Crushed Stone, Sand and Gravel in McKees Rocks, PA

Order gravel and aggregate delivery in McKees Rocks, PA the easy way: pick your material, pick your tons or yards, pick a delivery date. Pennsylvania Rock Supply delivers bulk loads across Allegheny County. Start with 2A modified, the standard base stone here, then add topsoil, garden soil or fill for the grading and bed work. Clay-rich ground on these hills decides how much base you need.

Materials for McKees Rocks Projects

Grading and bed prep drive most orders here. Fix the grade first, then build up. That order matters on hillside lots where water has to go somewhere useful.

Soil, Fill and Mulch

Fill Dirt raises grade and backfills low spots before anything else goes down. Top Soil is screened to pull out stones and roots, which makes it the right top layer for lawns and final grade. Garden Soil suits raised beds and planting areas. Shredded Mulch holds moisture in beds through the summer.

Base Stone

2A Modified is the Pennsylvania base stone: crushed stone with the fines left in, so it compacts hard under driveways, parking pads and shed or patio bases. Buyers who ask for crusher run usually want the same job done, and 2A modified is the local name for it.

Washed Stone, Sand and Decorative

Clean stone moves water instead of packing tight. 2B Stone handles French drains, retaining wall backfill and drive bases in wet areas. Screenings pack firm under pavers and flagstone. Washed Sand beds slabs and pavers; Mason Sand mixes mortar and fills joints. River Rock finishes beds and borders.

Ground and Conditions in McKees Rocks

Start with water and where it goes. Heavy rain and snowmelt run down steep hillsides here. Water soaking into clay layers on slopes is the main trigger for ground movement, so roof and drive runoff has to be sent somewhere it can leave the lot.

The ground itself is shale, siltstone, sandstone, claystone and coal beds weathered into silty, clay-rich soils on hilly ground cut by steep valleys. Many communities sit over old underground coal mines. That combination of clay and slope is why drainage stone matters as much as base stone.

Freeze-thaw runs every winter, and frost depth is commonly about 36 inches, set by each municipality. Clay-rich soil that stays wet softens and heaves, so a thin or poorly drained base breaks up. Use 2B or #57 stone where water needs to pass through, and compact 2A modified where you need a hard surface.

Timing matters too. Base, driveway and paver work runs from spring, once the ground has thawed and dried, into late fall. Long wet spells and rain on snow are when hillside ground is most likely to move, so plan drainage work for dry windows.

Delivery to McKees Rocks and the Surrounding Area

Bulk material arrives by dump truck. Have the drop spot clear, reachable and marked before the truck rolls in. On tight hillside streets, tell us where the load should land so it does not end up on a slope.

Order online, choose your quantity by the ton or yard, and pick a delivery date at checkout. Size the load with the calculator first. Guessing on soil and base stone is how you end up short mid-project.

Pennsylvania Rock Supply delivers across Allegheny County, including Pittsburgh, Bethel Park, Monroeville, Allison Park and West Mifflin. McKees Rocks sits in Allegheny County, so coverage reaches the city and the towns around it.

Order Soil, Stone and Gravel for Your McKees Rocks Project

Grading, bed prep, lawns, driveways, drainage and decorative beds all start with the right material. Pennsylvania Rock Supply delivers 2A modified, clean stone, sand, topsoil and fill across McKees Rocks and Allegheny County. Size your load with the calculator, pick a delivery date, and place your order online.