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

Calculate the square foot of contact area for the formwork, A concrete crew...

A concrete crew will use the available steel form panels measuring 2'-6" wide x 4'-0" high to construct a 40'-6" long by 3'-2" high by 1'-6" wide concrete knee wall. The square

Define the term- erection stresses, Define the term- erection stresses ...

Define the term- erection stresses The creep loss due to live load stress, erection stresses and other stresses of short duration may be ignored. The loss of prestress due to

Transitional jacks designed in pipe jacking projects, Question Why are ...

Question Why are transitional jacks designed in pipe jacking projects? Answer While development of pipe jacking stops, building up of confrontation is extremely

How can you design side slope of bank, Q. How can you design Side Slope of ...

Q. How can you design Side Slope of bank? Angle of bank should be flatter than angle of repose of pitching material. Angle of repose of sand is 2:1 while that of stone is about

Which type of pile cap transfers loads equally to piles, Q. Which type of p...

Q. Which type of pile cap transfers loads equally to piles, flexible pile cap orrigid pile cap? Loads from columns transferring to pile cap persuade tensile forces at the bott

Define categories of spalls -underwater inspection of bridge, Define catego...

Define categories of Spalls -underwater inspection of bridge? Spalls are classified as follows:  i. Small spalls - up to 25 mm deep or approximately 150 mm in diameter. i

How is skin friction and point resistance of a pile computed, Describe the ...

Describe the basic difference in the bearing capacity computation of shallow and deep foundations. How are skin frictions and point resistance of a pile computed?

Surveying, earthen dam and gravity dam

earthen dam and gravity dam

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