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

Is codes for building materials and construction, IS CODES FOR BUILDING MAT...

IS CODES FOR BUILDING MATERIALS AND CONSTRUCTION The following is the list of some of the IS code giving requirements for building materials: IS 269-1989. Specification for ord

Breast walls, Breast Walls Needed to buttress uphill slopes. ...

Breast Walls Needed to buttress uphill slopes. Figure : Breast Check Walls Small retaining structures provided in series to arrest landslides. Gabio

Determine the meaning of prestressed concrete, Determine the meaning of Pre...

Determine the meaning of Prestressed Concrete It is a type of concrete in which permanent internal stresses of  a suitable nature, magnitude and distribution are intentionally

What is the safe bearing capacity of a rectangular footing, What is the saf...

What is the safe bearing capacity of a rectangular footing, 1 m × 2 m, placed at a depth of 2 m in an saturated clay having unit weight of 20 kN/m 3 and unconfined compression str

Cantilever support reactions, A cantilever has two couples: 1st(clockwise, ...

A cantilever has two couples: 1st(clockwise, 15kNm) placed at (1/3)L from support and 2nd (anti-clockwise, 10kNm) at (2/3)L from the support. What should be the reaction at the sup

State the effect of friction for a straight tendon, State the effect of fri...

State the effect of friction for a straight tendon The length effect represents the effect of friction for a straight tendon due to slight imperfections of the duct. In practic

Explain Rapid Mixing Tank and Flocculation Basin , Explain Rapid Mixing Tan...

Explain Rapid Mixing Tank For the chemical reactions to occur, the chemicals must be mixed with water for both coagulation and softening we need mixing of chemical wi

Human values, give the two aspects of honesty& explain

give the two aspects of honesty& explain

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