A contractor is planning to use a backhoe to excavate for th

A contractor is planning to use a backhoe to excavate for the foundation of a bank building she is constructing. The selected hydraulic backhoe has a general-purpose bucket with a rated heaped capacity of 0.7 cubic yard. The material is tough clay with a bucket fill factor of 0.65. The average depth of cut is 6 feet, and the maximum depth of cut is 20 feet and average swing is 90. What is the estimated productivity of the backhoe in loose cubic yards per hour if operational efficiency is estimated at 45 minutes per hour?

Solution

Nos. of cycles per hour not known

Time required for each cycle is a required information