710.16 Guard Posts

1. Specification:

710.12 and 710.14 C&MS.

Certification - Supplement 1042, Supplement 1072

Wood posts shall be produced by a certified plant as per Supplement 1072, Certification Procedure for Pressure Treated Lumber.

Square Sawed and Round Guardrail Posts, Pressure Treated Guardrail, Fence Posts, Braces and Blocks and Item 710.16 Guard Posts shall be produced by a certified plant as per Supplement 1042. A list of certified suppliers is available at the OMM website

http://www.dot.state.oh.us/Divisions/ConstructionMgt/Materials/Pages/default.aspx

 

2. Sampling and/or Inspection Requirements:

Certified materials should arrive on a TE-24 certified materials shipping document. The certified supplier's bill of lading detailing the materials delivered in that shipment should be attached to the TE-24 document. If the material fulfills the requirements it may be used immediately. If the material does not fulfill the requirements, reject the material and notify the OMM.

Guardrail blocks will also be received under TE-24 certification as a post component. If no certification documentation is received materials should be rejected and OMM notified.

Quantity and dimensions shall be verified by project personnel. Comparison of the certification, bill of material with the materials shipped should be completed.

3. Method of Tests:

OMM does not directly perform tests.

AASHTO M168

ASTM A702