Concrete Block Retaining Wall Design Guide

Design for earth loads retaining walls which set out a design methodology and safe load tables for these structures.

Concrete block retaining wall design guide.

Earthquake seismic design 7. Cmaa s manuals and documents in this section relate to concrete blocks and concrete masonry walling. Soil mechanics simplified 4. 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 system field installation guidelines 7 design guide and software the table below is a guide outlining the documentation required when constructing an anchorbloc wall. You can use the concrete lego block retaining wall design table above as a guide. Building codes and retaining walls 5. 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.

Any anchorbloc retaining wall exceeding 1 5 metres tall will require an independent design completed by a chartered professional engineer and will require a building consent from the local council. Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance. 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. Design procedure overview 3.

This is not meant to be a final authority as each project has its own set of unique situations. The table gives you a number of wall heights and the number and size of blocks required for the height of the wall. National concrete masonry association 2009. Standard specification for segmental retaining wall units astm c 1372 04e2.

Forces on retaining walls 6. The geo mat is attached to the blocks with galvanized steel fixing. The design table above presents for the reinforced block retaining walls are indicative designs based upon a base material with allowable bearing pressure of 200kpa. Walling guide no 4.

Reinforced earth walls can be built to 15 20m high and is a very economical solution to high retaining walls. Including masonry blocks masonry bricks fire and acoustic wall systems segmental block retaining walls and paving products. Construction of concrete block retaining wall with steps. Soil bearing and stability 8.

Design manual for segmental retaining walls third edition. The concrete block act as a protective facing to the wall and allow the reinforced earth wall be built safely. Manual 55 design and construction of concrete masonry buildings is a comprehensive guide aimed at assisting engineers architects and builders with the design and construction of concrete masonry walls in accordance with relevant australian standards.