Pipe and Excavation Contracting REVISED AND
UPDATED FOR 2026/2027 ACTUAL EXAM
COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+||BRAND NEW!!
Save
Terms in this set (145)
A method of projecting a straight D. Offset Hubs
line for precise centerline transfer
when using a laser is to use _____? 122
A Parallax
B. Crossing coordinates
C. Preset hubs
D. Offset hubs
The first priority for underground C. Locate existing ground utilities
excavation in any developed area is?
137
A. Notify all owners
B. Notify Sunshine
C. Locate existing ground utilities
D. Site preparation and material
layout
,When excavating asphalt always A. 1.7
allow a swell factor of _____ ?
138
A. 1.7
B. 1.5
C. 1.0
D. 0.5
The fast pumping of ground water B. A deep angle of depression
will cause?
196
A. A shallow angle of depression
B. A deep angle of depression
C. A cone of depression
D. Cave in
When calculating the force of a ram, B. Oil
multiply the area of the piston by the
pressure of the _____ ? 143
A. Sheep
B. Oil
C. Hydraulic force exertion
D. Resistance
A backhoe is best when working C. 70
within what percent of its maximum
digging depth? 150
A. 50
B. 60
C. 70
D. 80
,A. A slope of 0.38% equals how A. 250 x 0.38% x 12 = 11.4
many inches of slope in 250 feet?
118/119
A. 11.4
B. 95.0
C. 7.9
D. 0.9
Doubling the pipe diameter of a clay B. 4
pipe increases carrying capacity how
many times? 219
A. 2
B. 4
C. 6
D. 8
A common test used to determine if D. Mandrel
a pipe has flattened or deflected
under backfill and compaction is the 248
_____ test.
A. Mandrake
B. Pull
C. Compression
D. Mandrel
The _____ test is not an acceptable C. Sniff
method for testing sewer piping.
248/249
A. Lamp
B. Water
C. Sniff
D. Air
, Testing by isolation portions of the B. Exfiltration
line and filling the manholes with
water is know as _____? 249
A. Mandrel
B. Exfiltration
C. Infiltration
D. Water
The invert elevation of a 400-foot D. 400 x .002 = .8
pipe with a fall of .002 and station 92.6 - .8 = 91.8
elevation of 92.6 is?
120
A. 399.2
B. 400.8
C. 93.4
D. 91.8
A six-foot wide sheep foot roller, .75 A. 6 x 2.5 x 8 x 16. x 83% x 0.75 = 152.2
operator skill, .83 efficiency, 12 in fill
layers compacted to 8 inch layers 192/193
requiring eight passes of the roller at
the speed of 2.5 miles per hour.
Using only the given information,
according to the Pipe and
Excavating Contracting, the
maximum number of cubic yards is
______?
A. Less than 155
B. Between 155 and 160
C. Between 160 and 165
D. More than 165
UPDATED FOR 2026/2027 ACTUAL EXAM
COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+||BRAND NEW!!
Save
Terms in this set (145)
A method of projecting a straight D. Offset Hubs
line for precise centerline transfer
when using a laser is to use _____? 122
A Parallax
B. Crossing coordinates
C. Preset hubs
D. Offset hubs
The first priority for underground C. Locate existing ground utilities
excavation in any developed area is?
137
A. Notify all owners
B. Notify Sunshine
C. Locate existing ground utilities
D. Site preparation and material
layout
,When excavating asphalt always A. 1.7
allow a swell factor of _____ ?
138
A. 1.7
B. 1.5
C. 1.0
D. 0.5
The fast pumping of ground water B. A deep angle of depression
will cause?
196
A. A shallow angle of depression
B. A deep angle of depression
C. A cone of depression
D. Cave in
When calculating the force of a ram, B. Oil
multiply the area of the piston by the
pressure of the _____ ? 143
A. Sheep
B. Oil
C. Hydraulic force exertion
D. Resistance
A backhoe is best when working C. 70
within what percent of its maximum
digging depth? 150
A. 50
B. 60
C. 70
D. 80
,A. A slope of 0.38% equals how A. 250 x 0.38% x 12 = 11.4
many inches of slope in 250 feet?
118/119
A. 11.4
B. 95.0
C. 7.9
D. 0.9
Doubling the pipe diameter of a clay B. 4
pipe increases carrying capacity how
many times? 219
A. 2
B. 4
C. 6
D. 8
A common test used to determine if D. Mandrel
a pipe has flattened or deflected
under backfill and compaction is the 248
_____ test.
A. Mandrake
B. Pull
C. Compression
D. Mandrel
The _____ test is not an acceptable C. Sniff
method for testing sewer piping.
248/249
A. Lamp
B. Water
C. Sniff
D. Air
, Testing by isolation portions of the B. Exfiltration
line and filling the manholes with
water is know as _____? 249
A. Mandrel
B. Exfiltration
C. Infiltration
D. Water
The invert elevation of a 400-foot D. 400 x .002 = .8
pipe with a fall of .002 and station 92.6 - .8 = 91.8
elevation of 92.6 is?
120
A. 399.2
B. 400.8
C. 93.4
D. 91.8
A six-foot wide sheep foot roller, .75 A. 6 x 2.5 x 8 x 16. x 83% x 0.75 = 152.2
operator skill, .83 efficiency, 12 in fill
layers compacted to 8 inch layers 192/193
requiring eight passes of the roller at
the speed of 2.5 miles per hour.
Using only the given information,
according to the Pipe and
Excavating Contracting, the
maximum number of cubic yards is
______?
A. Less than 155
B. Between 155 and 160
C. Between 160 and 165
D. More than 165
