Modular Block Retaining Wall Design

Retaining walls because they re load bearing and slope into a hill slightly require larger blocks and beefier connections.

Modular block retaining wall design.

14 and related industry resources for additional guidance information and recommendations for both conventional gravity and reinforced srw applications. Become a keystone producer. 1 should be consulted. Design manual for segmental retaining walls ref.

High and weigh 50 to 75 lbs. Learn more about reinforced retaining wall construction. Although wall heights up to 8 ft 2 44 m for conventional gravity walls and 14 ft 4 28 m for soil reinforced walls are presented properly engineered walls can exceed these heights. The walls are designed and constructed as either gravity retaining walls conventional or reinforced soil retaining walls.

These blocks are 16 to 18 in. Our terrafirm retaining panels can be used within standalone retaining wall solutions or seamlessly integrated into fences and boundary walls resulting in dramatic time and cost savings. Conditions above and behind the retaining wall. B if a toe slope is present the bottom of the wall should not be above the finished grade at a distance of 48 1 2 m in front of the wall.

Big walls usually entail excavating and moving tons of soil and gravel as well as the heavy block itself. Wall units shall have minimum 28 day compressive strength of 3000 psi 20 7 mpa in accordance with astm c1372. Introduction segmental retaining walls are modular block retaining walls used for vertical grade change applications. Long x 6 to 8 in.

For a detailed discussion of design and analysis parameters the design manual for segmental retaining walls ref. Before using a modular retaining wall block to build a wall the following design considerations must be made. This is where geogrid comes in allan block s reinforcement grid provides a simple solution by creating a solid structure with more resistance to soil pressure and surcharges for retaining walls under 6 ft. Precast modular block pmb wetcast modular retaining wall block proof rolling several passes from a 10 ton smooth drum vibra tory roller or loaded tandem axle truck used to compact subgrade soils and or indentify any soft or loose pockets that may require removal and replacement additional compaction and or further.

1 tek 18 11b guide for segmental retaining walls ref. The scope of this guide does not apply to diy residential. 2 1 modular wall units wall units shall be allan block retaining wall units as produced by a licensed manufacturer.