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ASTM WK19799

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Work Item: ASTM WK19799 - Revision of C1140 - 03a Standard Practice for Preparing and Testing Specimens from Shotcrete Test Panels


Active Standard: C1140 - 03a

Developed by Subcommittee: C09.46 | Committee C09 Home | Contact Staff Manager



1. Rationale

To revise to a Combined Standard, and update the Standard. This item was previously balloted to the C9 main committee with one negative vote. Additional revisions were made to satisfy the negative. All references to polymer-modified shotcrete are also being removed. It is the consensus of Subcommittee C 09.46 and ASA that the use of polymer-modified shotcrete may make the removal of overspray from reinforcing steel and other elements more difficult, which can inhibit bond of the shotcrete to these elements.


Keywords

beams; cores; cubes; shotcrete; test panels; ICS Number Code 91.100.30 (Concrete and concrete products)

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Work Item Status:
Date Initiated:04-30-2008
Technical Contact: Mark Lukkarila

Item: 005
Ballot: C09 (10-01)
Status: In Balloting

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