Correct answer is 238 cy/hr. How do I get this?
Correct answer is 238 cy/hr. How do I get this? A contractor has a project involving...
please answer and thoroughly explain the question ( I am more interested in UNDERSTANDING how to solve the question) Solve question #6 2. 30 cubic yard scrapers are being loaded by a dozer. The scrapers cost $275/hr and have a Haul-Return cycle of 4.3 minutes. The dozer cost is $145/hr and has a spot time of 0.3 minutes and a load time of 0.6 minutes. Using a Maneuver and Dump time of 0.7 minutes and a 45 minute efficiency hour,...
please answer and thoroughly explain the question ( I am more interested in UNDERSTANDING how to solve the question) A small excavating company owns the following Excavator Tvpe CAT 330CCAT 365B Number of Excavators Bucket Size Excavator Cycle Time Excavator Cost 2 1.25 c 18 sec 2 0.7 10 sec $215.00/hr $250.00/hr Available Trucks Truck Capacit HDRM 8 18 12 min Truck Cost $90.00/hr Efficiency Hour 50 min CAT 615 CAT 621 Scraper Type Scraper Capacit Scrapers Available 17 cy...
please answer and thoroughly explain the question ( I am more interested in UNDERSTANDING how to solve the question) Solve question #7 3. Scrapers and a dozer are being used to haul dirt on a jobsite. The scrapers hold 38 cubic yards each. The scrapers cost 305/hr and have a Haul-Return cycle of 6.3 minutes. The dozer cost is $125/hr and has a spot time of 15 seconds and a load time of 25 seconds. Using a Maneuver and Dump...
please answer and thoroughly explain the question ( I am more interested in UNDERSTANDING how to solve the question) A small excavating company owns the following Excavator Tvpe CAT 330CCAT 365B Number of Excavators Bucket Size Excavator Cvcle Time Excavator Cost 2 1.25 с 18 sec 2 0.7 10 sec $215.00/hr $250.00/hr Available Trucks Truck Capacit HDRM 8 18 12 min Truck Cost $90.00/hr Efficiency Hour 50 min CAT 615 CAT 621 Scraper Type Scraper Capacit Scrapers Available 17 cy...
(50) 7. Analyze the following operation. A 385C Excavator will be used to load material into a CAT 740 (no ejector) articulated truck. The excavator is equipped with a 6 cy heaped bucket and is capable of cycling every 30 seconds. The material being loaded weighs 3,300 lbs cy. The job efficiency is 90%. The trucks will be hauling the nmaterial 4000 feet over a road with a total rolling resistance of 9% to the dumpsite and 10% total rolling...