Pre mixed concrete comes in two varieties.
Concrete mix 90 lbs.
This mix designed for pouring concrete 2 in.
You hear 5 bag mix all the time which is a slightly rich more portland cement from 4 5 bags needed to make the 1 part portland cement 2 parts sand and 3 parts rock mixture.
If the hole has dimensions of 18 feet x 18 feet x 2 inches the volume to be filled is 54 cubic feet and approximately ninety 80 lb.
Concrete mix is perfect for projects requiring a quality general use concrete mix.
Concrete mix is ideal for both structural and non structural applications over 2 in.
Concrete mix consists of a uniformly blended properly proportioned mixture of gravel sand and portland cement.
Properly graded sand and gravel blended with portland cement for use in general concrete applications.
Sakrete high strength concrete mix is a preblended mixture of sand coarse aggregate and cementitious materials.
For other bag sizes use table 2 to determine water content.
This ready to use product contains a blend of portland cement sand gravel and other approved ingredients.
Sidewalks driveways setting posts footings.
Concrete mix can be used for building or repairing foundation walls sidewalks curbs steps and ramps and for setting posts.
Pre mixed concrete costs 4 49 to 5 57 per 50 pound bag of light weight and fast setting concrete mix and is available at most home improvement stores.
L of water per 80 lb 36 3 kg bag of concrete.
Use our concrete slabs calculator or estimator as a guide for how much concrete mix you need for your project.
Bags will be required to fill it.
Hand mixing instructions empty concrete bags into a suitable mixing container for each 80 lb 36 3 kg bag of mix add approximately 6 pt 2 8 l of clean water work the mix with a shovel rake or hoe and add water as needed.
Use for making repairs to foundation walls walkways or steps and setting mailboxes and posts.
There are 27 cubic feet per yard 1 bag 94 lb of portland cement is 1 cubic foot so 1 yd has 4 5 cubic feet portland cement 4 5 bags 9 cubic feet of sand 13 5 cubic feet of rock 27 cubic feet total.
Bag of quikrete concrete mix yields approximately 0 6 cubic feet when placed.
A no mix bag which requires the addition of water and another which requires renting a concrete mixer to cure the cement.