None Provided
Many new supplementary cementing materials are emerging and this revision will require the new SCMs to be evaluated through the concrete prism test first followed by the quicker mortar bar test in the future if it passes the concrete prism test. In addition SCMs with high alkali contents are now mentioned by name in Note 11.
Date Initiated: 10-22-2018
Technical Contact: Thano Drimalas
Item: 002
Ballot: C09.50 (18-06)
Status: Will Reballot Item
Item: 001
Ballot: C09.50 (19-04)
Status: Will Reballot Item
Item: 004
Ballot: C09.50 (20-01)
Status: Will Reballot Item
Item: 002
Ballot: C09.50 (20-02)
Status: Will Reballot Item
Item: 004
Ballot: COS (22-02)
Status: Ballot Item Approved
Item: 011
Ballot: C09 (21-07)
Status: Ballot Item Approved