How many bags of concrete are in a cubic yard?

About 45 of the 80 lb bags or 60 of the 60 lb bags. Past one yard, ready-mix delivery is usually cheaper and much faster.

How thick should a patio slab be?

4 inches over a compacted gravel base for foot traffic; 5–6 inches where vehicles will park.

Material Calculators

Pick the pour type and enter the dimensions. Anything past about a cubic yard is usually cheaper and far easier as a ready-mix delivery than bags.

Your numbers

Pour type

Length (or hole depth)(ft)

Width (or hole diameter, in)

Thickness / depth(in)

Number of holes

Concrete needed

2.72 cubic yards

Slabs 4 in and thicker usually want wire mesh or rebar and a compacted gravel base.

Quantities are planning estimates. Verify measurements on site and buy a little extra for cuts, waste, and future repairs.

Gallons of paint and primer for a room, based on real wall area.

Sheets, screws, joint compound, and tape for walls and ceilings.

Tile count, thinset, and grout for a floor, shower, or backsplash.

Free Estimates

From small repairs to complete bathroom transformations, Homefficient Renovations is ready to help you improve your home.