NCCCO TELESCOPIC BOOM CRANES -SWING CAB(TLL)

WHEN WORKING AT GROUND NEAR A CELLAR WALL, WHERE SHOULD THE CRANES OUTRIGGER PADS BE PLACED? AT LEAST AS FAR BACK AS THE DEOTH OF THE WALL BELOW GROUND WHAT IS THE REQUIRED SET UP DISTANCE AWAY FROM EDGE OF SOFT OR SANDY EXCAVATED AREAS? 1.5 TIMES DEPTH OF EXCAVATION AWAY FROM EDGE UPON ARRIVAL ON A NEW JOB SITE WITH A TRUCK CRANE, THE PRIMARY MAJOR CONCERN IS: UNDER GROUND UTILITIES DUNNAGE OR OUTRIGGER PADS MUST BE A MINIMUM OF _____________TIMES LARGER THAN THE FLOAT 3 WHEN ARRIVING IN THE CRANE AT THE JOB SITE, THE OPERATOR SHOULD FIRST ACCOUNT FOR THE CONDITION OF THE: ACCESS ROADS NEXT TO SOFT OR SANDY EXCAVATION AREAS, SET UP DISTANCE IS AT LEAST_________TIMES DEPTH AWAY FROM EDGE 1.5 OF THE FOLLOWING, WHICH IS THE MINIMUM CLEARANCE DISTANCE WHEN TRAVELING UNDER LIVE POWER LINES THAT ARE 750 TO 1000KV?