Transcript International Building Code.

Builder’s and Contractors
Luncheon
Department of Development Services
Planning, Building Inspections and Economic
Development
Aimee Bissett, Director
Munal Mauladad, Deputy Director
2012 Building Codes:
The Major Changes
 Permit
Technicians: Glenda, Angela,
Brittany, Michelle, Nikole
 Plans
Examiners: Emily, Janelle, Amber,
Carl, Carrie, Ramie, Michelle
 Building
Inspectors: Chris, Billy, Danny,
Jackie, Tom W., Tom S., Richard, Norma
 Building
Official: Rodney
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2012 International Building Code (IBC)
2012 International Residential Code (IRC)
2012 International Plumbing Code (IPC)
2012 International Mechanical Code (IMC)
2012 International Fuel Gas Code (IFGC)
2012 International Fire Code (IFC)
*2012 International Energy Conservation Code
(IECC) with new Amendments In effect
North Central Texas
Council of Governments (NCTCOG)
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16 Local Counties
Building & Residential Board
Energy & Green Board
Electrical Board
Fire Board
Plumbing & Mechanical Board
** Denotes COG Amendments
**Section 202 definitions
ASSISTED LIVING FACILITIES. A building or
part thereof housing persons, on a 24-hour
basis, who because of age, mental disability
or other reasons, live in a supervised
residential environment which provides
personal care services. The occupants are
capable of responding to an emergency
situation without physical assistance from
staff.
**Section 406.8; add a second paragraph to
read as follows:
This occupancy shall also include garages
involved in minor repair, modification and
servicing of motor vehicles for items such as
lube changes, inspections, windshield repair
or replacement, shocks, minor part
replacement and other such minor repairs.
422.2 Separation
Ambulatory Care Facilities where the potential
for four or more care recipients are to be
incapable of self preservation at any time …,
shall be separated from adjacent spaces,
corridors or tenants with a fire partition
installed in accordance with Section 708.
2012 International Building Code
424.1 Children’s play structures.
Children’s play structures installed inside all
occupancies covered by this code that exceed
10 feet in height and 150 square feet in area
shall comply with Section 424.2 through
424.5.
2012 International Building Code
509 Incidental Uses
509.4 Separation and protection
The incidental uses listed in Table 509 shall
be separated from the remainder of the
building or equipped with an automatic
sprinkler system, or both, in accordance with
the provisions of that table.
2012 International Building Code
701.2 Multiple use fire assemblies
Fire assemblies that serve multiple purposes
in a building shall comply with all of the
requirements that are applicable for each of
the individual fire assemblies.
2012 International Building Code
703.4 Automatic sprinklers.
Under the prescriptive fire resistance requirements of the
International Building Code, the fire resistance rating of a
building element, component or assembly shall be
established without the use of automatic sprinklers or any
other fire suppression system being incorporated as part of
the assembly tested in accordance with the fire exposure,
procedures, and acceptance criteria specified in ASTM E 119
or UL 263. However, this section shall not prohibit or limit the
duties and powers of the building official allowed by Sections
104.10 and 104.11.
**Chapter 9; Fire Protection Systems refer to
the 2012 International Fire Code as amended
by the City of Denton – City Fire Prevention
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except for :
sections 909 Smoke Control Systems
section 910 Smoke and Heat Vents
**Section 910.1; change Exception 2 to read as
follows:
[F] 2. Where areas of buildings are equipped
with early suppression fast-response (ESFR)
sprinklers, automatic only manual smoke and
heat vents shall not be required within these
areas. Automatic smoke and heat vents are
prohibited.
** Section 910.2 Where required to read as
follows:
[F] {Text unchanged}……Sections 910.2.1 and
through 910.2.2 4
**Add subsections 910.2.3 with exceptions to read as follows:
[F] 910.2.3 Group H. Buildings and portions thereof used as a Group H
occupancy as follows:
1. In occupancies classified as Group H-2 or H-3, any of which are more
than 15,000 square feet (1394 m2) in single floor area.
Exception: Buildings of noncombustible construction containing only
noncombustible materials.
