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

Vertical curves - geometric design of roads, Vertical Curves: When tw...

Vertical Curves: When two vertical gradients meet, it is necessary to provide a vertical curve. Two types of vertical curves are used: (a) Summit curve, where the point of

Bridge, how to account for density?

how to account for density?

Wall method of estimation, 1. Can you enumerate the benefits of individual ...

1. Can you enumerate the benefits of individual wall method of estimation? 2. Estimate the single room of size 3m x 4m x height 3m  using individual wall method? 3. Which met

Gg, ggggggggggg

ggggggggggg

Shoes of prefabricated drains, Q. Shoes of prefabricated drains? Shoes ...

Q. Shoes of prefabricated drains? Shoes are generally installed in prefabricated drains for the below : (i)  It avoids the entry of soils in the mandrel by sealing it at the

Emulsion - road materials, Emulsion: An emulsion is a bituminous bind...

Emulsion: An emulsion is a bituminous binder which is in a fluid form at atmospheric temperatures above O o C and requires no heating at all. Bitumen cab be converted to an e

Calculate the uniformly distributed load, Given: pretensioned rectangula...

Given: pretensioned rectangular beam b=6" h=20" f'c=4000psi f'ci=3000psi fti=.165ksi fts=.38ksi fci=1.8ksi fcs=1.8ksi R=0.80 Required: (a)Pi and e to maximize Md+

Track structure on broad gauge, Q. What is the minimum prescribed track str...

Q. What is the minimum prescribed track structure for LWR / CWR on Broad Gauge? Ans.- 1. General - The minimum length of LWR depends upon - i. Range of temporary variati

Explain the inventory inspections - inspection of bridge, Explain the Inven...

Explain the Inventory inspections - Inspection of Bridge? These inspections are normally performed following new construction, modifications, or repair to establish as-built or

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