Concrete Block Retaining Wall Design Guide

The concrete block act as a protective facing to the wall and allow the reinforced earth wall be built safely.

Concrete block retaining wall design guide.

Forces on retaining walls 6. Building codes and retaining walls 5. Design for earth loads retaining walls which set out a design methodology and safe load tables for these structures. Including masonry blocks masonry bricks fire and acoustic wall systems segmental block retaining walls and paving products.

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. Earthquake seismic design 7. 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. The table gives you a number of wall heights and the number and size of blocks required for the height of the wall.

Simac specifying segmental retaining walls landscape architecture march 1994. Soil bearing and stability 8. Design procedure overview 3. Cmaa s manuals and documents in this section relate to concrete blocks and concrete masonry walling.

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. 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. Design manual for segmental retaining walls third edition. 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.

This is not meant to be a final authority as each project has its own set of unique situations. Standard specification for segmental retaining wall units astm c 1372 04e2. You can use the concrete lego block retaining wall design table above as a guide. Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance.

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. Construction of concrete block retaining wall with steps. These phases are explained briefly. National concrete masonry association 2009.

The geo mat is attached to the blocks with galvanized steel fixing. Reinforced earth walls can be built to 15 20m high and is a very economical solution to high retaining walls. 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.