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

Diffraction analysis in determining wave force on piles, The Morison equati...

The Morison equation vs. diffraction analysis in determining wave force on piles The choice between Morison's equation and diffraction analysis in determining the wave forces o

Geofabric strengthening of perth soils, I need technical assistance. The pr...

I need technical assistance. The project is incomplete. I need someone to proofread it. Do you have someone who know Plaxis, Slope/W and Flac?. Can you arrange a case study for Geo

Dam, Check for stability in a dam

Check for stability in a dam

Thodolite, Ask queexplain about the essential parts of transisit ordinate o...

Ask queexplain about the essential parts of transisit ordinate or vernier theodolitestion #Minimum 100 words accepted#

Cement, Why we mixm pozzolona in cement

Why we mixm pozzolona in cement

Compute the degree of saturation, The maximum dry density and optimum moist...

The maximum dry density and optimum moisture content of a soil from standard proctor's test are 18 kN/m 3 and 16% respectively. Compute the degree of saturation of the sample,

Calculate concrete yield in cubic feet per sack of cement, Calculate the Co...

Calculate the Concrete Yield in Cubic Feet per Sack of Cement A concrete mix design is 1: 1.9: 2.8 by weight.  The water cement ratio is 7 gallons of water per sack.  The aggre

Building construction drawings, I need a drawing detail of expansion joints...

I need a drawing detail of expansion joints in building and different sizes

What is the negative skin friction, A square pile group of 16 piles passes ...

A square pile group of 16 piles passes by a filled up soil of 3 m depth. The pile diameter is 25 cm and pile spacing is 75 cm. If the unit cohesion of the material is 18 kN/m 2 an

Inadequate pile founding level, Reasons of common occurrence of "inadequate...

Reasons of common occurrence of "inadequate pile founding level" in piles of piers The most severe load on piers usually is the horizontal load owing to berthing and mooring o

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