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MANHOLE COVERS/GRATES FOR SLAB

Catalog A B C D E F
Number Cover / Grate Diameter Cover / Grate Thickness Clear Opening Barrel Diameter Flange OD Frame Height Grate Types Drain Area
Sq. Ft.
MCS-82 13 - 1/4 1 - 1/2 11 - 1/2 14 - 1/2 17 - 5/8 4 B 0.4
MCS-162 21 - 7/8 1 - 1/2 20 - 1/4 23 - 1/2 26 - 5/8 4 B 1.1
MCS-290 22 - 3/4 1 - 1/2 21 24 32 4 B,R,BH 1.3
MCS-206 25 - 1/4 1 - 1/2 23 - 1/2 26 - 3/8 29 - 1/2 4 B 1.3
MCS-288 26 1 - 1/2 24 27 - 3/4 33 4 B, P, BH 1.3
MCS-455 34 1 - 1/2 32 - 1/4 35 - 1/2 38 - 1/2 4 B 2.7
MCS-520 31 - 3/4 1 - 3/8 30 34 38 4 B 2.4
MCS-747 38 2 36 41 46 6 B 3.3
MCS-900 50 - 1/4 2 48 53 56 - 1/2 6 B 5.3

B = Bar Grate, R = Radial, P = ADA/Pedestrian, BH = Beehive

Manhole Cover

Manhole Cover

Cast Iron Manhole Grate

Manhole Grate

Product Drawing of Cover/Grate Diameter and Thickness
  • Cast with flange up to anchor into top of concrete slab

  • Designed for H-20 traffic loading

  • Options: Bolted, watertight, locking options

Manhole Cover

Manhole Cover

Cast Iron Manhole Grate

Manhole Grate