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ABOUT
Products
CONCRETE PIPE
BOX CULVERTS
CATCH BASINS
MAINTENANCE HOLES
HEADWALLS
FRAMES AND COVERS
STORMWATER RETENTION SYSTEMS
STONE STRONG SYSTEMS
TRENCH COVERS
PROJECTS
News
Resources
CATALOGUE
FAQ
PRICE LIST
STONE STRONG SYSTEMS FIELD CONSTRUCTION MANUAL
PIPE & PRECAST INSTALLATION GUIDE
CONTACT
CAREERS
SUMP PIT
M CON Products
PRECAST PRODUCTS
CATCH BASINS
SUMP PIT
Box Name
Inside Dimensions
Outside Dimensions
Top Slap Thickness
Bottom Slap Thickness
Wall (W) Thickness
A
B
M-3-3
914 x 914
1218
1218
152
152
152
M-4
1219 x 1219
1677
1677
229
229
229
NOTES
Manufactured in accordance with OPSS 1351.
All dimensions are in millimeters unless otherwise shown.
Sump pits are manufactured with a flush top or exposed reinforcing from the top.
Alternate sizing available.
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