Concrete Block Wall Design Guide

What s in this guide the national masonry blocks and bricks guide this book details a comprehensive selection of decorative structural fire and acoustic walling solutions not available with other materials.

Concrete block wall design guide.

The depth and size of the foundation will vary depending on the size of the concrete block wall and the weight it must support but a typical freestanding wall requires a foundation that is about twice as wide as the wall itself and which extends about 1 foot down below the frost line. Reference guide for designing retaining walls using interlocking concrete blocks epcl 2017 rwrg 01 p01 june 2017 3 2. Including masonry blocks masonry bricks fire and acoustic wall systems segmental block retaining walls and paving products. Design method this guidance document is primarily concerned with the design of retaining walls rather than free standing walls.

Construction of concrete block retaining walls with step by step process materials advantages applications and its construction inspection are discussed. Design procedure overview 3. Forces on retaining walls 6. 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.

Building codes and retaining walls 5. Concrete strength al ൯ne for an 10 thick wall with 5 10 and 2 5 clear to strength steel will only reduce the nominal moment capacity of the secti對on from 136 68 to 135 66 inch kips 尩 if the concrete strength decreased from 3 5 to 3 0 ksi. Retaining wall structure is commonly constructed to retain earth mass or back fill materials. Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.

The walls described in this guide are gravity earth retaining structures consisting of a reinforced concrete footing and a reinforced concrete masonry cantilever stem figure 1 1. Follow the block manufacturer s instructions for wall height limits. Soil bearing and stability 8. Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance.

Concrete masonry offers structural and architectural advantages in a single material and is recognised as a major contributor to a sustainable built environment. Earthquake seismic design 7. The retained soil exerts an active pressure on the infill material above the heel of the base in type 1 and this in turn exerts.