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1601 GRAHAM ROAD
COLLEGE STATION TEXAS 77845
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Number pages including cover sheet - 2
Fax number: 731-1500
Attention: BECKEY STOVER
Company: PLEDGER KALKOMEY
From: Butch Willis Water Wastewater Division
Phone: 979-764-3435 Fax: 979-764-3452
FLOW TEST REPORT
Nozzle size: 2.5 inch
Location: GEORGE BUSH AND ANDERSON
Flow hydrant number: J-008
Pitot reading: 75
(VPNs): 1133
Static hydrant number: J-023
Static PSI: 92
Residual PSI: 89
0 .6161
g'cURit_
BRAZOS COUNTY JP COMPLEX—PRECINCT 3
CITY OF COLLEGE STATION
PK JOB #34105-291
FIRE FLOW CALCULATION
CALCULATED FLOW
Fire Flow at hydrant J-008: ?���""�i
With 20-psi pressure at Static Hydrant J-023: %.*:" *
Q, =29.83cdD2 Pp 'STEVE :
Q, =(29.83)(0.9)(2.5)2h =1,453 gpm ,�;• �cE. ,!
)0 54
Q -Qr PS -20 '/1 . 7 yL
f Ps —P .s 1
0.54 _
Q1 =(1,453)(92-20 =8,083 gpm
92-89
Where:
Q, = residual flow at the pitot pressure (gpm)
Q f = Fire Flow (gpm)
cd = friction loss (usually 0.9 for smooth 2.5-in opening)
D = diameter of opening in inches (2.5 in most cases)
P,, = pitot pressure (psig)
= residual pressure (psig)
PS = static pressure (psig)
REOUIRED FLOW
Building Type= VB (Section 602.5 and 1505 of 2000 International Building Code)
Fire Area=4,200 square feet (Section B104.1 of 2000 International Fire Code)
Required Fire Flow= 1,750 gpm (Table B105.1 of 2000 International Fire Code)
Number of hydrants required= 1 (Table C105.1 of 2000 International Fire Code)
RESULTS
8,083 gpm available> 1,750 gpm required = OK
1 hydrants available = 1 hydrant required = OK
BRAZOS COUNTY JP COMPLEX — PRECINCT 3
CITY OF COLLEGE STATION
PK JOB NO. 34105-291
ESTIMATE OF PROBABLE COST FOR PUBLIC INFRASTRUCTURE
ITEM UNIT $/UNIT UNITS TOTAL PRICE
1 16" X 6" Tapping sleeve and EA 3 , 600 . 00 1 $ 3 , 600 . 00
gate valve and box
2 Fire Hydrant Assembly EA 2 , 200 . 00 1 $ 2 , 200 . 00
$ 5, 800.00
cwrix h
eSTEVE E. DUNCAN
83252
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WATER ESTIMATE 2005-09-02
CHAPTER 6
TYPES OF CONSTRUCTION
SECTION 601 602.4.2 Floor framing.Wood beams and girders shall be of
GENERAL sawn or glued laminated timber and shall be not less than 6
inches (152 mm) nominal in width and not less than 10
601.1 Scope.The provisions of this chapter shall control the inches(254 mm)nominal in depth.Framed sawn or glued
classification of buildings"as to type of construction. laminated timber arches,which spring from the floor line
and support floor loads,shall be not less than 8 inches(203
SECTION 602 mm)nominal in any dimension.Framed timber trusses sup-
CONSTRUCTION CLASSIFICATION porting floor loads shall have members of not less than 8
602.1 General. Buildings and structures erected or to be inches(203 mm)nominal in any dimension.
-
erected,altered or extended in height or area shall be classi-
fied in one of the five construction types defined in Sections 602.43 Roof framing.Wood-framed or glued laminated-
602.2 through 6025.The building elements shall have a fire arches for roof construction,which spring from the floor
resistance rating not less than that specified in Table 601 and line or from grade and do not support floor loads shall
exterior walls shall have a fire-resistance rating not less than have members not less than 6 inches(152 trim)nominal in
that specified in Table 602. width and have less than 8 inches (203 mm) nominal in
