Virginia Heavy Highway Batch 1 Exam Questions & Answers 100% Correct
Virginia Heavy Highway Batch 1 Exam Questions
& Answers 100% Correct
What lay of cable is less likely to kink and is easier to handle - ✔-Regular Lay
What lay of cable has increased resistance to abrasion - ✔-Lang lay
________ is down stream and _________ is upstream - ✔-Backpressure is down stream and
backsiphon is upstream
What is used to prevent water from flowing back into a main - ✔-Backflow preventer
Rebar placement is typically what multiple of the thickness - ✔-3
This is used to slow the water speed and improve control - ✔-Rip Rap
Ductile Iron is also referred to as - ✔-Cast
Before excavating, what should be done about the unmarked utilities? - ✔-Contact notification center,
marking by color, then dig
What is the minimum compacted soil around a communication line - ✔-12"
What is the minimum space utilized (width) of a 24" pipe in a ground - ✔-12" + 24" + 12" = 48"
What is the minimum required burial distance from the top of a rail to an underground conduit system?
- ✔-5.5 feet
What is the minimum dimension of a circular manhole? - ✔-26"
What is the minimum size of a rectangular manhole lid? - ✔-26"xwhatever
What is the clearance between a 7500 volt phase to phase cable and a communication cable in a joint
uplift manhole? - ✔-6 inches
What ASTM standard is used for piping, pipe fitting and tubing of a low-pressure storage tank - ✔-
ASTM A333
What is the maximum distance an employee can be from an egress in a trench? - ✔-25'. Note that
means ladders can be 50' apart
How much can a shoring box be undercut? (maximum) - ✔-2 feet
What method is not an approved method? - ✔-Sand cone
The inner cone of a neutral welding flame has what temperature range? - ✔-5500-6000F
How far should oxy acetanne and gas be stored apart - ✔-20 feet
How much bearing upon a foundation should a concrete side form have? - ✔-Full bearing
Virginia Heavy Highway Batch 1 Exam Questions & Answers 100% Correct
Virginia Heavy Highway Batch 1 Exam Questions
& Answers 100% Correct
What lay of cable is less likely to kink and is easier to handle - ✔-Regular Lay
What lay of cable has increased resistance to abrasion - ✔-Lang lay
________ is down stream and _________ is upstream - ✔-Backpressure is down stream and
backsiphon is upstream
What is used to prevent water from flowing back into a main - ✔-Backflow preventer
Rebar placement is typically what multiple of the thickness - ✔-3
This is used to slow the water speed and improve control - ✔-Rip Rap
Ductile Iron is also referred to as - ✔-Cast
Before excavating, what should be done about the unmarked utilities? - ✔-Contact notification center,
marking by color, then dig
What is the minimum compacted soil around a communication line - ✔-12"
What is the minimum space utilized (width) of a 24" pipe in a ground - ✔-12" + 24" + 12" = 48"
What is the minimum required burial distance from the top of a rail to an underground conduit system?
- ✔-5.5 feet
What is the minimum dimension of a circular manhole? - ✔-26"
What is the minimum size of a rectangular manhole lid? - ✔-26"xwhatever
What is the clearance between a 7500 volt phase to phase cable and a communication cable in a joint
uplift manhole? - ✔-6 inches
What ASTM standard is used for piping, pipe fitting and tubing of a low-pressure storage tank - ✔-
ASTM A333
What is the maximum distance an employee can be from an egress in a trench? - ✔-25'. Note that
means ladders can be 50' apart
How much can a shoring box be undercut? (maximum) - ✔-2 feet
What method is not an approved method? - ✔-Sand cone
The inner cone of a neutral welding flame has what temperature range? - ✔-5500-6000F
How far should oxy acetanne and gas be stored apart - ✔-20 feet
How much bearing upon a foundation should a concrete side form have? - ✔-Full bearing
Virginia Heavy Highway Batch 1 Exam Questions & Answers 100% Correct
