Write a short note on economic span of a bridge, Civil Engineering

Assignment Help:

Q. Write a short note on Economic Span of a Bridge?

The span for which the total cost of bridge will be minimum is known as the economic span.

The ratio of Cost of super structure and Cost of Sub structure = 1

Economical Span = √P / a  , 

Where -    a = p / l2 ,  p = Cost of pier ( Super structure ) ,   l = Span, 

                 P = Cost of Pier ( Sub Structure ) ,     a = Constant of variation.


Related Discussions:- Write a short note on economic span of a bridge

Maintenance of gravel roads, Maintenance of Gravel Roads: The mainten...

Maintenance of Gravel Roads: The maintenance consists of : filling up of potholes/depressions with fresh gravel and compacting after light sprinkling with water. g

Dam, how many types of drainage galleries and foundation treatment

how many types of drainage galleries and foundation treatment

Earth dam, earth dam design and its force

earth dam design and its force

Distomat, applications of distomat in briefly

applications of distomat in briefly

Process of installation of elastomeric bearing, The process of installation...

The process of installation of elastomeric bearing differs in case of precast vis-a-vis cast-in-situ girders. For precast girders, the bearing may be fixed to the underside of the

What are probable solutions to rectify the situation, Question If in ca...

Question If in case mud waves occur during reclamation, what are probable solutions to rectify the situation? Answer (i) Option 1 - Complete Removal of All Disturb

Light and rapid rail transit, Light Rail Transit (LRT) Light Rail Tra...

Light Rail Transit (LRT) Light Rail Transit is also known by the name train. LRT can be run on the surface if road space is available (as in Kolkata) or as elevated, with pil

Determine the density index of the sand sample, An undisturbed sample of sa...

An undisturbed sample of sand has a dry weight of 18.9 N and a volume of 1143 cm 3 . The solids have a specific gravity of 2.72. Laboratory tests indicate void ratios of 0.40 and 0

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