depth for the lower half of the height and not less than 6
602.1.1 Minimum requirements. A building or portion • inches (152 mm) nominal in depth for the upper half.
thereof shall not be required to conform to the details of a Fumed or glued laminated arches for roof construction
type of construction higher than that type,which meets the -that spring from the top of walls or wall abutments,
minimum requirements based on occupancy even though framed timber trusses, and other roof framing, which do
certain features of such a building actually conform to a not support floor loads,shall have members not less than
higher type of construction. - 4 inches (102 mm) nominal in width and not less than 6
inches(152 mm)nominal in depth.Spaced members may
602.2 Types I and II.Types I and II construction are those be composed of two or more pieces not less than 3 inches
types of construction in which the building elements listed in (76 min) nominal in thickness where blocked solidly
Table 601 are of noncombustible materials. throughout their intervening spaces or where spaces are
tightly closed by a continuous wood cover plate of not less
6023 Type III. Type III construction is that type of con- than 2 inches(51 mm)nominal in thickness secured to the
struction in which the exterior walls are of noncombustible underside of the members. Splice plates shall be not less
materials and the interior building elements are of any mate- than 3 inches (76 mm) nominal in thickness.Where pro-
rial permitted by this code.Fire-retardant-treated wood fram- tected by approved automatic sprinklers under the roof
ing complying with Section 2303.2 shall be permitted within deck,framing members shall be not less than 3 inches(76
exterior wall assemblies of a 2-hour rating or less. mm) nominal in width.
602.4 Type IV.Type IV construction(Heavy Timber,HT)
that type of construction in which the exterior walls are of 6022.4.4 Floors.Floors shall be without concealed spaces.
noncombustible materials and the interior building elements « floors shall be of sawn or glued laminated planks,
are of solid or laminated wood without concealed spaces.The splined,or tongue-and-groove,of not less than 3 inches(76
details of Type IV construction shall comply with the provimm
-
)nominal in thickness covered with 1-inch(25.4 mm)
sions of this section. Fire-retardant-treated wood framing nominal dimension tongue-and-groove flooring, laid
complying with Section 2303.2 shall be permitted within crosswise or diagonally, or 0.5-inch (12.7 mm) particle
exterior wall assemblies with a 2-hour rating or less. board or planks not less than 4 inches (102 mm) nominal
in width set on edge close together and well spiked and
602.4.1 Columns.Wood columns shall be sawn or glued covered with 1 inch(25.4 mm),nominal,dimension floor-
laminated and shall not be less than 8 inches (203 mm), ing or 1/2-inch(12.7 mm)wood structural panel or 03-inch
nominal, in any dimension where supporting floor loads (12.7 mm)particle board.The lumber shall be laid so that
and not less than 6 inches(152 mm)nominal in width and no continuous line of joints will occur except at points of
not less than 8 inches (203 mm) nominal in depth where support.Floors shall not extend closer than 05 inch(12.7
supporting roof and ceiling loads only.Columns shall be mm)to walls.Such 0.5-inch(12.7 mm)space shall be cov-
continuous or superimposed and connected in an ered by a molding fastened to the wall and so arranged that
approved manner. • • it .will not obstruct the swelling or shrinkage-move
602.4.5-603.1 TYPES OF CONSTRUCTION
ments of the floor.Corbeling of masonry walls under the 4. Roof coverings that have an A,B or C classification.
floor may be used in place of molding. 5. Interior floor finish and interior finish, trim and mill-
602.45 Roofs.Roofs shall be without concealed spaces and work such as doors,door frames, window sashes and
wood roof decks shall be sawn or glued laminated,splined or frames.
tongue-and-groove plank, not less than 2 inches (51 .rnm) 6. Where not installed over 15 feet (4572 mm) above
thick,l t/s(32 mm)-inch-thick wood structural panel(exteri- grade,show windows, nailing or furring strips,wood-
or glue),or of planks not less than 3 inches(76 mm)nominal en bulkheads below show windows, their frames,
wide, set on edge close together and laid as required for aprons and show cases.
floors. Other types of decking may be used if providing
7. Finish flooring applied directly to the floor slab or to
equivalent fire resistance and structural properties.
wood sleepers that are firestopped in accordance with
602.4.6 Partitions. Partitions shall be of solid wood con- Section 716.2.7.
sanction formed by not less than two layers of 1-inch (25
8. Partitions dividing portions of stores,offices or similar
mm)matched boards or laminated construction 4 inches(100 - places occupied by one tenant only and which do not
mm)thick,or of 1-hour fire-resistance-rated construction. establish a corridor serving an occupant load of 30 or
602.4.7 Exterior structural members.Where a horizon- ` - more may be constructed of fire-retardant-treated
tal separation of 20 feet(6096 mm) or more is provided, a, wood, 1-hour fire-resistive construction or of wood
wood columns and arches conforming to heavy timber panels or similar light construction up to 6 feet (1829
sizes may be used externally. mm) in height.
