STANDARD COMPETENCIES:

 

 I.      List uses of hydraulic crawler excavators

 II.     Match terms associated with hydraulic crawler excavators to their correct definitions

 III.    Label basic components of a hydraulic crawler excavator

 IV.     Label controls on a hydraulic crawler excavator

 V.      State safety precautions related to hydraulic crawler excavators

 VI.     State suggestions for effective hydraulic crawler excavator operations

 VII.    Select from a list items to check when servicing a hydraulic crawler excavator

 VIII.   List materials necessary to service a hydraulic crawler excavator

 IX.     Demonstrate the ability to:

         A.      Start, warm up, check gauges, and check controls for performance, make  final visual inspection and shut down machine

         B.      Service a hydraulic crawler excavator

         C.      Dig a straight-line ditch, and load a haul truck

         D.      Load a hydraulic crawler excavator for travel

         E.      Operate excavator to set pipe

         F.      Operate excavator in unstable soil, using mats

         G.      Operate excavator, using trench box

 TOPICAL OUTLINE:

 

 I.      Excavator and job site safety, trench safety, videos and lecture

 II.     Grading use of transit and hand held sight glass. Understanding grade and maintaining grade

 III.    Above ground exercise

 IV.     Walk around inspection and grease machine

 V.      Parallel and perpendicular locates

 VI.     Dig trench and maintain grade supervised with help on ground

 VII.    Replace bucket teeth

 VIII.   Dig a trench four feet below benchmark maintaining OSHA standards. Prepare a sub-base and maintain grade. Backfill

 IX.     Dig on an uneven surface, how to position, setup, and operates on a slope and uneven terrain

 X       Load a truck to capacity

 XI.     Dig under and over an obstacle