Estimate prestress losses, Civil Engineering

Assignment Help:

Given:

beam deminsions:
flange width=22"
FLANGE THICKNESS=7"
WEB WIDTH=7"
SECTION HEIGHT=40"

f'c=5000psi
f'ci=3500psi
fpu=270ksi
Ap=eighteen 1/2" diam strands
superimposed load=.85k/ft: 40' simple span
Type I cement; moist cured
Pretensioned beam

Required:

1. Estimate prestress losses at midspan 90 days after release. (elastic shortening,creep,shrinkage,steel relaxation)


Related Discussions:- Estimate prestress losses

Aircraft, what is aircraft maintenance manual?

what is aircraft maintenance manual?

PRC, what is the bleeding of concrete?

what is the bleeding of concrete?

Define seal wear test of shock transmission unit, Define Seal wear test of ...

Define Seal wear test of shock transmission unit? Seal wear test: Seal prevents the leakage of silicon putty in the cylinder. The test is conducted for 30000 cycles assuming th

Explain the watersheds - hydrology, Explain the Watersheds - Hydrology ...

Explain the Watersheds - Hydrology The surface area on which runoff generated will flow to a common stream or body of water by gravity. Often separated by higher elevations/top

Which is stronger solid steel rod or hollow steel pipe, On a per pound basi...

On a per pound basis, steel pipe is stronger in bending and is less likely to buckle in axial compression.

Explain equations for a triangular (v-notch weir), Explain Equations for a ...

Explain Equations for a triangular (V-notch weir) Used for small flow rates. C 2 is a coefficient which varies from 0.58 to 0.61 depending upon the notch angle.  Q = C

Matlab, Pls provide matlab design for transportation engg.

Pls provide matlab design for transportation engg.

Tension members, Tension Members: You have learnt about the Standard s...

Tension Members: You have learnt about the Standard specification for structural steel and various types of structural steel rolled sections. Different types of loads, stresse

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd