Crushed Stone, Sand and Gravel in Somerville, NJ

New Jersey Rock Supply handles gravel and aggregate delivery in Somerville, NJ for two very different buyers. Contractors order quarry process by the load for driveways, pads and paver bases. Homeowners order a few yards of topsoil, mulch or Natural Pea Gravel for a weekend project. Both get the same material and the same straight answer about what will hold up.

This part of Somerset County sits on silty, clay-rich ground over red shale, so what you put under a driveway matters as much as what you spread on top.

Materials for Somerville Projects

Most driveways here start with quarry process, also called QP or 3/4 inch QP. It is a blend of 3/4 inch stone down to stone dust that compacts into a tight, load-bearing base. That is what a New Jersey drive, parking pad or shed base is built on, and it is what pavers sit over.

You have a few ways to finish that base, and the right one depends on traffic and how much loose stone you can live with.

For the surface itself, driveway gravel tops an existing drive or dresses a compacted base. 3/8" Crushed Stone works better on walkways, pipe bedding and finer drainage where 3/4 inch is too coarse.

On the soft side, washed sand levels and beds under slabs, while Top Soil handles lawn and bed prep over this clay. River Rock and Natural Pea Gravel finish beds, borders and dry creek runs.

Ground and Conditions in Somerville

Start with where the water goes. Clay soil and shallow shale take in very little, so rain and snowmelt run off fast. Low flats stay soggy for days, and the Raritan and Millstone rivers and their tributaries rise quickly in big storms.

That shapes two decisions. First, base depth: a driveway over tight clay needs a thicker QP layer and real compaction, or it will pump and rut under a loaded truck. Second, drainage: a washed stone layer such as #57 Stone, Drain Rock or #8 Crushed Stone gives water somewhere to go instead of sitting against the base.

Fast runoff off shale slopes also cuts into stream banks and bare ground, and exposed red soil washes into streams after heavy rain. RipRap armors culvert outlets, banks and slopes where that flow concentrates.

Timing matters too. Wet clay is slow to dry after winter and long rainy spells, so spring grading and base work often waits until the ground firms up. Frost reaches about 3 ft under the NJ residential code, so footings and base depths should be set below that line.

Delivery to Somerville and the Surrounding Area

Bulk material arrives by dump truck and is tipped where you point it, so the drop spot decides how the day goes. Pick a firm, level area close to the work and clear of overhead wires, low branches and parked cars.

If the ground is soft, have plywood or a stone pad down first, because a loaded truck will sink in wet clay. Tell us about gates, narrow drives, steep grades or low clearances when you order, and note anything that changes where the pile can land.

Order online and size your load by the ton or the cubic yard. A quick measure of length, width and depth gets you a number you can trust. New Jersey Rock Supply delivers across Somerville and Somerset County, including Bridgewater, Somerset, Hillsborough, Warren and Franklin Park.

Order Base and Driveway Material in Somerville

New Jersey Rock Supply supplies quarry process, trap rock, clean stone, sand, topsoil and decorative stone for driveways, parking pads, shed bases, paver patios, drainage and yard work in Somerville. Measure your project, choose your material and quantity online, and have it delivered to your site. Place your order when you are ready.