1606 - STRAND FOR PRESTRESSED CONCRETE 1600-14
1606.1 Description
This specification covers 7-wire, non-coated steel strand for use in pre-tensioned, pre-stressed concrete construction.
1606.2 Requirements
Provide wire strand for use in bonded and pre-tensioned concrete that complies with ASTM A 416. Provide low relaxation, Grade 270 strand unless otherwise specified. Store strand provided under this specification under conditions which maintains the strand in a dry condition and not in direct contact with the soil. When properly stored, the strand may remain in storage for a period not to exceed 6 months from the date of delivery to the pre-stress concrete production plant. Strand in storage in excess of 6 months must be re-tested by the manufacturer or an independent laboratory and a new certification issued before using it.
1606.3 Test Methods
Test material as specified in ASTM A 416.
1606.4 Prequalification
None Required.
1606.5 Basis of Acceptance
Acceptance of strand provided unde r this specification will be based on satisfactory results of tests conducted at the MRC on samples representing each lot of material.
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