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W-beam Adjacent to Slopes with 11' long Posts

Question
State	NE
Description Text	This AASHTIO training refers to 11’ posts Where was this tested?

System Performance Evaluation

System Types
Road Closure Gates
Thrie Beam Guardrails

Applications

System Features

Date March 21, 2018
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Attachment slopes.png

Response
Response (active)	I don’t believe that this has been tested. This comes from the Washington DOT standards. TTI is currently looking into guardrail on steeper slopes, but the project is not finished. I would not recommend installations as shown with the 11’ posts on steep slopes. Case 5 has not been tested either. Case 4 was evaluated to MASH at TTI. https://www.roadsidepooledfund.org/placement-of-guardrail-on-slopes-phase-iii-603221-2/ Thanks

Response

Response
(active)

I don’t believe that this has been tested. This comes from the Washington DOT standards. TTI is currently looking into guardrail on steeper slopes, but the project is not finished.

I would not recommend installations as shown with the 11’ posts on steep slopes. Case 5 has not been tested either. Case 4 was evaluated to MASH at TTI.

https://www.roadsidepooledfund.org/placement-of-guardrail-on-slopes-phase-iii-603221-2/

Thanks

Date March 22, 2018
Previous Views (75) Favorites (0)