I need to extend a 36' x 23' pipe arch at a skew anywhere between 15 - 45 degrees. I am searching for estimate information to compare cost of an elbow vs.junction box. Also any information on why one would be better than the other and if a concrete collar could suffice. I did call a...
Ron
I am a rookie in pavement design and at this time do not have access to AASHTO Guide for Design of Pavement Structures. The particular guidelines and requirments I have to use for are based on AASHTO. The guidelines are clear enough to do a cookbook method of designing the pavement...
If I know the California bearing ratio for my subgrade and am able to calculate a structure number, is there a reason to also know the soil support value?
