Page 65 - 2018_Complete_14_Collection (1)_Neat

DEFINITIONS

Periodic special inspection. Special inspection by the [F] STANDPIPE, TYPES OF. Standpipe types are as fol-
special inspector who is intermittently present where the lows:
work to be inspected has been or is being performed. Automatic dry. A dry standpipe system, normally filled
[BS] SPECIAL INSPECTOR. A qualified person with pressurized air, that is arranged through the use of a
employed or retained by an approved agency and approved device, such as dry pipe valve, to admit water into the sys-
by the building official as having the competence necessary tem piping automatically upon the opening of a hose
to inspect a particular type of construction requiring special valve. The water supply for an automatic dry standpipe
inspection. system shall be capable of supplying the system demand.
[BS] SPECIAL STRUCTURAL WALL. See Section Automatic wet. A wet standpipe system that has a water
1905.1.1. supply that is capable of supplying the system demand
automatically.
[BS] SPECIFIED COMPRESSIVE STRENGTH OF
MASONRY, f´ . Minimum compressive strength, expressed Manual dry. A dry standpipe system that does not have a
m
as force per unit of net cross-sectional area, required of the permanent water supply attached to the system. Manual
masonry used in construction by the approved construction dry standpipe systems require water from a fire depart-
documents, and upon which the project design is based. ment pumper to be pumped into the system through the
Whenever the quantity f´ is under the radical sign, the square fire department connection in order to meet the system
m
root of numerical value only is intended and the result has demand.
units of pounds per square inch (psi) (MPa). Manual wet. A wet standpipe system connected to a water
[BF] SPLICE. The result of a factory and/or field method of supply for the purpose of maintaining water within the
joining or connecting two or more lengths of a fire-resistant system but does not have a water supply capable of deliv-
joint system into a continuous entity. ering the system demand attached to the system. Manual-
wet standpipe systems require water from a fire depart-
SPORT ACTIVITY, AREA OF. See “Area of sport activ-
ity.” ment pumper (or the like) to be pumped into the system in
order to meet the system demand.
[F] SPRAY ROOM. A room designed to accommodate
spraying operations. Semiautomatic dry. A dry standpipe system that is
arranged through the use of a device, such as a deluge
[BF] SPRAYED FIRE-RESISTANT MATERIALS. valve, to admit water into the system piping upon activa-
Cementitious or fibrous materials that are sprayed to provide tion of a remote control device located at a hose connec-
fire-resistant protection of the substrates. tion. A remote control activation device shall be provided
[BG] STAGE. A space within a building utilized for enter- at each hose connection. The water supply for a semiauto-
tainment or presentations, which includes overhead hanging matic dry standpipe system shall be capable of supplying
curtains, drops, scenery or stage effects other than lighting the system demand.
and sound. [F] STANDPIPE SYSTEM, CLASSES OF. Standpipe
[BE] STAIR. A change in elevation, consisting of one or classes are as follows:
more risers. Class I system. A system providing 2 / -inch (64 mm)
1
2
[BE] STAIRWAY. One or more flights of stairs, either exte- hose connections to supply water for use by fire depart-
rior or interior, with the necessary landings and platforms ments and those trained in handling heavy fire streams.
connecting them, to form a continuous and uninterrupted pas- Class II system. A system providing 1 / -inch (38 mm)
1
2
sage from one level to another. hose stations to supply water for use primarily by the
STAIRWAY, EXIT ACCESS. See “Exit access stairway.” building occupants or by the fire department during initial
response.
STAIRWAY, EXTERIOR EXIT. See “Exterior exit stair-
1
way.” Class III system. A system providing 1 / -inch (38 mm)
2
hose stations to supply water for use by building occu-
STAIRWAY, INTERIOR EXIT. See “Interior exit stair- pants and 2 / -inch (64 mm) hose connections to supply a
1
way.” larger volume of water for use by fire departments and
2
STAIRWAY, SCISSOR. See “Scissor stairway.” those trained in handling heavy fire streams.
[BE] STAIRWAY, SPIRAL. A stairway having a closed [BS] START OF CONSTRUCTION. The date of permit
circular form in its plan view with uniform section-shaped issuance for new construction and substantial improvements
treads attached to and radiating from a minimum-diameter to existing structures, provided the actual start of construc-
supporting column. tion, repair, reconstruction, rehabilitation, addition, place-
[F] STANDBY POWER SYSTEM. A source of automatic ment or other improvement is within 180 days after the date
electric power of a required capacity and duration to operate of issuance. The actual start of construction means the first
required building, hazardous materials or ventilation systems placement of permanent construction of a building (including
in the event of a failure of the primary power. Standby power a manufactured home) on a site, such as the pouring of a slab
systems are required for electrical loads where interruption of or footings, installation of pilings or construction of columns.
the primary power could create hazards or hamper rescue or Permanent construction does not include land preparation
fire-fighting operations. (such as clearing, excavation, grading or filling), the installa-

38 2018 INTERNATIONAL BUILDING CODE ®
Copyrighted © 2017 by, or licensed to, ICC (ALL RIGHTS RESERVED); licensed to UL, LLC pursuant to License Agreement with ICC. No further reproductions authorized or distribution authorized.
ANY UNAUTHROIZED REPRODUCTION OR DISTRIBUTION IS A VIOLATION OF THE FEDERAL COPYRIGHT ACT AND THE LICENSE AGREEMENT; AND SUBJECT TO CIVIL AND CRIMINAL PENALTIES THEREUNDER.