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 pavement design - transportation, Define Pavement Design - Transport...

Define Pavement Design - Transportation 1. Asphalt surface a. Estimate Design Traffic b. Determine the Structural Number (SN) for the given traffic, roadway, and soil cha

Total station - uses and mining, Total station - uses and mining: Use...

Total station - uses and mining: Uses:- Total stations are mainly used by land surveyors and Civil Engineers, either to record features as in Topographic Surveying or to

Castellated beams – reasons for its widespread usage, Q. Explain about Cast...

Q. Explain about Castellated beams? Castellated beams refer to the type of beams which involve expanding a standard rolled steel section in such a way that a predetermined patt

Zero energy building, This is our final year project can u suggest some tip...

This is our final year project can u suggest some tips to do well...

Define construction damage - underwater inspection of bridge, Define Constr...

Define Construction damage - underwater inspection of bridge? Construction damage can result from improper procedures during the construction phase.  Some examples are: -  P

Modern trends in transportation, Modern Trends in Transportation: Rapi...

Modern Trends in Transportation: Rapid urbanization that is taking place in India is putting severe strain on the road system. Modern systems like exclusive bus lanes, light r

Geometric design of roads, Geometric Design Of Roads: Geometric design...

Geometric Design Of Roads: Geometric design of roads deals with elements such as cross-section, horizontal and vertical alignment, sight distances, lateral and vertical cleara

Verify the void ratio and water content, Derive the relation among void rat...

Derive the relation among void ratio (e), specific gravity of particles (G) and moisture content at full saturation (w). A certain sample of saturated soil in a container weighs

Determine the viscosity of water, A soil sample consists of particles rangi...

A soil sample consists of particles ranging in size from 0.6 mm to 0.02 mm. The average exact gravity of the particles is 2.66. Verify the time of settlement of the coarsest and fi

Slabs, difference between flat slab and normal slab

difference between flat slab and normal slab

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