Concrete Block Retaining Wall Design Guide
Soil mechanics simplified 4.
Concrete block retaining wall design guide. The system consists. Follow the block manufacturer s instructions for wall height limits. Concrete block retaining wall construction consists of number of phases including excavation foundation soil preparation retaining wall base construction concrete block unit placement grouting and drainage system installation. Walling guide no 4.
Design for earth loads retaining walls which set out a design methodology and safe load tables for these structures. An information series from the national authority on concrete masonry technology ncma tek 15 8a 1 guide to segmental retaining walls introduction segmental retaining walls are modular block retaining walls used for vertical grade change applications. Design method this guidance document is primarily concerned with the design of retaining walls rather than free standing walls. Design procedure overview 3.
Reference guide for designing retaining walls using interlocking concrete blocks epcl 2017 rwrg 01 p01 june 2017 3 2. Forces on retaining walls 6. These systems are easy to install durable reasonably priced and available in a variety of colors and textures. This is not meant to be a final authority as each project has its own set of unique situations.
Construction of concrete block retaining wall with steps. A concrete block retaining wall is the perfect solution to control erosion to eliminate a hard to mow slope to add a planting bed or to level an ideal patio area. Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding. Building codes and retaining walls 5.
The walls are designed and constructed as either gravity retaining walls conventional or reinforced soil retaining walls. Soil bearing and stability 8. The intent of this material is to communicate the best practices for design of segmental retaining walls srw as determined by allan block corporation based on 25 plus years of research design and field experience. Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance.
N ultimate load design with material factors based on characteristic soil properties partial load factors consistent with as 1170 1 and structure designs to as 3700 and as 3600.