Mason Sand for Patios in Ossian, IA

Iowa Rock Supply handles gravel and aggregate delivery in Ossian, IA for two kinds of buyers: contractors setting pavers and flatwork, and homeowners bedding a patio or walkway themselves. Both start in the same place, with a compacted Class A roadstone base and a sand layer that has to sit flat and stay flat.

Ossian sits in Winneshiek County on the Paleozoic Plateau, the driftless northeast, where thin soil over limestone and sandstone leaves little room for error under a patio.

Ground and Conditions in Ossian

Across the Paleozoic Plateau, the driftless northeast, soil is thin and bedrock sits close on the ridgetops. A base laid shallow over that ground shows the failure fast: the pavers rock, joints open, and edges drop after a wet spring.

Water is the other half of it. Karst sends melt and rain into sinkholes and fractures instead of letting it run off, and springs run all year.

Under a patio, water that cannot move through the bedding layer has nowhere to go.

The fix is a base that binds and a bedding layer that drains or levels exactly as intended. Class A roadstone, the crushed limestone base course with the fines left in, compacts into a surface that holds its shape.

Timing matters on sloped ground here. Work fits between the spring thaw and the fall freeze, and frost working into fractured rock and thin soil breaks up surfaces on steep lanes and drives each spring.

Materials for Ossian Projects

Bedding under pavers and flatwork is where the right material choice shows up in the finished job. Limestone screenings, also called 3/8 inch minus screenings, are the standard bed for pavers and flagstone, and they fill joints and top-dress a compacted base.

Limestone Screenings hold a level surface without the give you get from a coarser stone, which is why they sit directly under the paver.

Mason sand is the other bedding choice, for brick and block mortar, paver joints, play sand and horse arena footing. It packs smooth and stays workable.

Washed sand beds and levels under slabs and pavers, and works as sand fill where a clean, free draining grade is wanted. It is washed clean of fines, so it does not hold water the way a fines-bearing material does.

The base under all of it is Class A roadstone, the crushed limestone with fines that binds and compacts. A coarser 1 inch roadstone goes down first on a soft spot or a lane that carries heavy equipment.

Where water needs to move, clean rock is washed and open graded so it passes straight through, and limestone screenings or washed chips top the surface.

Delivery to Ossian and the Surrounding Area

You choose between tons and yards when you order, and each product page has a calculator to size the load to your project. Quantities are ordered by the ton or by the yard.

Orders are placed online. You pick a delivery date at checkout, and a dump truck tips the load in one pile at your site in Ossian or nearby in Winneshiek County, including Decorah, Calmar, Fort Atkinson, Ridgeway and Castalia.

Bulk delivery works the same whether you are bedding a patio, topping a farm lane, or filling low ground before a roadstone course goes down.

Order Gravel and Aggregate for Ossian

Size your load with the calculator on any product page, then order by the ton or the yard and pick a delivery date. Iowa Rock Supply delivers Class A roadstone, limestone screenings, mason sand, washed sand and clean rock to Ossian and across Winneshiek County.

Place your order online when you are ready.