6025 Type V.Type V construction is that type of construe- 9. .. Platforms as permitted in Section 410.
tion in which the structural elements, exterior walls and inte- 10. Mat?ials complying with Section 602 of the
rior walls are of any materials permitted by this code. International Mechanical Code.
SECTION 603 11. Combustible exterior wall coverings,balconies,bay or
COMBUSTIBLE MATERIAL IN TYPES I - oriel windows, or similar appendages in accordance
AND II CONSTRUCTION with Chapter 14.
12. Blocking such as for handrails,millwork,cabinets,and
603.1 Allowable uses.Combustible materials are permitted_-. window and door frames.
in buildings of Type I and Type II construction in the follow-
ing applications: 13. Light-transmitting plastics as permitted by Chapter 26.
14. Mastics and caulking materials applied to provide flex-
Fire-retardant-treated wood shall be permitted in:
ible seals between components of exterior wall con-
1.1. Nonbearing partitions where the required fire-
struction.
resistance rating is 2 hours or less.
1.2. Nonbearing exterior walls where no fire rating 15. Exterior plastic veneer installed in accordance with
is required. Section 2605.2.
1.3. Roof construction as permitted in Table 601, , ,16. Nailing or furring strips as permitted by Section 803.3.
Note c,Item 3. 17. Heavy timber as permitted by Note C,Item 2,to Table
2. Thermal and acoustical insulation, other than foam 601 and Sections 602.4.7 and 1406.3.
plastics,having a flame spread index of not more than 18. Aggregates, component materials and admixtures as
25. permitted by Section 703.2.2.
Exceptions: 19. Sprayed cementitious and mineral fiber fire-resistive
1. Insulation placed between two layers of noncom- materials installed to comply with Section 1704.11.
•
bustible materials without an intervening air 20. Materials used to protect penetrations in fire-resistance-rated
space shall be allowed to have a flame spread assemblies in accordance with Section 711.
index of not more than 100.
2. Insulation installed between a finished floor and 21. Materials used to protect joints in fire-resistance-rated •
•
solid decking without intervening air space shall assemblies in accordance with Section 712. ..1
be allowed to have a flame spread index of not 22. Materials allowed in the concealed spaces of buildings •'
• more than 200. . a ._ . of Types I and II construction in accordance with
..Section 7165. `'
3. •Foam plastics hfaccordance`with Chapter 26: " f
r
t
A
TYPES OF CONSTRUCTION TABLE 601 –TABLE 602
TABLE 601
i FIRE-RESISTANCE RATING REQUIREMENTS FOR BUILDING ELEMENTS(hours)
r
-i. TYPE I TYPE II TYPE III TYPE IV TYPE V
.
BUILDING ELEMENT A B Ad I B Ad B HT —
Ad 6,
Structural framea
Including columns,girders,trusses – 3b 2b I I 0 1 0 HT I 0
Bearing walls •
Exterior' 3 2 1 0 2 2 2 1 0
Interior I 3' _ I 0 1 I0 IMT 1 0
Nonbearing walls and partitions
Exterior See Table 602
Interiors See Section 602
Floor construction
Including supporting beams 2 2 I 0 1 0 HT 1 0
and joists .
Roof construction -
Including supporting beams I t/,c lc lc Oc le 0 HT le 0
and joists
For SI: I foot=304.8 mm. -
a. The structural frame shall be considered to be the columns and the girders,bens.trusses and spandrels hating direct connections to the columns and
bracing members designed to carry gravity loads.The members of floor or roof panels which have no connection to the columns shall be considered
secondary'members and not a part of the structural frame.
b. Roof supports:Fire-resistance ratings of structural frame and bearing walls are permitted to be reduced by 1 hour where supporting a roof only.
c. I. Except in Factory-Industrial(F-I).Hazardous(Hi.Mercantile(Mi and Moderate Hazard Storage(S-1)occupancies,fire protection of structur-
al members shall not be required.including'protection of roof framing and decking where every part of the roof construction is 20 feet or more
above any floor immediately below.Fire-retardant-treated wood members shall be allowed to be used for such unprotected members.
