NEIEP 805 INSTALLING AND SERVICING JACKS EXAM
QUESTIONS WITH COMPLETE SOLUTIONS VERIFEID BY
EXPERT AND GRADED A++
Direct
A frenchman Leon Edoux, Developed the first_______ action hydraulic elevator by the
use of a jack assembly sunk into the ground as deep as the height of the building
Indirect
C.W. Baldwins ________ action hydraulic elevator in 1872 revolutionized the industry
with the use of a comparatively short jack assembly,rope and sheave comnination
Equipment, hoistway Construction
Builders today using hydraulic elevators generally save money because the cost of
_______ and _______are less than that of an electric elevator
Hydrulic Power
The ________ ______ unit supplies the oil to the jack assembly
the traction elevator is pulled up by wire ropes and the hydraulic elevator is
pushed by a plunger
Describe the major difference between traction and hydraulic elevators
Platen
The _____ attaches the plunger to the car sling
Contactors, power
Traction Elevators need more _______ and _______ to run than a hydraulic elevator
Each Man on the team
When working as a team , who is responsible for safety precautions?
After rough or finished floors are in place above you
When should barricades be installed?
, Proper protection should be in place
When working in the hoistway and someone is working above you, what precautions
should you take?
fire protection
What should be kept on hand when burning or welding in the hoistway?
Straight, Plumb,depth
The Jack hole must be drilled ____,_____,and to the proper ________
The hole depth; soil conditions;drilling equipment available
Name three important factors to consider when drilling the jack hole
Before
If hard rock is present , it is usually better to drill the hole (before) or (after) the building
is erected
Percussion, Rotary,combination percussion rotary
Name three general classes of drilling
Extremely deep;normal
Percussion drilling is used on locations where an_____ hole is needed or where ______
earth boring tools cannot be used
Pile driver
The operation of a percussion drill rig can be compared to that of a _____
bailer
What is used to keep the hole cleaned out during drilling
Spider bob
Use the ____ to check if the casing is straight and plumb
compacted, shale
Core drilling is normally used on ________ soil ,clay and _______
pipe or hollow tubing
What is the core bit normally made of
soft
The auger bit is generally used on _______ type soils
Giant Screw
The auger bit resembles a _______ _______
QUESTIONS WITH COMPLETE SOLUTIONS VERIFEID BY
EXPERT AND GRADED A++
Direct
A frenchman Leon Edoux, Developed the first_______ action hydraulic elevator by the
use of a jack assembly sunk into the ground as deep as the height of the building
Indirect
C.W. Baldwins ________ action hydraulic elevator in 1872 revolutionized the industry
with the use of a comparatively short jack assembly,rope and sheave comnination
Equipment, hoistway Construction
Builders today using hydraulic elevators generally save money because the cost of
_______ and _______are less than that of an electric elevator
Hydrulic Power
The ________ ______ unit supplies the oil to the jack assembly
the traction elevator is pulled up by wire ropes and the hydraulic elevator is
pushed by a plunger
Describe the major difference between traction and hydraulic elevators
Platen
The _____ attaches the plunger to the car sling
Contactors, power
Traction Elevators need more _______ and _______ to run than a hydraulic elevator
Each Man on the team
When working as a team , who is responsible for safety precautions?
After rough or finished floors are in place above you
When should barricades be installed?
, Proper protection should be in place
When working in the hoistway and someone is working above you, what precautions
should you take?
fire protection
What should be kept on hand when burning or welding in the hoistway?
Straight, Plumb,depth
The Jack hole must be drilled ____,_____,and to the proper ________
The hole depth; soil conditions;drilling equipment available
Name three important factors to consider when drilling the jack hole
Before
If hard rock is present , it is usually better to drill the hole (before) or (after) the building
is erected
Percussion, Rotary,combination percussion rotary
Name three general classes of drilling
Extremely deep;normal
Percussion drilling is used on locations where an_____ hole is needed or where ______
earth boring tools cannot be used
Pile driver
The operation of a percussion drill rig can be compared to that of a _____
bailer
What is used to keep the hole cleaned out during drilling
Spider bob
Use the ____ to check if the casing is straight and plumb
compacted, shale
Core drilling is normally used on ________ soil ,clay and _______
pipe or hollow tubing
What is the core bit normally made of
soft
The auger bit is generally used on _______ type soils
Giant Screw
The auger bit resembles a _______ _______
