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

Resolve the force, How to find the magnitude and the direction of the resul...

How to find the magnitude and the direction of the resultant

Urban transport systems, Urban Transport Systems: Urban Transport P...

Urban Transport Systems: Urban Transport Problem Rapid urbanisation is taking place in India. The current urban population proportion of 28 per cent may reach 40 per

Structure analysis II, To determine a trusses ,beams and frames of two degr...

To determine a trusses ,beams and frames of two degree by compatibility equations and by castiglanoes theorem

Design of steel lug angles with channel sections.., while designing the lug...

while designing the lug angles with the channel section what does "the force not acccounted for by the direct connection of member" mean?

Acsr aluminium conductor steel reinforced are utilized as , Q. ACSR (Alumi...

Q. ACSR (Aluminium Conductor Steel Reinforced) are utilized as (A) over head transmission lines.            (B) super conductors. (C) fuse

Plane table surveing, in plane table surveying which activity is done first...

in plane table surveying which activity is done first whether centering or levelling?

Remedial measures for problems in turbid water - reflection, Remedial measu...

Remedial measures for Problems in Turbid Water - Reflection? The problem of reflection can be minimised by carefully placing the flash away from the axis of the camera and at a

Building classification, Why I is the missing after h and J is written in t...

Why I is the missing after h and J is written in the classification of building

Contours, how can you draw contours of a non square grid?

how can you draw contours of a non square grid?

Chemical analysis of fe 415., in this chemical analysis what is the meaning...

in this chemical analysis what is the meaning of c% and s% and P%

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