2. In all occupancies.heavy timber shall be allowed where a 1-hour or less fire-resistance rating is required.
3. In Type I and Type II construction,fire-retardant-treated wood shall be allowed in buildings not over two stories including girders and trusses
as part of the roof construction.
d. An approved automatic sprinkler system in accordance with Section 903.3.1.1 shall be allowed to be substituted for I-hour fire-resistance-rated con-
struction,provided such system is not otherwise required by other provisions of the code or used for an allowable area increase in accordance with
Section 506.3 or an allowable height increase in accordance with Section 504.2.The 1-hour substitution for the fire resistance of exterior walls shall
not be permitted.
e. For interior nonbearing partitions in Type IV construction.also see Section 602.4.6.
• f. Not less than the fire-resistance rating based on fire separation distance(see Table 602.1
TABLE 602
FIRE-RESISTANCE RATING REQUIREMENTS FOR EXTERIOR WALLS BASED ON FIRE SEPARATION DISTANCEa
FIRE
SEPARATION
DISTANCE TYPE OF • GROUP GROUP F-1, GROUP A,B,E,
(feet) CONSTRUCTION H M,S-1 F-2,I,Rb;S-2,U
<5c . All 3 2 1
5 I-A 3 2 1
< 10 - Others 2 1 1
2 10 I-A,I-B 2 1 I
< 30 * II-B,V-B I 0 0
Others I 1 1
30 All 0 . 0 0
For SI: 1 foot=304.8 mm. • •
a. Load-bearing exterior walls shall also comply with the fire-resistance rating requirements of Table 601.
b. Group R-3 and Group U when used as accessory to Group R-3,as applicable in Section 101.2 shall not be required to have a fire-resistance rating where
fire separation distance is 3 feet or more.
c. See Section 503.2 for party walls.
ti ti
4. '1" 6
1503-1505.1 ROOF ASSEMBLIES AND ROOFTOP STRUCTURES
SECTION 1503 15043 Wind resistance of nonballasted roofs.Roof cover-
WEATHER PROTECTION ings installed on roofs in accordance with Section 1507 that
are mechanically attached or adhered to the roof deck shall
1503.1 General.Roof decks shall be covered with approved be designed to resist the design wind load pressures for
roof coverings secured to the building or structure in accor- cladding in Chapter 16.
dance with the provisions of this chapter. Roof coverings
shall be designed, installed and maintained in accordance 1504.3.1 Other roof systems. Roof systems with built-
with this code and the approved manufacturer's installation up, modified bitumen, fully adhered or mechanically
instructions such that the roof covering shall serve to protect attached single-ply through fastened metal panel roof sys
the building or structure.
terns. and other types of membrane roof coverings shall
1503.2 Flashing.Flashing shall be installed in such a man- also be tested in accordance with FM 4450,FM 4470.UL
ner as to prevent moisture entering the wall through the joints 580 or UL 1897.
in the coping.through moisture-permeable material,at inter-
sections with the roof plane or at parapet wall penetrations. • -15043.2 Metal panel roof systems.Metal panel roof sys-
tems through fastened or standing seam shall be tested in
1503.2.1 Locations.Flashing shall be installed at wall and s accordance with UL 580 or ASTM E 1592.
roof intersections;at gutters;wherever there is a change in =
roof slope or direction; and around roof openings.Where 1564.4 Ballasted low-slope roof systems. Ballasted low-
flashing is of metal,the metal shall be corrosion resistant slope (roof slope < 2:12) single ply roof system coverings
with a thickness of not less than 0.019 inch (No.26 gal installed in accordance with Section 1507 shall be designed
vanized sheet). in accordance with ANSURMA/SPRI RP-4.
