The area where your segmental retaining wall is to be built must first be drained of excess rain water and ground water.
What type of concrete to use for retaining wall.
Many contractors shy away from poured concrete preferring to use cmu block with a plastered face.
The standard core fill block also called a stretcher block or cinder block is the most common type of block used to make partition retaining and structural walls.
These walls cantilever loads like a beam to a large structural footing converting horizontal pressures from behind the wall to vertical pressures on the ground below.
Weepholes and drainage lines must be taken into account when building this type of wall.
It may also be carved and formed to look like mortared stone depending on your taste.
Poured concrete is the strongest and most durable choice for retaining walls.
Tall walls of 20 to 40 feet.
This simple retaining wall utilizes a beautiful travertine stone cap upgrade.
The facing element can be concrete segmental block or panel or steel wire mesh.
Type m mortar mix.
The reinforcement element can be either geo synthetic geo textile geo grid or metallic strip grid wire mesh.
The risk of cracking in poured walls and the difficulty in repairing them makes block and plaster a more forgiving choice.
Cantilevered retaining walls are made from an internal stem of steel reinforced cast in place concrete or mortared masonry often in the shape of an inverted t.
Similar to cantilever walls counterfort walls require support along the backside of the wall.
The standard block is a rectangle measuring 8 inches by 8 inches by 16 inches.
Although type s mortar must have a minimum compressive strength of 1 800 psi it is often mixed for strengths between 2 300 and 3 000 psi.
Poured concrete walls are the only type of retaining wall that aren t built to be battered leaned back against the earth which is useful if you are short on space.
They use concrete webs also known as counterforts build at an angle to strengthen the stability of the wall.
For maximum size of coarse aggregates as 20mm and over sand should be two thirds as much as coarse aggregates.
The concrete used to create segmental walls is extremely durable and very low maintenance.