902.28 Laboratory Testing Guidelines for Sec 902: Difference between revisions

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Renamed, renumbered and updated article due to MUTCD updates (See Special Ballot)
→‎902.28.1.1 Chemical Tests: updated per RR4181
 
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===902.28.1.1 Chemical Tests===
===902.28.1.1 Chemical Tests===
Mass of coating shall be determined according to AASHTO M232. Original test data and calculations shall be recorded in Laboratory workbooks. Test results shall then be recorded through AASHTOWare.
Thickness of coating shall be determined according to ASTM F2329. Original test data and calculations shall be recorded in Laboratory workbooks. Test results shall then be recorded through AASHTOWare.


===902.28.1.2 Physical Tests===
===902.28.1.2 Physical Tests===

Latest revision as of 09:01, 6 May 2026

To establish procedures for Laboratory testing and reporting samples of bolts, nuts, and washers used in traffic signals. Refer to Sec 0902 for MoDOT's specifications.

902.28.1 Procedure

902.28.1.1 Chemical Tests

Thickness of coating shall be determined according to ASTM F2329. Original test data and calculations shall be recorded in Laboratory workbooks. Test results shall then be recorded through AASHTOWare.

902.28.1.2 Physical Tests

Samples of bolts and nuts shall be tested according to EPG 712.3.2.2 Physical Tests - Bolts and Nuts. Original test results and calculations shall be recorded through AASHTOWare.

902.28.2 Sample Record

The sample record shall be completed in AASHTOWare, as described in EPG 106.20.1.1 Automation Section, and shall indicate acceptance, qualified acceptance, or rejection. Appropriate remarks, as described in EPG 106.20 Reporting, are to be included in the remarks to clarify conditions of acceptance or rejection. Test results shall be reported on the appropriate templates under the Tests tab.