2. In areas of buildings in Group H used for storing Class 2, 3, and 4
liquid and solid oxidizers, Class 1 and unclassified detonable organic
peroxides, Class 3 and 4 unstable (reactive) materials, or Class 2 or 3
water-reactive materials as required for a high-hazard commodity
classification.
Exception: Buildings of noncombustible construction containing only
noncombustible materials.
**Section 1008.1.9.4; amend exceptions 3 and 4
as follows:
Exceptions:
3. Where a pair of doors serves an occupant load
of less than 50 persons in a Group B, F, M or S
occupancy. {Remainder unchanged}
4. Where a pair of doors serves a Group A, B, F, M
or S occupancy. {Remainder unchanged}
**Section 1008.1.9.9; Code Change and amendment
1008.1.9.9 Electromagnetically locked egress doors. Doors
in the means of egress in buildings with an occupancy in
Groups A, B, E, I-1, I-2, M, R-1 and R-2 and doors to
tenant spaces in Group A, B, E, I-1, I-2, M, R-1 and R-2
shall be permitted to be electronically locked if equipped
with listed hardware that incorporates a built in switch and
incorporates the requirements below….
3. Operation of the listed hardware directly interrupts the
power to the magnetic lock and unlocks the door
immediately….
5. Where panic or fire exit hardware is required by Section
1008.1.10, operation of the listed panic or fire exit
hardware automatically releases the electromagnetic lock.
1009/1010/202 Interior stairways and ramps.
202 Definitions:
Exit Access Ramp. An interior exit ramp that is not a required interior exit
ramp.
Exit Access Stairway. An interior exit stairway that is not a required interior
exit stairway.
1009 Stairways.
1009.1 thru 1009.3. Entire section re-written to include provisions for exit
access stairways.
1010 Ramps.
Various sections modified to add requirements for exit access ramps.
1011.2 Floor-level exit signs in group R-1
Where exit signs are required in Group R-1
occupancies by Section 1011.1, additional low-level
exit signs shall be provided in all areas serving guest
rooms in group R-1 occupancies and shall comply
with Section 1011.5
The bottom of the sign shall not be less than 10
inches or more than 12 inches above the floor level.
The sign shall be flush mounted to the door or wall.
Where mounted on the wall, the edge of the sign shall
be within 4 inches of the door frame on the latch
side.
2012 International Building Code
Section 1013 Guards
1013.3 Height. Required guards shall not be less than 42 inches
high vertically as follows….
Exceptions:
1. For occupancies in Group R-3 not more than three stories above
grade in height and within individual dwelling units in
occupancies in Group R-2 not more than three stories above
grade in height with a separate means of egress, required guards
shall not be less than 36 inches in height measured vertically
above the adjacent walking surfaces or adjacent fixed seating.
2. For occupancies in Group R-3 and within individual dwelling
units in occupancies in Group R-2, guards on open sides of
stairs shall have a height not less than 34 inches measured
vertically from a line connecting the leading edge of the treads.
2012 International Building Code
1013.8 Window Sills.
In Occupancy Groups R-2, where the opening of the
sill portion of an operable window is located more than
72 inches above the finished grade or other surface
below, the lowest part of the clear opening of the
window shall be at a height not less than 36 inches
above the finished floor of the room in which the
window is located. Operable sections of windows shall
not permit openings that allow the passage of a 4
inch- diameter sphere where such openings are
located within 36 inches of the finished floor.
2012 International Building Code
**Section 1016; add new section 1016.2.2 to read as
follows:
1016.2.2 Group F-1 and S-1 increase. The maximum exit
access travel distance shall be 400 feet (122 m) in Group
F-1 or S-1 occupancies where all of the following are met:
1. The portion of the building classified as Group F-1 or S-1
is limited to one story in height;
2. The minimum height from the finished floor to the bottom
of the ceiling or roof slab or deck is 24 feet (7315 mm);
and
3. The building is equipped throughout with an automatic
fire sprinkler system in accordance with Section 903.3.1.1.
