380-24R® top flanged TXDOT manhole ring & cover– standard 24″ TXDOT specification. Top flanged only. Cast gray iron. Stock item. Sold as a set or as individual ring & cover or grate. Raise to grade with a 400-24® 3″ cast iron riser ring, stock item. Custom steel riser rings are available on special orders. Standard size 400-24® steel risers are stock items. Steel risers may be ordered with optional set screws. H-20 traffic rated for TXDOT when ring is properly installed in reinforced concrete and used with an traffic rated TXDOT approved cover. Ring will also accept any other standard 400-24® cover– Sanitary Sewer, Storm Sewer, BASS Storm Sewer or Water. Other lettering, special lettering or LOGOs may be available on special orders. See individual items for specific ASTM information. Made In USA. LEED® certifications available on request. Please use the Contact Form or call us to request info & submittal sheets.

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