Drain Rock
Drain Rock
- residential projects
- free-draining material for walls
- material under concrete slab for permeability
- pipe bedding
- capillary break
- also known as AASHTO #57
This material is made to meet the spec for AASHTO #57. It also meets WSDOT spec 9-03.12(4) Gravel Backfill for Drains.
Pricing & Availability
Minimum $35.00 purchase required on all materials. Check pricing and availability by requesting a quote online.
Material Spreading
Prices quoted are for material delivery only. Drivers do their best to dump material evenly when requested. However, Washington Rock cannot guarantee that this will result in an even or desirable distribution of material. Customers must supply the equipment and labor necessary to finish projects.
Minimum Delivery Quantity
Our minimum order quantity for deliveries is 10 cubic yards. Do you need less than that? Find a local supplier here.
- residential projects
- backfill for dry wells
- erosion control
- French drains
- landscaping
This product meets WSDOT spec 9-03.12(5), Gravel Backfill for Dry Wells.
Pricing & Availability
Minimum $35.00 purchase required on all materials. Check pricing and availability by requesting a quote online.
Material Spreading
Prices quoted are for material delivery only. Drivers do their best to dump material evenly when requested. However, Washington Rock cannot guarantee that this will result in an even or desirable distribution of material. Customers must supply the equipment and labor necessary to finish projects.
Minimum Delivery Quantity
Our minimum order quantity for deliveries is 10 cubic yards. Do you need less than that? Find a local supplier here.