15033 Coping. Parapet walls shall be properly coped with
noncombustible, weatherproof materials of a width no less 15045 Physical properties.Roof coverings installed on low
than the thickness of the parapet wall. slope roofs (roof slope < 2:12) in accordance with Section
• 1507 shall demonstrate physical integrity over the working
[P] 1503.4 Roof drainage. Design and installation of roof life of the roof based upon 2,000 hours of exposure to accel-
drainage systems shall comply with the International erated weathering tests conducted in accordance with ASTM
Plumbing Code. --- G23,ASTM G16 or ASTM G53.Those roof coverings that
are subject to cyclical flexural response due to wind loads
1503.4.1 Gutters.Gutters and leaders placed on the out- shall not demonstrate any significant loss of tensile strength
side of buildings, other than Group R-3 as applicable in for unreinforced membranes or breaking strength for rein
Section 101 2, private garages, and buildings of Type V forced membranes when tested as herein required.
construction, shall be of noncombustible material or a
minimum of Schedule 40 plastic pipe.
1504.6 Impact resistance.Roof coverings installed on low-
15033 Roof ventilation. Intake and exhaust vents shall be slope roofs (roof slope < 2:12) in accordance with Section
provided in accordance with Section 1202.2 and the manu- 1507 shall resist impact damage based on the results of tests
facturer's installation instructions. conducted in accordance with ASTM D 3746. ASTM D
4272,CGSB 37-GP-52M or FM 4470.
SECTION 1504
PERFORMANCE REQUIREMENTS SECTION 1505
FIRE CLASSIFICATION
1504.1 Wind resistance of roofs.Roof decks and roof cov-
erings shall be designed for wind loads in accordance with 1505.1 General. Roof assemblies shall be divided into the
Chapter 16 and Sections 1504.2, 1504.3 and 1504.4. classes defined below.Class A,B and C roof assemblies and
Exception: Asphalt shingles shall be connected to the roof coverings required to be listed by this section shall be
roof deck in accordance with Section 1507.2. tested in accordance with ASTM E 108 or UL 790.In addi-
tion.fire-retardant-treated wood roof coverings shall be test-
1504.2 Wind resistance of clay and concrete tile.Clay and ed in accordance with ASTM D 2898. The minimum roof
concrete tile roof coverings shall be connected to the roof coverings installed on buildings shall comply with Table
deck in accordance with Chapter 16. 1505.1 based on the type of construction of the building.
2000i JNTFRNATIONAI PUILDINO CODE®
•
Appendix B
FIRE-FLOW REQUIREMENTS FOR BUILDINGS
SECTION B101 B104.3 Type IA and Type IB construction.The fire area of
GENERAL " buildings constructed of Type IA and Type IB construction
B101.1 Scope. The procedure for determining fire-flow re-
shall be the area of the three largest successive floors.
quirements for buildings or portions of buildings hereafter con-
structed
on Fire area for open parkins garages shall be de-
termined ed shall be in accordance with this appendix. This Exception:ed by the area of the largest floor.
appendix does not apply to structures other than buildings.
SECTION B105
FIRE-FLOW REQUIREMENTS FOR BUILDINGS
SECTION 8102B105.1 One- and two-family dwellings. The minimum fire
DEFINITIONS - flow requirements for one-and two-family dwellings having a
B 102.1 Definitions.For the purpose of this appendix,certain fire area which does not exceed 3,600 square feet(344 m2)shall
terms are defined as follows: - be 1,000 gallons per minute(3785 L/min).Fire flow and flow
duration for dwellings having a fire area in excess of 3,600
FIRE AREA.The floor area,in square feet,used to determine square feet(344 m2)shall not be less than that specified in Table
the required fire flow. B 105.1.
•
FIRE FLOSS.The flow rate of a water supply,measured at 20 Exception:A reduction in required fire flow of 50 percent,
pounds per square inch(psi)(138 kPa)residual pressure,that is as approved, is allowed where the building is equipped
available for fire fighting. throughout with an approved automatic sprinkler system in
accordance with Chapter 9 of the International Fire Code.
B 105.2 Buildings other than one-and two-family dwellings.
