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

Differentiate between concrete and tendons, Differentiate between concrete ...

Differentiate between concrete and tendons In the case of pre-tensioned concrete members, the transfer of prestress takes place due to the bond between concrete and tendons. In

Road maintenance, Road Maintenance: Importance of Road Maintenance ...

Road Maintenance: Importance of Road Maintenance Roads deteriorate in their condition due to traffic, rain, snowfall and temperature variations. They requirement to b

Explain about overhauling of level xing, Q. Explain about Overhauling of Le...

Q. Explain about Overhauling of Level xing? Each level crossing except those laid with PSC sleepers must be opened out and the condition of sleepers and fittings, rails and fas

Sulphate-resisting cement not used in marine concrete, Question Explain...

Question Explain the reason why is sulphate-resisting cement not used in marine concrete ? Answer Major components of Portland cement are tricalcium silicate, dicalciu

Third law of thermodynamics, Is there any application by using the third la...

Is there any application by using the third law of thermodynamics. A Actual application without explained the calculation

Construction equipments, what is preventive maintenance and state its advan...

what is preventive maintenance and state its advantages

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

What is diamond crossing, Q. What is Diamond Crossing? Diamond Crossing...

Q. What is Diamond Crossing? Diamond Crossing is provided when two tracks cross each other either of the same gauge or of different gauges. It consists of two acute crossing (

Determine the total head and total pressure of water, Determine the total h...

Determine the total head and total pressure of water flowing at  in a pipe which has the following data: Flow= 2,500 gpm; Elevation = 30 ft; Pressure = 40 psi; Pipe Diameter =

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