Structural Backfill

[Adam Birchfield]

I would like to know more about structural backfill and its cohesive properties as it pertains to OSHA soil classification.

 

[phamENG]

Best bet would be to go to the goetech forum and ask there. And probably have a more specific question in mind, too.

 

[cvg]

there is no recognized standard for "structural backfill". but in general it is granular material with a minimum of plasticity. it would generally not be highly cohesive. OSHA type C

see an example:

https://wisconsindot.gov/rdwy/stndspec/ss-02-10.pdf