In the 17th Edition of AASHTO for Slab Edge Beam Design (3.24.8) a live load moment is given of 0.10PS where P=16k for HS20 and S is the Span Length.
Is this Live Load Moment to REPLACE the "normal" computed live load moment? Should impact be added to this Moment? And I assume it is still...
I'm looking into preliminary designs using MSE bridge abutments and I have been gathering as much info as I can. I'm looking at using spread footings without piling for the bridge footings that a few feet back from the MSE wall face.
One thing that seems to be a design delimma is that the...