A 4 foot high 15 foot long wall could be holding back as much as 20 tons of saturated soil.
10 foot high retaining wall.
An average brick retaining wall that is 30 feet long and 4 feet high without any built in steps or extra reinforcements is typically around 4 220 the average homeowner will pay 35 per square foot and spend between 2 450 and 6 650 to build a retaining wall.
Consider getting several professional estimates to get the best labor cost and find the right company for your project.
Cinder block is a cost effective material for a retaining wall and usually runs between 10 12 per square foot.
If you re building a retaining wall then check out our retaining wall calculator.
Follow the block manufacturer s instructions for wall height limits.
Soil is heavy especially when soaking wet from a recent rainstorm so a basic retaining wall four feet tall and 15 feet long potentially has to support up to 20 tons of soil pressure.
There are many things that need to go into building a retaining wall before the first shovel of dirt is ever moved.
46 5 face ft.
Retaining wall material can range in price from 10 40 per square foot with some material options including cinder block wood interlocking concrete block natural stone or poured concrete.
Once the excavation is done i ll need a 10 foot retaining wall.
By using the information we have on building retaining walls you will get everything you need to plan design and build the perfect retaining wall project.
Pavestone rockwall small 4 in.
Double the wall height to 8 feet and you would need a wall that s eight times stronger to do the same job.
How to build a retaining wall.
Pecan concrete retaining wall block 144 pcs.
For example a 10 x 10 wall using a 16 x 8 x 8 block will require an estimated 120 blocks and cost about 185 for material.
The slope is about a 50 degree angle.
The interlocking retaining wall block can be used to build walls up to 24 to 36 inches high depending on the size of the block.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.
My plan for the retaining wall is to dig holes 6 feet deep by 12 inch diameter full with concrete and plant 18 foot 4 inch steel square tubes with a 1 4 inch wall every 8 feet.