KY HAVOC JOURNEYING TEST EXAM WITH
100% CORRECT ANSWERS
Fire dampers are not required at penetrations of shafts where
the steel exhaust subducts extend at least _______ vertically
in exhaust shafts provided that there is a continuous airflow
upward to the outdoors:
a: 25 inches
b: 22 inches
c: 32 inches
d: 28 inches - answer-b: 22 inches
Refer: IMC Code 607.5.5 Exp 1.1
Liquid adhesive coatings used on air filters for air
conditioning or heating systems shall have a flash point not
lower than _______ :
a: 200°F
b: 250°F
c: 350°F
d: 325°F - answer-d: 325°F
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Refer: IMC Code 605.1
Connectors shall connect to a chimney flue at a point not less
than ______ above the lowest portion of the interior of the
chimney flue:
a: 10 inches
b: 12 inches
c: 16 inches
d: 14 inches - answer-b: 12 inches
Refer: IMC Code 801.12
Liquids having flash points at or above 100°F (38°C) and
below 140°F (60°C) comes under ________ combustible
liquid:
a: Class I
b: Class II
c: Class IIIA
d: Class IIIB - answer-b: Class II
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Where located adjacent to walkways, the vertical termination
of mechanical draft systems shall be not less than ______
above the level of the walkway:
a: 7 feet
b: 5 feet
c: 3 feet
d: 4 feet - answer-a: 7 feet
Refer: IMC Code 804.3.5.1
Commercial kitchen Grease duct systems serving a Type I
hood shall be designed and installed to provide an air velocity
within the duct system of not less than ______ feet per
minute:
a: 1000
b: 500
c: 400
d: 250 - answer-b: 500
Refer: IMC Code 506.3.4
The minimum openable area to the outdoors shall be ____ of
the floor area being naturally ventilated:
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a: 6%
b: 8%
c: 4%
d: 2% - answer-c: 4%
Refer: IMC Code 504.7
Underground Ducts shall have a minimum slope of _______
per foot to allow drainage to a point provided with access:
a: 1/2 inch
b: 1/6 inch
c: 1/4 inch
d: 1/8 inch - answer-d: 1/8 inch
Refer: IMC Code 603.8.1
Masonry chimney flues shall be provided with a cleanout
opening having a minimum height of ______ :
a: 6 inches
b: 12 inches
c: 8 inches
d: 10 inches - answer-a: 6 inches