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NICET LEVEL 1 – WATER BASED LAYOUT VERSION 2 EXAM LATEST
2026-2027 ACTUAL EXAM WITH COMPLETE QUESTIONS AND
CORRECT DETAILED ANSWERS (100% VERIFIED ANSWERS)
|ALREADY GRADED A+| ||PROFESSOR VERIFIED|| ||BRANDNEW!!!||
What is the air pressure for a dry pipe system? - ANSWER-20 psi
in excess of the calculated trip pressure of the dry pipe valve. -
NFPA 13 (8.2.6.7)
When must main drain tests be conducted? - ANSWER-Annually
and after repairs - NFPA 25
What is the max distance between supports for 1" steel pipe? -
ANSWER-12 feet - NFPA 13 (Table 17.4.2.1(a))
What type of standpipe system has water in the piping at all times
and requires no pump? - ANSWER-Automatic wet
What is the required sprinkler coverage per head for light hazard
occupancy? - ANSWER-225 sq ft - NFPA 13 (Table 10.2.4.2.1(a))
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What is the minimum design area for hydraulic calculation in a
wet-pipe system in an ordinary hazard group 1 area? - ANSWER-
1,500 sq ft - NFPA 13 (Table 28.2.4.7.2)
What does a water motor gong indicate? - ANSWER-Water is
moving through the system. A sprinkler has been activated. -
NFPA 13 (7.7.1.1)
Sprinklers shall be located a minimum of ______ inches from a
wall. - ANSWER-4 inches (100mm) - NFPA 13 (10.2.5.3)
What is the purpose of a pressure reducing valve? - ANSWER-
Reduces built-up pressure - NFPA 13 (8.16.1.2.3)
What is the function of an inspector's test connection? -
ANSWER-Verifies alarm operation - NFPA 25 (13.5.1.2)
What is the maximum height allowed for a hose valve on a
standpipe? - ANSWER-3.5 to 5 feet - NFPA 14 (7.3.1.1)
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What does "ordinary hazard group 2" typically include? -
ANSWER-Manufacturing/laundry/garages - NFPA 13 (4.3.3.2)
How far can a sprinkler be from an obstruction on the ceiling? -
ANSWER-18 inches - NFPA 13 (10.2.7.3)
What is the density for a light hazard design area? - ANSWER-
0.10 gpm/sq ft for 1,500sqft area - NFPA 13 (Table 19.2.3.1.1)
What is the typical activation temperature for an ordinary
temperature sprinkler? - ANSWER-155°F - NFPA 13 (7.2.4.1)
What is the minimum clearance between pipe and ceiling? -
ANSWER-1 inch - NFPA 13
Hangers shall be designed to support ______ times the weight of
water-filled pipe PLUS _______ pounds... - ANSWER-Hangers
shall be designed to support FIVE (5) times the weight of water-
filled pipe PLUS 250 pounds... NFPA 13 (17.1.2)
NICET LEVEL 1 – WATER BASED LAYOUT VERSION 2 EXAM LATEST
2026-2027 ACTUAL EXAM WITH COMPLETE QUESTIONS AND
CORRECT DETAILED ANSWERS (100% VERIFIED ANSWERS)
|ALREADY GRADED A+| ||PROFESSOR VERIFIED|| ||BRANDNEW!!!||
What is the air pressure for a dry pipe system? - ANSWER-20 psi
in excess of the calculated trip pressure of the dry pipe valve. -
NFPA 13 (8.2.6.7)
When must main drain tests be conducted? - ANSWER-Annually
and after repairs - NFPA 25
What is the max distance between supports for 1" steel pipe? -
ANSWER-12 feet - NFPA 13 (Table 17.4.2.1(a))
What type of standpipe system has water in the piping at all times
and requires no pump? - ANSWER-Automatic wet
What is the required sprinkler coverage per head for light hazard
occupancy? - ANSWER-225 sq ft - NFPA 13 (Table 10.2.4.2.1(a))
,2|Page
What is the minimum design area for hydraulic calculation in a
wet-pipe system in an ordinary hazard group 1 area? - ANSWER-
1,500 sq ft - NFPA 13 (Table 28.2.4.7.2)
What does a water motor gong indicate? - ANSWER-Water is
moving through the system. A sprinkler has been activated. -
NFPA 13 (7.7.1.1)
Sprinklers shall be located a minimum of ______ inches from a
wall. - ANSWER-4 inches (100mm) - NFPA 13 (10.2.5.3)
What is the purpose of a pressure reducing valve? - ANSWER-
Reduces built-up pressure - NFPA 13 (8.16.1.2.3)
What is the function of an inspector's test connection? -
ANSWER-Verifies alarm operation - NFPA 25 (13.5.1.2)
What is the maximum height allowed for a hose valve on a
standpipe? - ANSWER-3.5 to 5 feet - NFPA 14 (7.3.1.1)
, 3|Page
What does "ordinary hazard group 2" typically include? -
ANSWER-Manufacturing/laundry/garages - NFPA 13 (4.3.3.2)
How far can a sprinkler be from an obstruction on the ceiling? -
ANSWER-18 inches - NFPA 13 (10.2.7.3)
What is the density for a light hazard design area? - ANSWER-
0.10 gpm/sq ft for 1,500sqft area - NFPA 13 (Table 19.2.3.1.1)
What is the typical activation temperature for an ordinary
temperature sprinkler? - ANSWER-155°F - NFPA 13 (7.2.4.1)
What is the minimum clearance between pipe and ceiling? -
ANSWER-1 inch - NFPA 13
Hangers shall be designed to support ______ times the weight of
water-filled pipe PLUS _______ pounds... - ANSWER-Hangers
shall be designed to support FIVE (5) times the weight of water-
filled pipe PLUS 250 pounds... NFPA 13 (17.1.2)
