What is Class 2 base and what is it used for in Tulare County?

Class 2 base is the higher-strength grade of California aggregate base, specified by Caltrans Standard Specifications Section 26 at a 3/4 inch or 1-1/2 inch maximum grading. It goes under driveways, parking pads, pavers and slabs, and it is also sold as recycled base rock or crushed miscellaneous base where reclaimed asphalt and concrete are allowed.

How deep should a gravel driveway base be in Tulare County?

Depth depends on your ground and what the drive carries, so there is no single number. On valley clay and hardpan, drainage under the base matters as much as thickness. Size the load with the calculator and build over ground that drains, rather than guessing at a figure.

How much gravel do I need for my project?

Use the calculator to size the load by the ton or yard. Enter your area and the depth you want, and it returns the quantity, which you then order online with a delivery date. That keeps the load matched to the job instead of short or heavy.

Tulare County, CA Aggregate and Rock Delivery

For gravel, stone and aggregate delivery in Tulare County, CA, start by sizing the load with the calculator, then pick the material. California Rock Supply stocks Class 2 base, the base rock most drives and pads here are built on. Valley ground is heavy clay over cemented hardpan, so water sits instead of draining. Order online by the ton or yard and choose a delivery date at checkout.

Ground conditions across Tulare County

Tulare County spans three ground zones, and each one changes how you build. On the Central Valley floor around Visalia, Tulare, Porterville and Dinuba, the long hot dry season from late spring into fall is the working window. Winter rain leaves clay soft and sticky, which stops compaction work, and tule fog can slow an early start.

That valley ground is deep alluvium with heavy clay that cracks in summer, plus a cemented hardpan a few feet down in places. Water has nowhere to go after a winter storm or atmospheric river, so it ponds. Build drainage in rather than hoping the soil takes it.

In the foothills around Three Rivers, Springville, California Hot Springs and Badger, soils are rocky and often shallow over bedrock. Heavy winter rain runs off fast on slopes, while clay pockets hold it. Drives and pads need to shed water, and runoff from slopes above needs a path away.

Up in the mountains near Posey, winter brings rain and snow, and melt keeps the ground wet into spring. Freeze-thaw is a real design factor up there, and frost depth is set by the local building department. Work runs late spring to fall, because frozen or saturated ground stops base and excavation work.

Erosion follows the same split. Valley risk is high water and bank erosion along rivers, creeks and levees during big storms. In the foothills and mountains, runoff down steep slopes and unpaved roads does the damage, and burned slopes can send debris flows.

Materials delivered in Tulare County

Here is the lineup from coarsest to finest, and what each size is good for.

Class 2 Base carries the most weight on most jobs here, so it is worth knowing how it is specified. California aggregate base is specified by Caltrans Standard Specifications Section 26 as Class 2 or Class 3, at a 3/4 inch or 1-1/2 inch maximum grading. Class 2 is the higher-strength grade and the common base under drives, pads and pavers. The spec also allows processed reclaimed asphalt and concrete, which is why recycled Class 2 base and crushed miscellaneous base sell right alongside it.

For surfacing an existing drive or topping compacted Class 2 base, use Driveway Gravel. For paths that need a finer walkable surface, Walkway Gravel and River Cobble both work. Drain Rock handles French drains, drywells and drainage behind retaining walls, and Top Soil builds up planting areas over valley clay or sandy native ground.

Choosing the right material

Ground conditions shift from county to county, and so does the material call. Kings County sits on the same Central Valley floor zone as Tulare County, with the same heavy clay and hardpan, so the ground is similar and the comparison comes down to typical projects. A drive there is built much like one in Visalia or Tulare: compacted Class 2 base with a drainage layer under it.

Inyo County ground runs to deserts, mostly sandy and gravelly soils on alluvial fans and washes that take water quickly. Where water soaks in that fast, the drainage layer matters less and the base is doing more of the work. That is the opposite of flat valley clay, where drainage has to be built in on purpose.

Fresno County spans the same three zones Tulare County does: Central Valley floor, Sierra Nevada foothills, and mountains. Because the ground is similar, the choice tracks the job rather than the county line. Valley pads lean on Class 2 base and drainage stone; foothill and mountain drives lean on slope protection and water control.

As a rule, pick by what the ground does with water. Slow ground needs a drainage layer and a shed grade. Fast, rocky ground needs a well-compacted base and armoring where runoff crosses.

Delivery across Tulare County

You order online, size the load by the ton or yard, and pick a delivery date at checkout. A dump truck then brings the material to your site. Coverage runs across the county, including Visalia, Tulare, Porterville, Dinuba, Lindsay, Farmersville, Exeter, Orosi, Earlimart, Woodlake, Cutler, Ivanhoe, Pixley and Tipton.

If you are unsure how much to order, use the calculator before you check out. Have the delivery spot clear and reachable for a truck, and time the drop for the working window on your ground.

Order aggregate for your Tulare County project

California Rock Supply delivers gravel, stone, sand and soil across Tulare County, from the valley floor to the foothills and the mountain towns. Size the load with the calculator, pick your material, and choose a delivery date at checkout. Place your order online and we will bring it out to the site.

Gravel, Stone and Soil for Tulare County, CA