SD&G Contracting
SD&G Contracting dump truck delivering topsoil to a residential yard in Cornwall, Ontario

Bulk Material & Aggregate Services

Quality Aggregates, Soils & Gravel Delivered Direct To Site

Serving Cornwall, Bonville, Glen Walter & Surrounding Areas

Call (613) 363-9166

Residential & commercial jobsites · Small loads to full truckloads

9+ years in business · 500+ projects completed

Soil, stone, sand & gravel

Bulk Material & Aggregate Guide

Unsure which aggregate fits your project needs? Browse our comprehensive material guide below to find the exact stone, soil, sand, or gravel for proper drainage, compaction, or landscaping.

23 materials

Soils & Organics

Screened Topsoil

High grade screened soil ideal for lawn restoration and grade preparation.

Recommended Uses & Details

Screened to eliminate large debris, sod clumps, and stones. Perfect for establishing new lawns, leveling lawn depressions, and creating a rich root zone.

  • Lawn establishment and top-dressing
  • Preparing base layers for sod installation
  • Overseeding tired lawn patches
  • Leveling low spots across property

Soils & Organics

Premium Garden Soil

Nutrient rich blend enhanced with organic compost for healthy growth.

Recommended Uses & Details

A nutrient dense mixture designed to foster vibrant vegetable gardens and flower beds. Retains moisture effectively while allowing root expansion.

  • Raised garden beds and vegetable gardens
  • Flower beds and garden borders
  • Planters, pots, and container gardens
  • Soil enrichment for planting trees and shrubs

Clear Stone

3/8" Clear Stone (HL3)

Fine clean washed stone with zero fine dust particles.

Recommended Uses & Details

Small uniform clear stone that allows rapid water filtration. Easy to shovel and spread in compact or delicate drainage zones.

  • Pipe bedding and fine utility trenches
  • Delicate drainage backfill
  • Fine decorative walkways
  • Tight space filtration projects

Clear Stone

5/8" Clear Stone (HL4)

Versatile intermediate size clear crushed stone.

Recommended Uses & Details

Provides solid structural support while maintaining excellent drainage flow. Cleanly washed aggregate without fines.

  • French drain systems
  • Pipe bedding and trench fill
  • General stone sub-bases
  • Sub-surface drainage layers

Clear Stone

3/4" Clear Stone

The industry standard clean aggregate for structural drainage.

Recommended Uses & Details

Crucial clean stone size with no fine particles. Allows maximum water flow while preventing hydrostatic pressure buildup around foundations.

  • French drain systems and weeping tile surround
  • Backfilling retaining wall bases
  • Open-graded permeable paver sub-bases
  • Foundation wall drainage

Clear Stone

7/8" & 1" Clear Stone

Coarse washed clear aggregate for high volume water flow.

Recommended Uses & Details

Larger clean stone size designed for heavy water displacement and structural stability without clogging fine filters.

  • Heavier drainage fields and septic beds
  • Perimeter weeping tile backfill
  • High-flow drainage ditches
  • Coarse stone drainage sub-bases

Clear Stone

1-1/2" Clear Stone

Heavy duty coarse clear aggregate for severe drainage.

Recommended Uses & Details

Large angular clear stone that creates sizable voids for maximum water passage and stabilization in saturated soils.

  • Superior heavy drainage trenches
  • Large pipe bedding and sump pits
  • Erosion control along run-off paths
  • Coarse ballast layer

Clear Stone

24" Blasted Rock / Heavy Rip Rap

Massive blasted quarry rock for structural shoreline protection.

Recommended Uses & Details

Large jagged quarry rock engineered for heavy stabilization, wave energy dissipation, and preventing earth movement.

  • Shoreline and riverbank protection
  • Slope stabilization and landslide control
  • Heavy retaining wall support
  • Severe water wash erosion prevention

Granulars

Stone Dust

Fine aggregate dust used as a smooth screed layer.

Recommended Uses & Details

Compacts into an extremely tight, flat surface. Designed as the final setting layer beneath hardscaping bricks and stones.

  • Setting bed layer under interlock pavers
  • Flagstone and stepping stone base
  • Filling gap voids under patio blocks
  • Smooth leveling layer

Granulars

5/8" Granular "M"

Fine compactable aggregate for surface topping.

Recommended Uses & Details

Contains a balanced mix of 5/8 inch stone down to fine dust, locking tightly together when compacted to form a firm surface.

  • Driveway surface topping layer
  • Parking pads and equipment staging
  • Footpaths and walking trails
  • Fine grading base layer

Granulars

7/8" Granular "A"

The ultimate versatile compacting base material.

Recommended Uses & Details

Crushed stone combined with fine sand and dust. Essential aggregate engineered to lock together tightly under compaction.

  • Gravel driveway bases and resurfacing
  • Patio, walkway, and slab sub-bases
  • Shed pads and hot tub foundations
  • Base layer under asphalt or concrete

Granulars

Granular "B" (2" Minus)

Coarse sub-base material for deep foundation support.

Recommended Uses & Details

Includes stone up to 2 inches mixed with fine stone dust. Used as a thick sub-grade layer over soft native soil.

  • Deep sub-base foundation for new driveways
  • Heavy equipment access roads
  • Deep excavation structural backfill
  • Stabilizing soft ground conditions

Granulars

Granular "C" (4" Minus)

Heavy bulk primary fill for deep structural lifts.