1021Number of Exits and Exit Configuration.
Entire section was re-written to include Exit
Access Stairway and Ramp provisions as well
as clarify when exits can serve only a portion
of a story and not the entire story.
1022 Interior Exit Stairways and Ramps
Entire section was re-written to include Exit
Access Stairway and Ramp provisions.
*Section 1026.6; amend exception 4 to read as
follows:
Exceptions: {Exceptions 1 through 3
unchanged}
4. Separation from the interior open-ended
corridors of the building… {remaining text
unchanged}
**Section 1029.1; amend to read as follows:
1029.1 General. In addition to the means of egress required
by this chapter, provisions shall be made for emergency
escape and rescue openings in Group R and I-1 Group R-2
occupancies in accordance with Tables 1021.2(1) and
1021.2(2) and Group R-3 occupancies. {Remainder
unchanged}
Exceptions:
{Exceptions 1 through 3 unchanged.}
4. In other than Group R-3 occupancies, buildings equipped
throughout with an approved automatic sprinkler system in
accordance with Section 903.3.1.1 or 903.3.1.2.
1203 Ventilation
1203.1 General.
Now requires that all dwelling units must be
provided with mechanical ventilation due to
required air tightness in the International
Energy Conservation Code.
1208.3 Room Area. (added exception)
Exeption:
Kitchens are not required to be of a minimum
floor area.
**Table 2902.1; change footnote f to read as follows:
f. Drinking fountains are not required in M
Occupancies with an occupant load of 100 or less,
B Occupancies with an occupant load of 25 or less,
and for dining and/or drinking establishments.
**Section 3401.6 5 Alternative Compliance.
Work performed in accordance with the
International Existing Building Code shall be
deemed to comply with the provisions of this
chapter with prior approval from the Building
Official.
**Section 3401.5 6 Dangerous Conditions.
{Remainder unchanged.}
**Section R202; change definition of
"Townhouse" to read as follows:
TOWNHOUSE. A single-family dwelling unit
constructed in a group of three or more
attached units separated by property lines in
which each unit extends from foundation to
roof and with a yard or public way on at least
two sides.
**Section R302.5.1; change to read as follows:
R302.5.1 Opening protection. Openings from a private garage
directly into a room used for sleeping purposes shall not be
permitted. Other openings between the garage and residence
shall be equipped with solid wood doors not less than 13/8
inches (35 mm) in thickness, solid or honeycomb core steel
doors not less than 1 3/8 inches (35 mm) thick, or 20-minute
fire-rated doors equipped with a self-closing device.
Pull down ladders installed in the ceiling of an attached
garage, where the garage attic is open to the attic of the
house, shall have a minimum 20 minute fire rating or have an
approved covering of fire retardant materials.
R303 Light, Ventilation and Healting
Mechanical ventilation now required for all
One or Two-Family dwelling units due to air
tightness requirements of the 2012
International Energy Conservation Code. (See
Section M1507.3 for requirements)
Section R401.2. Requirements. {existing text
unchanged} …
Every foundation and/or footing greater than
400 square feet, or any size addition to an
existing post-tension foundation, regulated
by this code shall be designed and sealed by
a Texas-registered engineer.
R602.10 Braced Wall Lines and Braced Wall
Panels
Section re-written and modified with a new
provision for Simplified Wall Bracing (Section
602.12)
R1005.7 Factory-built chimney offsets.
Where a factory-built chimney assembly
incorporates offsets, no part of the chimney
shall be at an angle of more than 30 degrees
from vertical at any point in the assembly and
the chimney assembly shall not include more
than four elbows.
M1502.4.2 Duct installation.
Exhaust ducts shall be supported at intervals not to exceed 12 feet (3658 mm)
and shall be secured in place. The insert end of the duct shall extend into the
adjoining duct or fitting in the direction of airflow. Exhaust duct joints shall be
sealed in accordance with Section M1601.4.1 and shall be mechanically fastened.
Ducts shall not be joined with screws or similar fasteners that protrude more than
1/ inch (3.2 mm) into the inside of the duct.
