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How much of a 2:1 do we need behind a beam guard post

Question
State	WI
Description Text	There is a project that may have to install beam guard near a body of water. The are asking how far down the slope do they need to carry the 2:1? I know that the attached drawing show 2.5:1.

Question

State

Description Text

There is a project that may have to install beam guard near a body of water. The are asking how far down the slope do they need to carry the 2:1?

I know that the attached drawing show 2.5:1.

System Performance Evaluation

System Types
Road Closure Gates
Thrie Beam Guardrails

Applications

System Features

Date November 1, 2012
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Attachment Pages from guardrail-options (2).pdf

Response
Response (active)	We would recommend that a minimum of 4 ft of the 2:1 slope be maintained prior to switching to a steeper slope. This length should provide sufficient soil at the 2:1 slope to resist post rotation in a manner similar to the continuous 2:1 slope that was tested.

Date November 1, 2012
Previous Views (111) Favorites (0)