FULL NHIE EXAM PRACTICE FINAL PAPER
2026 COMPLETE QUESTIONS WITH
CORRECT ANSWERS GRADED A+
⩥ Horizontal waste pipe should slope ____ inch per foot. Answer: 1/4"
per foot if < 3 inch pipe.
1/8" per foot if > or = to 3 inch pipe
⩥ Drip screed. Answer: Also called weep screed.
Used at the base/bottom of stucco walls to release moisture.
⩥ Pressure Vacuum Breaker (PVB). Answer: Used for Backflow
Prevention.
Lawn Irrigation systems: installed vertically 6 to 12 inches above
highest outlet/emitter and before the irrigation system valves.
⩥ Lintel. Answer: L shaped steel installed to support brick veneer above
openings such as windows and doors.
Should bear on 6 inches or greater of the supporting veneer.
Rusted lintels may expand and cause cracks around openings.
⩥ Guardrail for decks and patios. Answer: A deck 30" above grade
requires a guardrail.
,Required if deck is > or = to 30 inches above grade.
Balusters and openings should not exceed 4 inches in diameter.
Rail height must be > or = to 36 inches from deck.
⩥ Minimum overlap on vertically installed fiber cement siding. Answer:
1 1/4 inches overlap, and blind nailing recommended
⩥ Distance required between wall cladding and roof covering
materials?. Answer: 1" to 2" (1 inch minimum, some local code is 2")
⩥ What is the concern with a Double sided key lock deadbolt. Answer:
All means of egress (escape), must be operable from the inside without
special knowledge or tools. A keyed lock is a danger.
⩥ Fiberglass shingle roof that is 5 years old is losing granular and
cupping. Attic insulation and venting is adequate. What is the most
reasonable explanation?. Answer: Improper installation. Sealing strip or
nailing was not done properly.
⩥ What is the last part to fail in a slate roof system?. Answer: The slate
itself. Flashings eventually wear out, but long before the slate.
⩥ Metal roof has minor rust in spots. What is the corrective action?.
Answer: Removing the rust, priming and painting.
,⩥ What type of flashing is found on a gable edge?. Answer: Rake edge
or edge flashing. A gable Edge is called a rake.
⩥ Which construction framing provides fire blocking?. Answer: a
platform-framed structure
⩥ The Bottom chords of trusses were cut to fit other construction. What
is the recommendation?. Answer: Recommend a structural engineer .
⩥ What purpose does a barometric damper serve?. Answer: To control
the draft
⩥ Water is dripping from discharge piping coming from a hydronic
heating system. What is most likely the cause?. Answer: A leak
⩥ Masonry Chimney is required to be _____ inches from wood framing
in the attic?. Answer: 2"
⩥ When new insulation is placed directly over old in the attic, what is
the correct way to place / handle Kraft paper on new insulation?.
Answer: Score or remove the vapor paper
, ⩥ What two structural components would be tied together with
hurricane ties?. Answer: Truss/rafter to the top of walls
⩥ What type of piping is used for a pool circulation system?. Answer:
Schedule 40 PVC
⩥ Does the main water supply shutoff have to be above grade, below
grade, or accessible?. Answer: Accessible ?
⩥ Distance between interior electrical receptacles?. Answer: 12'
⩥ A wood burning furnace should be how far away from combustibles.
Answer: 18"
⩥ Dishwasher drain line is installed where in reference to the trap?.
Answer: Above
⩥ stairs, staircase tread depth. Answer: Tread depth should be a
minimum of 10 inches. 11 inches if there is no nosing.
The difference between any two riser heights, treads or nosing in a flight
of stairs should be no more than 3/8ths of an inch
⩥ Staircase Nosing projection. Answer: Nosing should project between
3/4th inch and 1 1/4th inch
2026 COMPLETE QUESTIONS WITH
CORRECT ANSWERS GRADED A+
⩥ Horizontal waste pipe should slope ____ inch per foot. Answer: 1/4"
per foot if < 3 inch pipe.
1/8" per foot if > or = to 3 inch pipe
⩥ Drip screed. Answer: Also called weep screed.
Used at the base/bottom of stucco walls to release moisture.
⩥ Pressure Vacuum Breaker (PVB). Answer: Used for Backflow
Prevention.
Lawn Irrigation systems: installed vertically 6 to 12 inches above
highest outlet/emitter and before the irrigation system valves.
⩥ Lintel. Answer: L shaped steel installed to support brick veneer above
openings such as windows and doors.
Should bear on 6 inches or greater of the supporting veneer.
Rusted lintels may expand and cause cracks around openings.
⩥ Guardrail for decks and patios. Answer: A deck 30" above grade
requires a guardrail.
,Required if deck is > or = to 30 inches above grade.
Balusters and openings should not exceed 4 inches in diameter.
Rail height must be > or = to 36 inches from deck.
⩥ Minimum overlap on vertically installed fiber cement siding. Answer:
1 1/4 inches overlap, and blind nailing recommended
⩥ Distance required between wall cladding and roof covering
materials?. Answer: 1" to 2" (1 inch minimum, some local code is 2")
⩥ What is the concern with a Double sided key lock deadbolt. Answer:
All means of egress (escape), must be operable from the inside without
special knowledge or tools. A keyed lock is a danger.
⩥ Fiberglass shingle roof that is 5 years old is losing granular and
cupping. Attic insulation and venting is adequate. What is the most
reasonable explanation?. Answer: Improper installation. Sealing strip or
nailing was not done properly.
⩥ What is the last part to fail in a slate roof system?. Answer: The slate
itself. Flashings eventually wear out, but long before the slate.
⩥ Metal roof has minor rust in spots. What is the corrective action?.
Answer: Removing the rust, priming and painting.
,⩥ What type of flashing is found on a gable edge?. Answer: Rake edge
or edge flashing. A gable Edge is called a rake.
⩥ Which construction framing provides fire blocking?. Answer: a
platform-framed structure
⩥ The Bottom chords of trusses were cut to fit other construction. What
is the recommendation?. Answer: Recommend a structural engineer .
⩥ What purpose does a barometric damper serve?. Answer: To control
the draft
⩥ Water is dripping from discharge piping coming from a hydronic
heating system. What is most likely the cause?. Answer: A leak
⩥ Masonry Chimney is required to be _____ inches from wood framing
in the attic?. Answer: 2"
⩥ When new insulation is placed directly over old in the attic, what is
the correct way to place / handle Kraft paper on new insulation?.
Answer: Score or remove the vapor paper
, ⩥ What two structural components would be tied together with
hurricane ties?. Answer: Truss/rafter to the top of walls
⩥ What type of piping is used for a pool circulation system?. Answer:
Schedule 40 PVC
⩥ Does the main water supply shutoff have to be above grade, below
grade, or accessible?. Answer: Accessible ?
⩥ Distance between interior electrical receptacles?. Answer: 12'
⩥ A wood burning furnace should be how far away from combustibles.
Answer: 18"
⩥ Dishwasher drain line is installed where in reference to the trap?.
Answer: Above
⩥ stairs, staircase tread depth. Answer: Tread depth should be a
minimum of 10 inches. 11 inches if there is no nosing.
The difference between any two riser heights, treads or nosing in a flight
of stairs should be no more than 3/8ths of an inch
⩥ Staircase Nosing projection. Answer: Nosing should project between
3/4th inch and 1 1/4th inch
