Depend on Us for Concrete Products in Southwestern Ontario

When it comes to concrete products in Southwestern Ontario region and surrounding areas, you can rely on Underground Specialties. We manufacture a complete line of OPSD catch basins and manholes to support the need for wastewater and storm water systems.

Maintenance Holes

Underground Specialties manufactures 1200 mm diameter and 1500 mm diameter maintenance holes. Other sizes are available on request. Aluminum steps are manufactured as per OPSD 405.01.


1200 mm diameter maintenance hole components are manufactured as per OPSD 701.01, 701.03, 701.031 and 701.032. Monobases are available in 450 mm, 600 mm, 900 mm and 1200 mm heights.

1500 mm diameter maintenance hole components are manufactured as per OPSD 701.011, 701.041, 703.010, 703.011 and 703.021. Manhole risers are available in 300 mm, 600 mm, 900 mm, 1200 mm, 1500 mm and 1800 mm heights.

Precast maintenance hole adjustment units are manufactured as per OPSD 704.010. They are available in 50 mm, 150 mm, 200 mm and 300 mm heights. 150 mm adjustment unit at 2.5% slope is also available.

Catch Basins

Catch basins are produced as per OPSD 705.01 and 705.02. Ditch Inlet catch basins are manufactured as per OPSD 705.03, 705.04, 706.01, 702.04 and 702.05.

You can get catch basins in 930 mm, 1370 mm and 1680 mm heights. Twin inlet catch basins, Goss Gully catch basins and twin Goss Gully catch basins are all available, as are 600x840 catch basins and other custom sizes.


Underground Specialties also produces catch basin risers in 50 mm, 150 mm, 200 mm, 300 mm, 450 mm, 600 mm, 750 mm and 900 mm heights.

Need a Precast Concrete Structure?

Count on us to provide you with a complete line of custom concrete units.

Call Us

GENERAL INFORMATION

Underground Specialties

5340 Walker Rd, Oldcastle, ON, 

N0R 1L0


Phone: 519-737-1263

Fax: 519-737-1712

Email: bob.bezaire@wolseleyinc.ca

HOURS

Monday – Friday: 7:00 AM – 5:00 PM
Saturday – Sunday: Closed

Other Addresses

Chatham Location:

25 Borrowman Street, Chatham, 

ON, N7M 5J5


Phone: 519-354-9243

Fax:  519-354-7064

Email: joel.bancroft@wolseleyinc.ca

Cambridge Location:

1-131 Shearson Crescent, 

Cambridge, ON, N1T 1J3


Phone: 519-622-3185

Fax: 519-622-4666

Email: rob.walsh@wolseleyinc.ca

SERVICE AREA

Southwestern Ontario region and surrounding areas

SOCIAL

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