SAFETY GRATES FOR
CONCRETE BOX CULVERS
***GENERAL REWRITE – PLEASE READ CAREFULLY.***
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).
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 of safety grates shall be based on shop drawings and approved fabricators. Approved Fabricators are listed in Appendix A of this IM.