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Segmental Retaining Wall Design Details

The following is a listing of the Allan Block Typical Details that are available. Click on the drawing to view or print a larger image. Each file also is available for download in AutoCAD (.dwg) or Adobe Acrobat (.pdf) file format.

To download a detail, click on the desired file format (.dwg or .pdf) and save the file to your computer.

Please Note:

The following drawings are for general information and use. They are not to be relied upon for any specific project without being reviewed by an engineer. They are not to be used for construction. It is the sole responsibility of the user to verify the applicability of the drawing to their specific project.

Typical Details

Typical Gravity Wall

Typical Gravity Wall
pdfdwg

Typical Reinforced Wall

Typical Reinforced Wall
pdfdwg

Step-Up at Base Course

Step-Up at Base Course
pdfdwg


Typical Terraced Wall

Typical Terraced Wall
pdfdwg

Typical Inside Corner

Typical Inside Corner
pdfdwg

Typical Outside Corner

Typical Outside Corner
pdfdwg


Typical Inside Curve

Typical Inside Curve
pdfdwg

Typical Outside Curve

Typical Outside Curve
pdfdwg

Retaining Wall Step Down

Retaining Wall Step Down
pdfdwg


Drainage Details

Alternate Drain

Alternate Drain
pdfdwg

Chimney and Blanket Drain

Chimney and Blanket Drain
pdfdwg

Swales

Swales
pdfdwg


Fence Above Details


Double Wall Parapet

pdfdwg


Non-Impact Parking Railing

Non-Impact Parking Railing
pdfdwg

Impact Roadway or Parking
Guard Rail

Impact Roadway or Parking Guard Rail
pdfdwg


Non-Wind BearingFence
or Railing Option 2

Non-Wind Bearing Fence or Railing Option 2
pdfdwg

Non-Wind Bearing Fence
or Railing Option 1

Non-Wind Bearing Fence or Railing Option 1
pdfdwg

Alternate Fence Footing
with SLEEVE-IT

Alternate Fence Footing with SLEEVE-IT
pdfdwg


Wind Bearing Fence or
Railing Option 2

Wind Bearing Fence or Railing Option 2
pdfdwg

Wind Bearing Fence or
Railing Option 1

Wind Bearing Fence or Railing Option 1
pdfdwg


Masonry Parapet

Masonry Parapet
pdfdwg


Water Application Details

Low Height
Water Application

Low Height Water Application
pdfdwg

Taller Height
Water Application

Taller Height Water Application
pdfdwg

Concrete Collar Storm
Water Pipe Outlet

Concrete Collar Storm Water Pipe Outlet
pdfdwg


Additional Details

Allan Block Plantable Wall

Allan Block Plantable Wall
pdfdwg

No-Fines Concrete

No-Fines Concrete
pdfdwg

Grouted Connection

Grouted Connection
pdfdwg


Double Wall

Double Wall
pdfdwg

Masonry Reinforced

Masonry Reinforced
pdfdwg

Veneer

Veneer
pdfdwg


Facing to Soil Nail Reinforced
Shotcrete Wall

Facing to Soil Nail Reinforced Shotcrete Wall
pdfdwg

Facing to Earth
Anchor Tiebacks

Facing to Earth Anchor Tiebacks
pdfdwg


AB Step Finishing Details

AB Step Finishing Details
pdfdwg