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

Significance of tailwater level in culverts, Significance of tailwater leve...

Significance of tailwater level in culverts Headwater level and tailwater level of culverts are significant parameters in hydraulic design. Headwater level can't be set too la

Pre-tensioned concrete elements, Pre-tensioned concrete elements It is ...

Pre-tensioned concrete elements It is the act of transferring the stress in prestressing tendons to the concrete member. In the case of pre-tensioned concrete elements, this st

Define types of inspection of bridge, Define Types of Inspection of Bridge?...

Define Types of Inspection of Bridge? Underwater inspections are generally categorised into five types: - Inventory - Routine - Damage - In-depth - Interim

Define lead lag relationships - construction management, Define Lead Lag Re...

Define Lead Lag Relationships 1. A lead is when the successor task begins before the predecessor task is complete 2. A lag is when a successor task does not

Why does the pressure increase under soil, Soil pressure enhances with dept...

Soil pressure enhances with depth due to the overburden or self-weight of the soil and because of loads imposed upon the soil. For example, the pressure variation below the dept

Cone, if the diameter of the base remains constant by what factor should th...

if the diameter of the base remains constant by what factor should the altitude be multiplied to produce a cone with twice volume as the original

Rb slab, #questionshow me picture..

#questionshow me picture..

Calculate the degree of saturation of the soil, A clay sample, having its n...

A clay sample, having its natural moisture content, weighs 0.333 N. The specific gravity of solids of this soil is 2.70. After oven-drying, the soil sample weighs 0.2025 N. The vol

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