Excavation & Earthworks in Terrebonne
Compare 4 qualified businesses in Terrebonne in the excavation & earthworks category. Read reviews, browse services and get free quotes.
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Gesco Excavation inc.
Concrete foundation expert based in Terrebonne. Gesco Construction and Gesco Excavation specialize in concrete work (foundations, slabs, formwork) and mini-excavation for residential and commercial projects. Foundation repair and replacement services, concrete and rock breaking.

Groupe Excava inc.
Groupe Excava inc. is a general and specialized contractor based in Terrebonne (Lanaudière) offering excavation, demolition, concrete work, drainage and paving for residential and commercial clients. Founded in 2022, RBQ licensed with adapted equipment.

Excavation Pro Septik Inc.
Excavation contractor in Mirabel and on the North Shore. Team of 70+ employees specialized in residential excavation, septic system installation, foundation demolition, retaining walls and civil works. Holder of RBQ license, modern equipment, reliable residential/commercial/industrial service.

Excavations Sylvain Beauregard et Fils Inc.
Excavations Sylvain Beauregard et Fils Inc is a general contractor specializing in excavation, earthwork, water and sewer work and related services (snow removal, material sales) in Terrebonne, Lanaudière. Serves residential and commercial clientele.
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Frequently Asked Questions
Why does the ground settle after the work?▾
Because the backfill was not properly compacted, especially in clay. Ask how the contractor handles backfill and whether they plan a return visit to correct natural settling.
When should weeping tile be replaced?▾
When a camera inspection shows blockage, collapse or heavy buildup, and surface causes have been ruled out.
Do I need a permit for an inground pool?▾
Yes, the city requires one, with rules on location, setbacks and fencing. The permit comes before the work.
Is spoil removal included in the price?▾
It should be, along with hauling and disposal. Also clarify backfill and restoring the yard.
How do I verify a contractor is licensed?▾
Ask for the RBQ licence number and search the Régie du bâtiment du Québec public registry.
Excavation & Earthworks in Terrebonne: what to know
In Terrebonne, residential excavation mainly serves weeping tile, inground pool installation and lot grading, in sectors where clay soil plays a significant role.
Clay soil
Clay holds water and compacts poorly when backfill is rushed. Poor backfill causes settling around the foundation a year or two later. Ask how the contractor plans to backfill and compact, not only how they plan to dig.
Weeping tile
Diagnosis first: gutters, slope, cracks, then a camera inspection of the drain. Excavation follows once the evidence is in.
Pools
A municipal permit is required, with rules on setbacks and the safety fence. Plan machinery access and spoil disposal into the schedule as well.
Licence
The contractor must hold a Régie du bâtiment du Québec licence, liability insurance and a CNESST clearance. Locating underground utilities is mandatory before digging.
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