity in the shipment. Tag each bundle of helical reinforcement sent to the pr oject with a plastic or metal tag which lists the plant name and the heat or lot number, or other identification tyi ng the material to the certifications and invoices as stated above in this subsection.
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