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Current Testing Memos

IssuedSubjectNumber
10/21/25Removal of Requirement to use Retarding Admixture in 702 Class C Concrete25-04
7/7/25Verification Sampling of Reinforcing Bars25-03
6/5/25Transition from SiteManager to AASHTOWare25-02
5/22/25Aggregate Correction Factor Used for Determination of Net Air Content of Concrete Number 25-01
10/11/24Waiving TSR Requirements for MSCR Binder Changes24-01
10/12/23Use of ITM 512 in lieu of AASHTO T 27223-02
8/13/19 Internal Update on Elongation Test Procedure for Base Metal 19-04
8/5/19 402 HMA mixture verification testing 19-03
2/4/19 Gsb List Instructions 19-01
12/16/16 ASTM / AASHTO Website Access 16-02
12/13/16 Initial Memo 16-01