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Engineering
Civil Engineering
Condition (1) (2) (3) Material Sandy Hard Rock, (4) Sand and clay clay well blasted gravel Depth of excavation (ft) 12 17 14 15 Angle of swing (degrees) 50 60 90 120 Percent swell 22 15 Efficiency factor (min per hr) 50 45 40 45

Condition (1) (2) (3) Material Sandy Hard Rock, (4) Sand and clay clay well blasted gravel Depth of excavation (ft) 12 17 14 15 Angle of swing (degrees) 50 60 90 120 Percent swell 22 15 Efficiency factor (min per hr) 50 45 40 45

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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A crawler hoe having a 3 -cy bucket and whose cost per hour, including the wages to an operator, is $150, will excavate and load trucks under each of the stated conditions. The maximum digging height of the machine is 26 ft.  Determine the cost per cubic yard for each condition.

 

Condition (1) (2) (3) Material Sandy Hard Rock, (4) Sand and clay clay well blasted gravel Depth of excavation (ft) 12 17 14 15 Angle of swing (degrees) 50 60 90 120 Percent swell 22 15 Efficiency factor (min per hr) 50 45 40 45
Transcribed Image Text:Condition (1) (2) (3) Material Sandy Hard Rock, (4) Sand and clay clay well blasted gravel Depth of excavation (ft) 12 17 14 15 Angle of swing (degrees) 50 60 90 120 Percent swell 22 15 Efficiency factor (min per hr) 50 45 40 45
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