SAFETY GRATES FOR

CONCRETE BOX CULVERS

***GENERAL REWRITE – PLEASE READ CAREFULLY.***

 

GENERAL

Safety grates are designed to provide a suitable safety guard for the exposed end of the box culverts.  Approved producers and fabricators are listed in the Materials Approved Products Listing Enterprise (MAPLE).

 

REQUIREMENTS FOR SAFETY GRATES

 

  1. Safety grates shall comply with the requirements of the Design Standard RF-29.

 

  1. All products of steel and iron shall meet the requirements of IM 107, Buy America.

 

SOURCE APPROVAL

Requests for source approval shall be made to the Office of Construction and Materials. Approval will be based on evaluation of the producers quality control program and weld procedures.

 

ACCEPTANCE

Acceptance of safety grates shall be based on shop drawings and approved fabricators.  Approved Fabricators are listed in Appendix A of this IM.