SECTION B103 The minimum fire flow and flow duration for buildings other
MODIFICATIONS than one-and two-family dwellings shall be as specified in Ta-
B103.1 Decreases.The fire chief is authorized to reduce the
ble B105.1.
fire-flow requirements for isolated buildings or a group of Exception:A reduction in required fire flow of up to 75 per-
buildings in rural areas or small communities where theeevel- cent,asapproved,is allowed when the building is provided
opment of full fire-flow requirements is impractical. with an approved automatic sprinkler system installed in ac-
cordance with Section 903.3.1.1 or 903.3.1.2 of the Interna-
B103.2Increases.The fire chief is authorized to increase the tional Fire Code. The resulting fire flow shall not be less
fire-flow requirements where conditions indicate an unusual than 1,500 gallons per minute(5678 Umin.).
susceptibility to group fires or conflagrations.An increase shall
not be more than twice that required for the building under con-
sideration.
B103.3 Areas without water supply systems. For informa-
tion regarding water supplies for fire-fighting purposes in rural
and suburban areas in which adequate and reliable water supply
systems do not exist, the code official is authorized to utilize
NFPA 1231 or the IFCI Urban Wildland Interface Code.
�Ir SECTION B104
yf FIRE AREA
B 104.1 General.The fire area shall be the total floor area of all
floor levels within the exterior walls,and under the horizontal
projections of the roof of a building used to protect storage or
use areas,except as modified in Sections B 104.2 and 8104.3.
•
B 104.2 Area separation.Portions of buildings which are sepa-
rated by fire walls without openings constructed in accordance
• with the International Building Code are allowed to be consid-
ered as separate fire areas.
•
*OWN nITCquATU11NAI RAF t"ODFO �5T
•
ROOF ASSEMBLIES AND ROOFTOP STRUCTURES TABLE 1505.1 —1507.1
_ TABLE 1505.1a,b 1505.6.1 Fire-retardant-treated shingles and shakes.
MINIMUM ROOF COVERING CLASSIFICATION Fire-retardant-treated wood shakes and shingles shall be
FOR TYPES OF CONSTRUCTION treated by impregnation with chemicals by the full-cell
IA IB I HA IIB IIIA IIIB IV VA VB vacuum-pressure process,in accordance with AWPA Cl.
Each bundle shall be marked to identify the manufactured
B B I B CC B CC B B • CC unit and the manufacturer. and shall also be labeled to
For SI: 1 foot=304.8 mm. 1 square foot=0.0939 m'. identify the classification of the material in accordance
a. Unless otherwise required in accordance with the Urban Wildland with the testing required in Section 1505.6(Class B or C),
Interface Code or due to the location of the building within a fire district
in accordance with Appendix D. the treating company and the quality control agency.
b Nonclassified roof coverings shall be permitted on buildings of Group R-
3 as applicable in Section 1011 and U occupancies.where there is a min- 1505.7 Special purpose roofs.Special purpose wood shingle
imum fire-separation distance of 6 feet measured from the leading edge or wood shake roofing shall conform with the grading and
of the roof.
c. Buildings that are not more than two stories in height and having not application requirements of Section •1507.8 or 1507.9. In
more than 6.000 square feet of projected roof area and where there is a addition, an underlayment of 0.625 inch (15.9 mm)Type X
minimum 10-foot fire-separation distance from the leading edge of the _ water-resistant gypsum backing board or gypsum sheathing
roof to a lot line on all sides of the building.except for street fronts or
public ways,shall be permitted to have roofs of No.1 cedar or redwood shall be placed under minimum nominal 0S-inch-thick(12.7
shakes and No. I shingles constructed in accordance with Section. mm)wood structural panel solid sheathing or 1-inch(25 mm)
1505.6. nominal spaced sheathing. __ -
1505.2 Class A roof assemblies.Class A roof assemblies are " SECTION 1506
those that are effective against severe fire test exposure. MATERIALS
Class A roof assemblies and roof coverings shall be listed and
identified as Class A by an approved testing agency.Class A 150611 Scope.The requirements set forth in this section shall
roof assemblies shall be permitted for use in buildings or apply to the application of roof covering materials specified
structures of all types of construction. herein. Roof coverings shall be applied in accordance with
this chapter and the manufacturer's installation instructions.
Exception:Class A roof assemblies include those with cover-
ings of brick,masonry,slate,clay or concrete roof tile,exposed Installation of roof coverings shall comply with the applica
concrete roof deck,ferrous or copper shingles or sheets. ble provisions of Section 1507.
