Material Properties
Reinforcing Steel must meet the requirements of Subsection M8.01.0 as well as the following material properties:
- Products must meet the requirements of AASHTO M 31M/ M 31 Grade 60
- Products shall be free from imperfections, dirt, loose scale, paint, oil, or other foreign substances.
- Rust that occurs in scales or that pits the steel will be considered an imperfection.
- Surface rust will not be considered an imperfection, but the surface shall be brushed to remove loose material.
Submittal and Testing Requirements
AASHTO Product Evaluation & Audit Solutions Testing Requirements:
The following criteria must be met as part of the product submission.
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Reinforcing Steel Manufacturers shall be audited annually by the AASHTO Product Evaluation & Audit Solutions audit program (formerly known as NTPEP).
- AASHTO Product Evaluation & Audit Solutions shall find that the facility is in compliance with the RSW Technical Committee Work Plan.
Product Listing, Expiration, and Re-Approval
Once approved, the Elastomeric Bearing Pad Manufacturer will be listed on the MassDOT QCML. The Manufacturer's facility shall remain on the approved list unless one of the following occurs:
- If the Reinforcing Steel Manufacturer is not audited by AASHTO Product Evaluation & Audit Solutions on the most recent audit cycle in accordance with the RSW Technical Committee Work Plan.
- If the Manufacturer no longer meets the minimum requirements of the AASHTO Product Evaluation & Audit Solutions RSW Technical Committee Work Plan.
- MassDOT RMS determines that the Manufacturer or their products no longer meet the minimum requirements of the Standard Specifications.