Following are the site job conditions that a crawler dozer needs to complete. Based on the information given, estimate the dozer production rate LCY/hr). Use the Caterpillar off the job production estimation method. Clearly indicate the numerical correction factors and their matching job conditions. (5 pts):
-Dozer type: D7G with a straight blade
-Dozing technique: Slot -dozing operation
- Material type: Dry, non-cohesive silty sand
- Dozing distance: 250ft
-Grade: Downhill 10%
- Operator skill: Average
- Transmission type: Power-shift transmission
- Visibility: Satisfactory
- Material weight: 2604 lb / LCY
- Job efficiency: 50-min per hour