Fill Dirt Delivery for Williams, CA

California Rock Supply handles gravel and aggregate delivery in Williams, CA, and Class 2 base is the material most local jobs start with. It is the standard California base, specified by Caltrans as Class 2 aggregate base. You use it under driveways, parking pads, pavers and slabs. Williams sits on deep valley alluvium, so a pad often needs fill before any base goes down.

Delivery to Williams and the Surrounding Area

You order online and pick a quantity by the ton or the yard. If you are unsure how much material a pad or drive needs, the calculator on the product page sizes the load for you. Choose a delivery date at checkout and a dump truck brings it to your site.

We deliver across Williams and the rest of Colusa County, including Colusa, Arbuckle, Princeton and Stonyford. Tell us where the truck can back in and where you want the pile dropped.

Most Williams work happens in the long dry season from late spring into fall. Winter rain leaves clay soft and sticky, and tule fog can slow an early start, so plan pours and compaction around the weather.

Materials for Williams Projects

Raising grade and building a pad is the core of most jobs here. Fill dirt goes down first to build the pad up, then a compacted base carries the load on top. On flat ground with heavy clay underneath, that order matters more than the surface material.

• Fill Dirt for raising grade and backfilling before a base goes down.
• Class 2 Base for driveways, parking pads and the compacted layer under pavers and slabs.
• Crusher Run where you want a binding, compacting base in one pass.
• Driveway Gravel to surface an existing drive or top a compacted Class 2 base.
• Drain Rock for French drains, drywells and downspout runs.

Recycled base rock and crushed miscellaneous base are also Class 2 base, made from Road Base or asphalt and used the same way under drives and slabs. Caltrans allows processed reclaimed asphalt and concrete in aggregate base.

Ground and Conditions in Williams

Williams sits on the Central Valley floor, on deep valley alluvium. The clay in the flood basins and along the valley edges cracks in summer, and a cemented hardpan a few feet down stops water moving deeper. An under-built base on that ground will not hold.

That is why fill and sub-base come first. Build the grade up with fill dirt, then compact Class 2 base over it in lifts. On clay and hardpan, water has nowhere to go after a winter storm, so drainage has to be built in rather than hoped for.

Most rain arrives from late fall to spring in winter storms and atmospheric rivers. On flat ground, water ponds. Add a drain rock layer or a French drain where the pad or drive sits low, and check the base after the first wet season.

Hillside erosion is not the risk here. The risk is high water and bank erosion along rivers, creeks and levees during large winter storms. Rip rap armors slopes, creek banks and culvert outlets against that runoff.

Order Fill Dirt and Class 2 Base in Williams

Fill dirt and Class 2 base do the heavy work on Williams pads, drives and slabs, with drain rock and topsoil finishing the job. Size your load with the calculator, choose a delivery date, and the truck brings it to your site. Place your order online when you are ready.