Caterpillar Performance Handbook, January 2017, SEBD0351-47

Trenching Production

Hydraulic Excavators

NOTE: Ensure bucket width does not exceed minimum trench width and also that weight of bucket and payload does not exceed machine working weight capacity (see lift capacity charts in this section).

(get cycles per hour from scale J and enter on this page scale J) 10) Connect J through K to scale L for required vol- ume per cycle. 11) Enter estimated bucket fill factor (100%) on scale M. 12) Connect L through M to scale N for required bucket size.

J CYCLES PER HOUR

K HOURLY PRODUCTION

L REQUIRED VOLUME

M BUCKET FILL FACTOR

N REQUIRED BUCKET

Cycles/hr

m 3

yd 3

LCM/m

m 3

LCY/hr

yd 3

7-260 Edition 47