engineering economics, Civil Engineering

Assignment Help:
Ask quA contractor has both a 3-cy and a 5-cy shovel in the equipment fleet. Select the minimum size shovel that will excavate 450,000 bcy of common earth in a minimum of 120 working days of 10 hr each. The average height of excavation will be 18 ft, and the average angle of swing will be 80 degrees. The 3-cy shovel has a maximum digging height of 30 ft and the 5-cy machine;s maximum digging height is 34 ft. The efficiency factor will be a 50-min hour. Appropriate-size units can be used with either shovel. How many days will it require to complete the work? (5-cy machine, 105 days to complete
estion #Minimum 100 words accepted#

Related Discussions:- engineering economics

Explain pressure balance method and compressed air method, Pressure balance...

Pressure balance method vs. compressed air method in pipe jacking Pressure balance method generally requires the use of mechanically operated tunnel-boring machine at its cutti

Simple stresses and strains, SIMPLE STRESSES AND STRAINS: The concepts...

SIMPLE STRESSES AND STRAINS: The concepts of strain, stress, elastic modulus & the basic concepts in application to analysis of deformation and stresses in simple solids. Any

#title., what is the cause of scale and sludge formation and its diadvantag...

what is the cause of scale and sludge formation and its diadvantages

Dense Bituminous Macadam, What is DBM?Why use DBM where other binder course...

What is DBM?Why use DBM where other binder courses are available?What is composition and advantages of using DBM?

Steel overlap in columns, where we can overlap steel in columns if we use ...

where we can overlap steel in columns if we use 50 or 60 bar diameter as overlap length.

Surface cleaning tools for underwater inspection of bridge, Define Surface ...

Define Surface Cleaning Tools for Underwater Inspection of Bridge? To perform a thorough inspection, the marine growth on the structure must be removed. This can be done by var

Determine the uniformly distributed load, A rectangular area 4 m × 6 m carr...

A rectangular area 4 m × 6 m carries a uniformly distributed load of 100 kN/m 2 at the ground surface. Estimate the vertical pressure at a depth of 6 m vertically below the centre

Explain terzaghi theory of bearing capacity, a) Explain Terzaghi's theory o...

a) Explain Terzaghi's theory of bearing capacity of shallow strip foundations. Determine the three bearing capacity factors and give their values for  Φ  = 0' case. (b) Descreib

Local scour at obstructions in rivers, Q. Local Scour at obstructions in ri...

Q. Local Scour at obstructions in rivers? When the water flow in river is deflected by obstructions such as bridge piers, scouring would occur arising from formation of vortexe

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