Maintenance, Valve & Meter Box Chambers

Length (L)Width (W3)Wall Thickness (WT2)
1829914-1219229
24381219-2438229
27431219-2743229/305
30481219-3048229/305
33531219-3353229/305
36581219-3658229/305
39621219-3962229/305
42671219-4267229/305
45721219-4267229/305
48771219-4267229/305
51821219-4267229/305
54861219-4267229/305 depending on site conditions
57911219-4267229/305 depending on site conditions
60961219-4267229/305 depending on site conditions
64001219-4267229/305 depending on site conditions
67061219-4267229/305 depending on site conditions
70101219-4267229/305 depending on site conditions
73151219-4267229/305 depending on site conditions
76201219-4267229/305 depending on site conditions

Details

  1. Designed in accordance with CSA S6 – CHBDC.
  2. Chamber depth and connecting pipe size will determine chamber size and wall thickness.
  3. Maintenance hole steps are circular hollow aluminum as per OPSD 405.010.
  4. All dimensions are in millimeters unless otherwise shown.

Downloads

Technical drawing
Maintenance Hole Ottawa Box Chambers Standard Wall