Railroad Ballast and Bulk Aggregates for Harrah, WA

If you are pricing gravel and aggregate delivery in Harrah, WA, the first question is usually which rock holds a bank and which rock just sits there. Washington Rock Supply sells bulk material by the ton and delivers across Yakima County.

For a drive or a shop pad, start with 5/8 minus. It packs hard because the crusher fines stay in the mix.

Where the ground is bare, dry silt, the same material sheds water instead of soaking it up.

Materials for Harrah Projects

Slope, swale and bank protection is coarse stone work. The material has to be heavy enough to stay put when a cloudburst or a thaw sends water across the ground at speed.

RipRap is the first size to consider.

It armours shorelines, streambanks, culvert outfalls and cut slopes.

Large River Rock covers swales, ditch armour, bank toes and feature beds. It is the 2 to 8 inch round stone, so it holds a channel edge where a smaller stone would be carried off.

Railroad Ballast is the angular, heavy option for rail spurs, yard track and equipment pads. Say railroad ballast in full.

Below the coarse sizes, the minus and clean split decides everything. Minus keeps the fines and compacts.

Clean has the fines washed out and drains.

1 1/4 Minus, also called crushed surfacing base course or CSBC, is the structural course under a drive, a parking area or a slab. It carries load and stays workable on soft, wet ground.

5/8 Minus, the crushed surfacing top course, is the Washington default surfacing layer over it. It packs tight and sheds water rather than soaking it up.

For water that has to move, Drain Rock is the washed 7/8 clean stone for footing drains, French drains and infiltration trenches. With no fines in it, the voids stay open.

Delivery to Harrah and the Surrounding Area

You order online, choose a quantity by the ton or by the yard, and pick a delivery date at checkout. Each product page has a calculator if you want to size the load before you commit.

Bulk delivery means a dump truck tips the load in one pile on your site. Have the spot clear and reachable before the truck arrives, because the driver tips the material and moves on.

Coverage runs across Harrah and the rest of Yakima County, including Yakima, Sunnyside, Grandview, Toppenish and Selah. Harrah sits in Yakima County, so the same delivery area applies to addresses in town and out on the surrounding ground.

Ground and Conditions in Harrah

Across the Columbia Basin, Yakima Valley and the channeled scablands, the ground is windblown loess over Columbia River basalt. Where the Ice Age floods ran, the loess was stripped off and the basalt left bare.

That leaves two different problems on one property. The silt sheds water rather than absorbing it, so a cloudburst or a rapid thaw runs off fast.

Where flood gravel sits at the surface, water disappears straight down instead.

Wind off bare, dry silt moves soil, and short violent runoff cuts rills and gullies when rain lands on ground with no cover. Irrigation runoff moves soil too.

Timing matters as much as material. Eastern Washington's wet weather season for erosion control runs October 1 through June 30.

Once snow falls or the ground freezes, placing and compacting base material stops being practical.

Winters here are cold and dry, and the ground freezes properly, unlike west of the Cascades. Frost heave in an unbound base is something to design for.

Frost depth is set by the county or city building department and runs deeper with elevation.

Questions About Stone and Aggregate in Harrah

What stone should I use for drainage in Harrah?

Use a washed, fines-free stone so the voids stay open. Drain Rock, the 7/8 clean material, suits footing drains, French drains and infiltration trenches.

For trench backfill and pipe surround, 3/4" Crushed Stone is the washed counterpart to a minus product. Where a smaller clean stone is wanted, 3/8" Crushed Stone works for paver joints and short drain runs.

What should I have ready when the truck arrives?

A clear, reachable spot for the pile and a decision on quantity. The truck tips the load in one pile, so the ground under it should be firm enough to take the weight and open enough for the truck to reach.

Order by the ton or the yard, pick your delivery date at checkout, and the material arrives on site.

Order Bulk Gravel and Stone in Harrah

Washington Rock Supply delivers bulk gravel, crushed stone, sand, topsoil and mulch across Harrah and the rest of Yakima County. For armouring a bank, building up a drive or bedding a slab, the material is ordered online by the ton or yard and tipped on site.

Place your order for delivery to Harrah.