SURFACE MINING TEST 1 QUESTIONS WITH COMPLETE SOLUTIONS.

SURFACE MINING TEST 1 QUESTIONS
WITH COMPLETE SOLUTIONS

Classify hhsurface hhmining hhbased hhon hhextraction hhmethods hh- hhAnswer hhMechanical
hhextraction hh
-open hhpit
-strip hhmining
Aqueous hh
-dredging

Classify hhsurface hhmining hhbased hhon hhequipment hhdeployment hh- hhAnswer hh-Truck
hhand hhshovel
-Buck hhwheel hhloader hh
-Dragline

State hh3 hhdeterminants hhof hhbench hhheight hhin hhopen hhpit hhmining hh- hhAnswer hh-
Weather
-Production hheconomics hh
-Pre-design hhconstraints

State hh3 hhfailure hhmodes hhin hhsurface hhmine hhdesign hhand hhpotential hhareas hhthey
hhoccur hh- hhAnswer hh-Circular hhArc-Top hhof hhcrest, hhoverburden
-Wedge/Plane hhshear-failure hhplane hhand hhjoint hhintersections, hhweathered hhhard
hhrock
-Toppling-steep hhslopes hhand hhhigh hhwalls

State hh3 hhdeterminants hhof hhequipment hhbench hhstructural hhintegrity hh- hhAnswer hh-
Safety hhFactor
-Bench hhbearing hhcapacity hh
-Average hhstress hhfrom hhequipment

State hhthe hhdeterminants hhof hhthe hhutilized hhhours hhfor hha hhproduction hhequipment hh-
hhAnswer hh-Operator hh
-Weather
-Maintenance

State hh3 hhdeterminants hhof hhproduction hhequipment hhprocurement hhand hhretirement
hhplan hhin hhsurface hhmining hh- hhAnswer hh-Does hhequipment hhmeet hhproduction
hhneeds