814® type #4 TXDOT approved standard specification 18″ X 30″ 2 flange frame for curb, storm inlet, area, or linear type grate arrangements. Stock Item. 814® frames are H-20 traffic rated when properly installed with I-beams in reinforced concrete and used with H-20 traffic rated grates. Grates, I-beams, bolts & nuts, & curb hoods sold separately. Uncoated cast gray iron, ASTM A48 CL35B or better, AASHTO M306-10 (M105). Made in USA. LEED® certifications available on request. Please use the contact form or call us to request info or submittal sheets.
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