Base Flange Frame & Drain Cover

Need a custom base flange frame and drain cover to fit your manhole specifications? Look no further. Our base flange frame and drain covers are made to order, with a 3/8″ thick ASTM-A36 carbon steel diamond plate cover with 3/8″ thick gusset reinforcements welded underneath for extra stability. Each drain slot measures ½” wide. Our base flange frame drain covers feature a nonskid surface and are rated for H-20 wheel loading under 25 mph. The heavy-duty steel frame of our base flange drain grates are all welded construction with ½” anchor holes. Each of our custom base flange frame drain covers is made here in the USA. For answers to any questions or to request a custom quote, please contact us today. VIEW SPEC SHEETCUSTOMIZE YOUR ORDERProduct Description DRAIN MANHOLE WITH BASE FLANGE FRAME ALL PURPOSE ASTM-A36 CARBON STEEL DRAIN GRATE MANHOLES DESIGNED FOR CONCRETE, ASPHALT, GRASS OR DIRT INSTALLATION. DIAMOND PLATE COVER WITH 1/2″ DRAIN SLOTS. RATED FOR H-20 SINGLE POINT WHEEL LOADING FOR VEHICLE TRAFFIC UNDER 25MPH. HEAVY DUTY FLAT BAR FRAME, ALL WELDED CONSTRUCTION. PAINTED BLACK FINISH. MADE IN THE USA. Choose cover diameter, cover style, and skirt length to create your custom selection. Diameter: Choose from 8″, 12″, 18″, 20″, 24″, 30″, 32″, 36″. Frame: Heavy-duty frame with flat bar skirt Choose frame depth of 2″, 3″ 4″, 5″, 6″, 8″, 12″ Cover: A36 Carbon Steel Diamond Plate Cover Non skid surface H-20 wheel loading 1/2″ drain slots Finish: Painted Black Made in the USA Gallery #gallery-4 { margin: auto; } #gallery-4 .gallery-item { float: left; margin-top: 10px; text-align: center; width: 33%; } #gallery-4 img { border: 2px solid #cfcfcf; } #gallery-4 .gallery-caption { margin-left: 0; } /* see gallery_shortcode() in wp-includes/media.php */ Base Flange Frame Installed View If you’re looking for American-made round manhole covers and frames, you’ve come to the right place. No matter what your application is, we can help. Here at Manhole Covers Direct, we strive to provide our clients with the perfect manhole cover and frame that will suit your needs. You can customize your order by choosing your manhole diameter, frame style, cover style and skirt/frame depth. Questions? Need Solid Cover Instead? SHOP Round Base Flange FrameNeed Solid Cover Instead? SHOP Round Base Flange FrameRelated Products Round Covers & Frames View ProductReplacement Drain Covers View ProductSquare Covers & Frames View Product Need something special? Request A Quote Need something special? Request A Quote