# Quick Answer: How Much Concrete Do I Need To Fill A Block Wall?

## What do you use to fill concrete blocks?

Most people refer to using grout to “fill” all reinforced cells.

Some use a concrete (pea gravel mix) fill..

## How long will a concrete block house last?

Poured concrete block footings and slab foundations should last a lifetime, 80 to 100 years or more provided they were quality built. The foundation termite proofing, 12 years, provided the chemical barriers remain intact. Properly installed waterproofing with bituminous coating should last 10 years.

## How much concrete is needed for a block fill?

Fill Volume for Various Block Wall ThicknessesBlock Wall ThicknessBlocks Filled per Cubic YardConcrete/Grout per 100 Block6″120.83 yd38″1001.0 yd310″801.23 yd312″651.54 yd3

## How do you calculate concrete for a block wall?

Measure the length, width, and height of the void in inches, then multiply to get the cubic inches of the void. Multiply the cubic inches by the number of voids in the wall, typically 2 per block. Finally, divide cubic inches by 46,656 to find cubic yards of concrete needed.

## How many bags of cement do I need to lay 100 blocks?

with 2 bagsMixed with sand in the proper 3 to 1 ratio will lay 40 twelve inch blocks or 50 eight inch blocks. So, if laying 8 inch block, you should be able to lay 100 blocks with 2 bags of mortar.

## Should concrete blocks be filled?

Re: Concrete Block Foundation – To fill or not? At least every 4 feet should be done, corners and next to any door openings. filling them all will help with thermal mass.

## Are poured concrete walls better than block?

Poured concrete wall foundations are arguably stronger than cinder blocks. Poured walls have a better lateral strength, which means they are able to resist more pressure from the water and the soil from the outside. A poured wall doesn’t have joints like a block wall so it is easier to waterproof.