TXDOT new standard specifications security bolted cast iron rings & ductile iron covers, with TXDOT LOGO & lettering. Stock items. Uncoated cast gray iron ring, ASTM A48 CL35B or better, AASHTO M306-10 (M105) with uncoated cast cast ductile iron cover, ASTM A 536, grade 80-55-06, unless otherwise specified. (4) stainless steel 1/2″ X 13 security pentahead bolts & stainless steel washers. Other lettering may be available on special orders. Made In USA. LEED® certifications available on request. Please use the Contact Form or call us to request info & submittal sheets.
1-800-258-2278 Toll Free (972) 263-1360 DFW Local.
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