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

Softening test point, the importance of softening point of a bitumen materi...

the importance of softening point of a bitumen material in the design of a pavement

Fluid Mechanics, A 4-m-long, 6-cm-diameter cylinder placed normal to the fl...

A 4-m-long, 6-cm-diameter cylinder placed normal to the flow is used to measure the velocity of an air stream. If a force of 50 N is measured, the air velocity is nearest (for air

Need survey paper, Write a Survey Paper: Write between 7 to 10 pages a...

Write a Survey Paper: Write between 7 to 10 pages a survey paper in one of the following topic :  ( The Future of HCI. )  For the paper the font size should be 12 points

What is dead weight, Dead weight Dead loads are the weight of perma...

Dead weight Dead loads are the weight of permanent components of the structures such as the weight of the elements and spheres, casing weight, weight of the false ceiling a

Surveying, description of instruments used transfer upper floors *plumb-bob...

description of instruments used transfer upper floors *plumb-bob method *theodolite method *theodolite and target method *optical plumbing method

Disparity between working stress and limit state approach, Question Wha...

Question What is key disparity between working stress approach and limit state approach ? Answer Working stress approach, service loads are used in whole plan and st

Category of bars reinforcement are more corrosion resistant, Question Which...

Question Which category of bars reinforcement are more corrosion resistant , epoxy-coated bars, stainless steel bars, galvanized bars? Answer Supported on experiment conducte

State the needs for high strength steel and concrete, State the Needs for h...

State the Needs for high strength steel and concrete In  prestressed  concrete construction, tendons have 3  small area of cross-section compared  to the cross-sectional  area

CBR of soil, Why IRC 37-2012 has taken 90th percentile for pavement design ...

Why IRC 37-2012 has taken 90th percentile for pavement design of expressway or NH while they hav taken 80th percentile for state highway design ????????

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