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

Define the ultrasonic thickness measurement, Define the Ultrasonic Thicknes...

Define the Ultrasonic Thickness Measurement? Ultrasonic thickness meters measure the thickness of steel by passing an ultrasonic wave through the member. Thickness measurements

How the raft is designed as a floating foundation, A raft, 9 m × 27 m, is f...

A raft, 9 m × 27 m, is founded at a depth of 3 m in sand with a value of  N = 25 up to great depth. Verify the total load which the raft can support. If the raft is designed as

State the maximum amount of resistance in a pole, State the maximum amount ...

State the maximum amount of resistance in a pole The maximum amount of resistance in a pole is generally required at the base and, so, the maximum cross sectional area is requi

Define structural damage - underwater inspection of bridge, Define Structur...

Define Structural Damage - underwater inspection of bridge? Structural damage to the substructure below waterline can be classified as under: i. Construction damage or error

Explain term - losses of prestress, Explain term - losses of prestress ...

Explain term - losses of prestress We know that with time, tendons lose some of their initial prestress (at the time of transfer of prestress). This is termed as 'losses of pre

Roofs, describe the general principle of roof design

describe the general principle of roof design

Utilisation of buoyancy effect, Q. Utilisation of Buoyancy Effect? Subm...

Q. Utilisation of Buoyancy Effect? Submerged part of the substructure will be subjected to buoyancy effect. The uplift pressure from the ground water can be utilised by constru

State the modulus of elasticity of concrete, State the Modulus of Elasticit...

State the Modulus of Elasticity of Concrete The Young's modulus of elasticity of concrete is primarily influenced by the elastic properties of the aggregate and to a lesser ex

Determine about the statement - failure at cracking load, Determine about t...

Determine about the statement - Failure at Cracking Load This brittle mode of failure is likely to occur in those pre-stressed elements that are concentrically pre-stressed wit

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