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

Barometric leveling, what are advantages and disadvantages of barometric le...

what are advantages and disadvantages of barometric levelling

Introduction to transportation engineering, Introduction to Transportation ...

Introduction to Transportation Engineering: Transportation is the movement of goods and people from one place to another. Transportation Engineering is that branch of engineer

Road construction, how to calculate various quantities of materials for wet...

how to calculate various quantities of materials for wet mix macadam and dense bitumen macadam

Statics - rigid body of equilibrium, The ball of a trailer hitch is subject...

The ball of a trailer hitch is subjected to a force F. If the failure occurs when the moment of point F around point A reaches 11250 in lbs, determine the largest value F may have

Roads construction in marshy land, precaution to be taken for roads constru...

precaution to be taken for roads construction in marshy land

Determine the term - lowering of stresses, Determine the term -  lowering ...

Determine the term -  lowering of stresses Due to creep of concrete, these compressive strains keep on increasing with time. it means that the length of the member keeps on red

Concrete technology, why strength of transition zone is less than bulk past...

why strength of transition zone is less than bulk paste

Leveling., what is the errors faced in leveling

what is the errors faced in leveling

Show the benefits of adopting marine fill, In reclamation involving large v...

In reclamation involving large volumes of fill and tight programme, shall engineers use marine fill or mud extracted from land borrow area as filling material?  There are two

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