Solution HW 7: find ultimate strength for positive and negative regions
Given Information:
fse 160ksi
f'c 6000psi
4
Ig 29239in
2
A ps 1.377in
fpu 270ksi
Eps 28500ksi
yt 6.346in
yb 18.654in
2
A 650in
Pe Apsfse
epositive yb 3 in
h 25in
Pe 220.32kip
epositiv
Prestressed Concrete HW 5: Friction Loss
due Wednesday, Feb. 18
1. Determine the friction loss of standard T-beam (HW2) assuming that the posttensioning
strand is stressed at the left end to 0.80 fpu prior to transfer, that = 0.1 and that K = 0.0015.
Stra