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WorksheetsResidential Sprinklers
Total questions: 18
Worksheet time: 9mins
NFPA 13D allows for shadow areas to be permitted in the protection area of a sprinkler as long as the cumulative dry areas do not exceed _____ per sprinkler.
10 sq. ft.
15 sq. ft.
20 sq. ft.
25 sq. ft.
5 sq. ft.
Research conducted by the National Institute of Standards and Technology (NIST) has shown that home fires become deadly in as few as ______.
3 minutes
5 minutes
7 minutes
10 minutes
15 minutes
Larger homes, open spaces, increased fuel loads, void spaces, and changing building materials contribute to:
faster fire propagation
shorter time to flashover
rapid changes in fire dynamics
shorter escape times
all of the above
Residential fire sprinkler systems are designed with the primary purpose of ______.
saving property
saving water
saving lives
saving money
saving time
With residential sprinklers, ________ in the room of origin is relied upon to control the fire.
a smoke alarm
a heat detector
an ESFR sprinkler
a single sprinkler
at least 3 sprinklers
Standard commercial sprinklers were developed with the objective of protecting _______.
human people
water pressure
the building and its contents
shadow area
other mechanicals
It is critically important to install residential sprinklers_______.
according to their listing
quickly
vertically
perpendicular to the pipe
in a manner that pleases the AHJ
Store sprinklers on the job in a cool, dry place ________.
in buckets or bags
in the truck bed
in the original shipping container
in waterproof packaging
in a finished portion of the building
Escutcheons used with recessed, flush-type, or concealed sprinklers shall be ___________.
color matched to room decor
non-metallic
fire caulked after installation
part of a listed sprinkler assembly
subject to AHJ coordination
Deflectors of residential upright and pendent sprinklers shall be aligned _______ to ceilings, roofs, or the incline of stairs.
perpendicular
parallel
adjacent
physically
virtually
Sprinklers shall be installed under fixed obstructions ________.
under 4ft. wide
within 24"-38"
of any kind
over 4ft. wide
In NFPA 13D, passive purge systems serve _______ in addition to the sprinkler system.
a single toilet
a single light fixture
the AHJ
a standpipe
multiple fixtures
In NFPA 13D systems, where soffits exceed more than ______in width or projection from the wall, sprinklers shall be installed under the soffit.
8 inches
10 inches
12 inches
15 inches
18 inches
Sprinklers shall not be required in bathrooms of _____and less.
15 sq. ft.
35 sq. ft.
55 sq. ft.
25 sq. ft.
45 sq. ft.
Protective caps and straps on all upright sprinklers or on any sprinklers installed more than _____above the floor shall be permitted to be removed from sprinklers immediately following their installation.
7 ft.
10 ft.
15 ft.
8 ft.
12 ft.
Currently, only ____ states/regions require fire sprinklers in new, one- and two-family homes.
31
13
3
7
17
Which devices/components are required to be listed in an NFPA 13D system?
water supply pipe and fittings
valves
waterflow detection and notification devices
all of these
none of these
Where stored water is used as the sole source of supply, the minimum quantity shall equal the water demand rate times _____ unless permitted otherwise by 6.1.3.
5 minutes
6 minutes
8 minutes
9 minutes
10 minutes
