pressure on arch unit due to backfill material

[weeabi]

Hi,
Can someone help me to find the spread sheet for calculating the pressure on the arch unit due to backfill material.

Regards

 

[wes616]

see FAQ731-376

Wes C.
------------------------------
There are no engineers in the hottest parts of hell, because the existence of a 'hottest part' implies a temperature difference, and any marginally competent engineer would immediately use this to run a heat engine and make some other part of hell comfortably cool. This is obviously impossible.