Type M – Drainage Frame

MSU M hatches are designed to be cast into place in areas where water infiltration and drainage into the access opening is a concern. These hatches are a flush design and support pedestrian loads.

Safety controls are engineered right into all MSU access hatches.

M Access Hatches are:

  • Aluminum or stainless steel types 304 or 316 construction
  • Gasketed channel frame
  • Welded drain coupling and ABS fittings
  • Slip resistant checkerplate lid
  • Hold open arm, in type 316 stainless steel, locks lid safely at 90 degree vertical
  • Butt hinges in 316 stainless steel with all countersunk fasteners
  • Weld-on, surface-mounted hinges
  • Lifting spring in 316 stainless steel
  • Slam lock in type 316 stainless steel with sealing plug and opener
  • Recessed padlock hasp (padlock by others)
  • Reinforced for 14.4 kPa pedestrian loading
  • Continuous flange anchor
  • Bituminous paint on all areas in contact with concrete
  • All fasteners in stainless steel type 316
  • Welding to CSA W47.2

 

MSU M hatches are manufactured in single, double and multi-door units.
TYPE M ALUMINUM HATCHES DOWNLOAD
M Single Door Unit 900 x 900
MD Double Door Unit 1200 x 1200
MP Double Door Parallel Unit 900 x 1450
MT Triple door 1000 x 3000
M Welding detail
**Sizes shown are examples only**

 

TYPE M STAINLESS STEEL MSS HATCHES DOWNLOAD
MSS Single Door Unit 900 x 900
MSSD Double Door Unit 1200 x 1200
MSSP Double Door Parallel Unit 900 x 1450
MSST Triple door 1219 x 2438
MSS Welding detail

 

**Sizes shown are examples only**

Options:

  • Insulation with backpan (Styrofoam sm 50mm standard)
  • Surface mount
  • Safety posts and chains
  • Custom signage, lettering and wording
  • Custom finishes: anodizing, painting