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

Estimation of loading carrying capacity, Question While designing mini...

Question While designing mini-piles , should strength of grout be disused during estimation of loading carrying capacity? Answer While designing min-piles, there will

Write short notes on bricks, Q. Write short notes on Bricks? Bricks are...

Q. Write short notes on Bricks? Bricks are an important construction material required in bulk Quantities for construction of walls both sub structure & super structure. For th

Discontinuity of joint – position of bearing, Q. Discontinuity of joint – p...

Q. Discontinuity of joint – position of bearing? Expansion joints in a bridge structures cater for movements inlongitudinal, transverse, vertical and rotational forms. Layout a

Hydaurlics : pelton and francis turbine, what are the factors which influen...

what are the factors which influence the efficiency of the turbine?

Define fathometer with the odolite - sounding/sensing device, Define Fathom...

Define Fathometer with the odolite - Sounding/Sensing Devices? The horizontal scale problem in use of Fathometer can be solved by using equipment, which combines a Fathometer w

Max. moment at cantilever, max. moment at cantilever in up or down of suppo...

max. moment at cantilever in up or down of support or free of end

#title.steel desogn, Tension memebers example for a two channel connected t...

Tension memebers example for a two channel connected to a gusset .find the tensile capacity

How to construct a reinforced concrete foundation, A clay layer 24 metres t...

A clay layer 24 metres thick has a saturated unit weight of 18 kN/m 3 . Ground water level occurs at a depth of 4 metres. It is proposed to construct a reinforced concrete foundati

Harbour, what is entrance channel in harbour?

what is entrance channel in harbour?

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