Recommended Uses & Details

Coarse 4 inch minus rock crushed with fines for thick sub-base lifts and bulk land building.

  • Deep primary jobsite fill
  • Road construction sub-base
  • Coarse base ground stabilization
  • Bulk grade building

Specialized & Decorative

Pea Stone (Pea Gravel)

Smooth rounded natural stone for comfortable foot traffic.

Recommended Uses & Details

Small rounded stones harvested naturally. Soft underfoot and aesthetically pleasing for custom landscaping designs.

  • Decorative landscaping groundcover
  • Dog runs and pet play zones
  • Garden walkways and fire pit surrounds
  • Children play areas and patio accents

Specialized & Decorative

River Stone

Smooth naturally weathered decorative river rock.

Recommended Uses & Details

Smooth rounded river stone offering an attractive natural look for garden features and erosion beds.

  • Decorative landscaping beds
  • Water features, ponds, and fountains
  • Dry creek beds and drainage swales
  • Decorative garden borders

Specialized & Decorative

40mm Washed Stone

Large clean washed stone for drip lines and borders.

Recommended Uses & Details

Coarse washed aggregate that resists weed growth while providing clear architectural contrast around buildings.

  • Drainage swales and perimeter drip edges under rooflines
  • Weed-resistant garden rock borders
  • Erosion control along slopes
  • Low maintenance landscaping zones

Specialized & Decorative

1/4" Chips

Sharp angular fine aggregate for high density bedding.

Recommended Uses & Details

Small angular stone chips that lock together firmly while maintaining excellent permeability.

  • Permeable paver joint filler
  • Specialized high-density pipe bedding
  • Pathway surfacing
  • Fine aggregate concrete blends

Sand & Concrete

Manufactured Sand (Washed Dust)

Washed crushed stone sand engineered for compaction.

Recommended Uses & Details

Clean crushed stone sand washed free of clay or organic particles. Provides exceptional setting strength.

  • Fine setting sand for concrete block installation
  • Paver bedding layer
  • Pipe wrapping and pipe cushioning
  • Custom mortar or concrete mixing

Specialized & Decorative

Gabion Stone & Rip Rap

Heavy structural rock for containment baskets and ditch linings.

Recommended Uses & Details

Clean coarse rock engineered to fill wire gabion baskets and line heavy flow drainage ditches.

  • Gabion basket filling for retaining structures
  • Ditch linings and culvert aprons
  • Structural erosion containment
  • Heavy decorative landscaping walls

Sand & Concrete

Masonry Sand

Fine washed soft sand free from coarse pebbles.

Recommended Uses & Details

Clean, fine grain soft sand. Smooth texture makes it ideal for mortar mixes and soft base applications.

  • Mixing brick and stone mortar
  • Children sandbox fill
  • Under above-ground pool liners
  • Soft paver jointing applications

Sand & Concrete

Electrical Sand

Protective thermal backfill sand for underground utilities.

Recommended Uses & Details

Specifically graded sand free of sharp rocks to protect underground electrical conduits and utility lines.

  • Underground electrical conduit backfill
  • Utility trench bedding
  • Pipe thermal protection layer
  • Sensible utility backfilling

Sand & Concrete

Asphalt Sand & Sand Fill

Economical bulk fill sand for backfilling trenches.

Recommended Uses & Details

Cost effective bulk sand used for filling broad utility excavations, level leveling foundations, and bulk backfill.

  • Bulk utility trench backfill
  • Site leveling and backfilling
  • Asphalt mix aggregate component
  • General jobsite fill

Sand & Concrete

Concrete Interlocking Blocks

Heavy duty concrete blocks for site containment and bin walls.

Recommended Uses & Details

Precast interlocking concrete blocks designed for temporary or permanent material retaining walls and site dividers.

  • Aggregate storage bin bays
  • Jobsite material retention walls
  • Soil retaining structures
  • Traffic control and security barriers

Project Planning Tool

Aggregate Coverage & Tonnage Estimator

Planning a new driveway, patio, garden bed, or drainage ditch? Enter your project dimensions below to calculate the estimated volume in cubic yards and metric tonnes required for your delivery.

Estimation Quick Rule

Standard aggregates generally weigh around 1.35 to 1.5 metric tonnes per cubic yard depending on moisture and material density.

Estimated Volume

0.0 Yd³

Est. Weight Required

0.0 Tonnes

Estimated quantities only. Final tonnage depends on material density and moisture. Concrete blocks are quoted by quantity, not coverage.

Delivery Guidelines & Local Coverage

We provide reliable, prompt bulk material deliveries direct to contractors, homeowners, and job sites across Stormont, Dundas, and Glengarry.

Local Delivery Zones

Delivering to Cornwall and the surrounding area across SD&G, including Long Sault, Ingleside, Lancaster, Alexandria and more.

Small Loads to Full Truckloads

From a few yards for a garden bed to full loads for a job site, we’ll match the right truck to your order and your site access.

Fast Turnaround

Call ahead to reserve delivery slots. Seasonal load limits and scheduling updates are managed efficiently by our dispatch team.

Get Your Bulk Material Delivery Quote

Tell us what you need and where it’s going. Response within 1 business day.

Request Your Material Delivery Quote

Response within 1 business day.

Rather just talk it through?

Need help calculating? Call our team to figure out tonnage and discuss delivery.

Mon–Fri 8am–6pm

Call (613) 363-9166