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

Define the thiem equations for confined aquifers, Define the Thiem Equation...

Define the Thiem Equations for Confined Aquifers   Using natural log:  Q = 2ΠKm(h 2 - h 1 )/ln(r 2 /r 1 )      m = aquifer thickness (ft) Using log 10 :   Q = 2Km(h 2 - h

Frame, what is imperfect frames ?

what is imperfect frames ?

Design the water supply system a high service tank, Q. There is a railway c...

Q. There is a railway colony of 500 house holds source of water is from a tube well 800 m away. The colony is 10 m higher then the ground at source. Tube well is 60 meters deep. De

State the effect of friction for a straight tendon, State the effect of fri...

State the effect of friction for a straight tendon The length effect represents the effect of friction for a straight tendon due to slight imperfections of the duct. In practic

Construction management, i would like to get a project done. I have some pl...

i would like to get a project done. I have some plans and I need a cost estimate on how much it will cost to get it constructed.

Keywords related to water transportation, Keywords related to water transpo...

Keywords related to water transportation: Oceanic Shipping: Shipping taking place in the oceans. Coastal Shipping: Shipping taking place along the coast line. Inlan

Thermal coefficient, Thermal Coefficient Inside of the building's tempe...

Thermal Coefficient Inside of the building's temperature can increase or reduce the snow weight. As these types of structures normally cover a wide area and heating or even tur

Sampling distribution and approximations of distributions, Sampling Distrib...

Sampling Distribution And Approximations Of Distributions: 1) Learnt three approaches for deriving the probability distributions of functions of one or more random variables v

State about the pre-tensioned concrete, State about the pre-tensioned concr...

State about the pre-tensioned concrete In pre-tensioned concrete, the tendon stresses are transferred  to concrete by  virtue of bond  of concrete to the  surface of steel tend

Rectangular tie, using an optical square how would you perform a rectangula...

using an optical square how would you perform a rectangular tie?

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