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M1502.4.4 Duct length.
The maximum allowable exhaust duct length shall be determined by one of the
methods specified in Section M1502.4.4.1 or M1502.4.4.2.
M1502.4.4.1 Specified length.
The maximum length of the exhaust duct shall be 35 feet (10 668 mm) from the
connection to the transition duct from the dryer to the outlet terminal. Where
fittings are used, the maximum length of the exhaust duct shall be reduced in
accordance with Table M1502.4.4.1. The maximum length of the exhaust duct
does not include the transition duct.
**M1503.4 Makeup Air Required
Amend and add exception as follows:
M1503.4 Makeup air required. Exhaust hood systems capable of
exhausting in excess of 400 cubic feet per minute (0.19 m3/s) shall be
provided with makeup air at a rate approximately equal to the difference
between the exhaust air rate and 400 cubic feet per minute. Such
makeup air systems shall be equipped with a means of closure and shall
be automatically controlled to start and operate simultaneously with the
exhaust system.
Exception: Where all appliances in the house are of sealed combustion,
power-vent, unvented, or electric, the exhaust hood system shall be
permitted to exhaust up to 600 cubic feet per minute (0.28 m3/s)
without providing makeup air. Exhaust hood systems capable of
exhausting in excess of 600 cubic feet per minute (0.28 m3/s) shall be
provided with a makeup air at a rate approximately equal to the
difference between the exhaust air rate and 600 cubic feet per minute.
G2419.4 (408.4) Sediment trap.
Where a sediment trap is not incorporated as part of the
appliance, a sediment trap shall be installed downstream
of the appliance shutoff valve as close to the inlet of the
appliance as practical. The sediment trap shall be either a
tee fitting having a capped nipple of any length installed
vertically in the bottommost opening of the tee as
illustrated in Figure G2419.4 or other device approved as
an effective sediment trap. Illuminating appliances,
ranges, clothes dryers, decorative vented appliances for
installation in vented fireplaces, gas fireplaces, and
outdoor grills need not be so equipped.
P2503.5.1 Rough plumbing.
DWV systems shall be tested on completion
of the rough piping installation by water or
for piping systems other than plastic, by air
with no evidence of leakage. Either test shall
be applied to the drainage system in its
entirety or in sections after rough piping has
been installed, as follows:…
P3103.5 Location of vent terminal.
An open vent terminal from a drainage
system shall not be located less than 4 feet
(1219 mm) directly beneath any door,
openable window, or other air intake opening
of the building or of an adjacent building, nor
shall any such vent terminal be within 10 feet
(3048 mm) horizontally of such an opening
unless it is not less than 3 feet (increased
from 2 feet) (914 mm) above the top of such
opening.
306.5 Equipment and appliances on roofs or elevated
structures.
Where equipment requiring access or appliances are
located on an elevated structure or the roof of a building
such that personnel will have to climb higher than 16 feet
(4877 mm) above grade to access such equipment or
appliances, an interior or exterior means of access shall be
provided. Such access shall not require climbing over
obstructions greater than 30 inches (762 mm) in height or
walking on roofs having a slope greater than 4 units
vertical in 12 units horizontal (33-percent slope). Such
access shall not require the use of portable ladders. Where
access involves climbing over parapet walls, the height
shall be measured to the top of the parapet wall.
TABLE 403.3 MINIMUM VENTILATION RATES
Footnotes:…
h. For nail salons, each nail station shall be
provided with a source capture system
capable of exhausting not less than 50 cfm
per station.
506.3.7 Prevention of grease accumulation in grease ducts.
Duct systems serving a Type I hood shall be constructed and installed so that grease cannot
collect in any portion thereof, and the system shall slope not less than one-fourth unit vertical
in 12 units horizontal (2-percent slope) toward the hood or toward a grease reservoir designed
and installed in accordance with Section 506.3.7.1. Where horizontal ducts exceed 75 feet (22
860 mm) in length, the slope shall be not less than one unit vertical in 12 units horizontal (8.3
percent slope).
506.3.7.1 Grease reservoirs.
Grease reservoirs shall:
1.
