

3775 St. Clair Parkway | N0P 2B0
Sombra Dock
Phone Number: 519-892-3508
The Sombra Dock carries a variety of different aggregate types, such as round stone, dolomite, and more.
Hours of Operation
Summer: 7:00 am to 5:00 pm (May – Dec)
Winter: 8:00 am to 4:00 pm (Jan – April)
Products Available At Sombra Dock
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OPSS Granular A
OPSS Granular A is typically used for all your Structural Base applications
Uses
MTO Highways
Roads
Driveways
Patios
Locations
Sarnia
Sombra
Kingsville
East Windsor
West Windsor
Bridgeport

OPSS Granular B Type 2
OPSS Granular B Type II is used as a sub-base for OPSS Granular A. Provides Structural Stability in soft unstable ground conditions
Uses
MTO Highways
Roads
Driveways
Patios
Locations
Sarnia
Sombra
Kingsville
East Windsor
West Windsor
Bridgeport

OPSS Granular A White Dolomite
Higher density and hardness making it ideal for high traffic areas. Dolomite holds up very well under these conditions, does not break down easily and generates less dust
Uses
MTO Highways
Roads
Driveways
Laneways
Locations
Sarnia
Sombra

Granular M White Dolomite
Sslightly smaller that Granular A. Giving it a smoother finish to drive on while providing the durability needed for high traffic areas and reducing dust
Uses
MTO Highways
Roads
Driveways
Patios
Locations
Sarnia
Sombra

Mason Sand
Mason sand is an essential ingredient in creating mortar, which is used to bind bricks, stones, or other masonry units together
Uses
Masonry
Playgrounds
Volleyball Court
Locations
Sombra
Kingsville
West Windsor
Bridgeport

Screening Sand
Typical use is for block production, high performance asphalt mixes, and other construction projects.
Uses
Asphalt Mixes
Electrical Resistance
Patio Stone Base
Watermain Backfill
Locations
Sarnia
Sombra
Kingsville
East Windsor
West Windsor
Bridgeport

2″ Clear Dolomite
Used for drainage, or decorative purposes, allowing for water to flow easily through the material while still maintaining structural capabilities
Uses
Infiltration
Garden Detailing
High Flow Drainage
Mud Mats
Locations
Sombra

3/4″ Clear Sewer Stone
3/4″ clear is a crushed, washed limestone gravel
Uses
Weeping Tile
Concrete Base
Ground Cover
Locations
Kingsville
Sombra
Sarnia
West Windsor
Bridgeport

3/4″ Dolomite Clear Slinger
Typically used for drainage and heavy traffic areas
Uses
Basement Drainage
Parking Lot
Driveways
Locations
Sombra

19MM Washed Concrete Stone
Typically used for concrete mixes, drainage stone, and under slab on grade concrete applications.
Uses
Concrete Mixes
Drainage
Locations
Sombra
Kingsville
East Windsor
West Windsor
Bridgeport

Gabion Stone
Large stone used for environmental protection
Uses
Erosion Protection
Bank Fortification
Weeping Tiles
Locations
Sarnia
Sombra
Kingsville
West Windsor
Bridgeport