Be constructed as required for the grease duct they serve.
2.
Be located on the bottom of the horizontal duct or the bottommost section of the duct riser.
3.
Have a length and width of not less than 12 inches (305 mm). Where the grease duct is less
than 12 inches (305 mm) in a dimension, the reservoir shall be not more than 2 inches (51
mm) smaller than the duct in that dimension.
4.
Have a depth of not less than 1 inch (25.4 mm).
5.
Have a bottom that is sloped to a point for drainage.
6.
Be provided with a cleanout opening constructed in accordance with Section 506.3.8 and
installed to provide direct access to the reservoir. The cleanout opening shall be located on
a side or on top of the duct so as to permit cleaning of the reservoir.
7.
Be installed in accordance with the manufacturer’s instructions where manufactured devices
are utilized.
928.1 General.
Evaporative cooling equipment shall:
1.
2.
3.
4.
5.
Be installed in accordance with the manufacturer’s
instructions.
Be installed on level platforms in accordance with
Section 304.10.
Have openings in exterior walls or roofs flashed in
accordance with the International Building Code.
Be provided with potable water backflow protection in
accordance with Section 608 of the International
Plumbing Code.
Have air intake opening locations in accordance with
Section 401.4.
TABLE 403.1 MINIMUM NUMBER OF REQUIRED
PLUMBING FIXTURESa
g. For business and mercantile occupancies
with an occupant load of 15 or fewer, service
sinks shall not be required.
403.2 Separate facilities.
Where plumbing fixtures are required, separate facilities shall be
provided for each sex.
Exceptions:
1. Separate facilities shall not be required for dwelling units and sleeping
units.
2. Separate facilities shall not be required in structures or tenant spaces
with a total occupant load, including both employees and customers, of
15 or fewer.
3. Separate facilities shall not be required in mercantile occupancies in
which the maximum occupant load is 100 or fewer.
403.2.1 Family or assisted-use toilet facilities serving as separate facilities.
Where a building or tenant space requires a separate toilet facility for
each sex and each toilet facility is required to have only one water
closet, two family/assisted-use toilet facilities shall be permitted to
serve as the required separate facilities. Family or assisted- use toilet
facilities shall not be required to be identified for exclusive use by either
sex as required by Section 403.4.
607.1.1 Temperature limiting means.
A thermostat control for a water heater shall
not serve as the temperature limiting means
for the purposes of complying with the
requirements of this code for maximum
allowable hot or tempered water delivery
temperature at fixtures.
607.2 Hot or tempered water supply to fixtures.
The developed length of hot or tempered water
piping, from the source of hot water to the
fixtures that require hot or tempered water, shall
not exceed 50 feet (reduced from 100 feet) (15
240 mm). Recirculating system piping and heattraced piping shall be considered to be sources
of hot or tempered water.
1003.3.1 Grease interceptors and automatic grease removal devices
required.
A grease interceptor or automatic grease removal device shall be
required to receive the drainage from fixtures and equipment with
grease-laden waste located in food preparation areas, such as in
restaurants, hotel kitchens, hospitals, school kitchens, bars, factory
cafeterias and clubs. Fixtures and equipment shall include pot sinks,
prerinse sinks; soup kettles or similar devices; wok stations; floor drains
or sinks into which kettles are drained; automatic hood wash units and
dishwashers without prerinse sinks. Grease interceptors and automatic
grease removal devices shall receive waste only from fixtures and
equipment that allow fats, oils or grease to be discharged. Where lack of
space or other constraints prevent the installation or replacement of a
grease interceptor, one or more grease interceptors shall be permitted
to be installed on or above the floor and upstream of an existing grease
interceptor.
“1509-0001”
Permits whose number begin with
1509- or larger will be under the
2012 Codes
◦ E-Trakit
 Apply for Permit, See Plan Review Notes, Pay
Permit Fees, Schedule Inspections, See Inspection
Comments
◦ Projectdox
 Submit Plans for Review, Check Plan Review
Comments, Print out City Reviewed Plans