15053 Class B roof assemblies.Class B roof assemblies-are15062 Compatibility of materials. Roofs and roof coverings
those that are effective against moderate fire-test exposure. shall be of materials that are compatible with each other and
Class B roof assemblies and roof coverings shall be listed with the building or structure to which the materials are applied.
and identified as Class B by an approved testing agency.
15063 Material specifications and physical characteris-
Exception: Class B roof assemblies include those with tics.Roof covering materials shall conform to the applicable
coverings of metal sheets and shingles. standards listed in this chapter. In the absence of applicable
standards or where materials are of questionable suitability,
1505.4 Class C roof assemblies.Class C roof assemblies are testing by an approved testing agency shall be required by the
those that are effective against light fire-test exposure.Class building official to determine the character,quality and limi-
C roof assemblies and roof coverings shall be listed and Aden. tations of application of the materials.
tilted as Class C by an approved testing agency.
1506.4 Product identification. Roof covering materials
15053 Nonclassified roofing. Nonclassified roofing is shall be delivered in packages bearing the manufacturer's
approved material that is not listed as a Class A,Class B or identifying marks and approved testing agency labels
Class C roof covering. required in accordance with Section 1505.Bulk shipments of
materials shall be accompanied with the same information
1505.6 Wood shingles and shakes.When testing wood shin- issued in the form of a certificate or on a bill of lading by the
gles and shakes in accordance with ASTM E 108 and ASTM manufacturer.
D 2898(including Method A and B of the rain test),the fire
tests shall include the intermittent flame test,spread of flame SECTION 1507
test,burning brand test and flying brand test.Additionally,at REQUIREMENTS FOR ROOF COVERINGS
the conclusion of the rain test,test panels shall be subjected
to the intermittent flame test, burning brand test and flying 1507.1 Scope.Roof coverings shall be applied in accordance
brand test.Shakes and shingles shall also be subjected to the with the applicable provisions of this section and the manu-
weathering test as specified in UL 790. facturer's Installation instructions. ..
277
APPENDIX 8 h. ..-FLOW REQUIREMENTS FOR BUILDINGS
TABLE B105.1
MINIMUM REQUIRED FIRE FLOW AND FLOW DURATION FOR BUILDINGS
FIRE AREA(square feet) FIRE FLOW FLOW
Type IA and 18' Type IIA and 111A' Type IV and V-A' Type 118 and IIIB' ype V-8' (gallons per minute)b DURATION(hours)
0-22,700 0-12.700 0-8,200 0-5.900 0-3.600 1,500
--3 22,701-30,200 12,701-17,000 8,201-10,900 . 5.901-7,900 3,601-4.800 1,750 <--'---
I30,201-38.700 17,001-21.800 .10.901-12,900 7,901-9,800 4.801-6.200 2,000 _
I 38.701-48.300 21,801-24,200 12.901-17,400 9.801-12,600 6.201-7.700 2.250
43.301-59,000 I 24,201-33.200 17.401-21.300 12.601-15.400 7,701-9,400 2.500 _
•
59.001-70.900 I 33.201-39.700 21.301-25.500 15.401-18.400 I 9.401-11.300 I 2.750
70.901-83.700 I 39,701-47,100 25.501-30.100 18.401-21.800 I 11.301-13.400 3.000
83,701-97.700 47,101-54.900 30.101-35.200 21,801-25.900 13.401-15,600 3.250
97,701-112.700 54.901-63,400 35,201-40,600 25.901-29,300 15,601-18.000 3.500 3
112,701-128,700 63.401-72,400 40.601-46.400 29.301-33,500 18.001-20.600 3.750
128.701-145,900 72,401-82,100 46,401-52,500 33,501-37.900 20,601-23.300 4,000
i
145,901-164,200 82.101-92,400 52.501-59,100 37,901-42,700 23301-26.300 4.250 __ -
164.201-183,400 92.401-103,100 59,101-66,000 42,701'-47,700 26,301-29,300 4.500 .
' 183,401-203,700 103.101-114400 66,001-73,300 47.701-53.000 29301-32.600 4,750
203.701-225,200 114401-126,700 73,301-81,100 53.001-58.600 32.601-36,000 5.000
225.201-247,700 126,701-139.400 81.101-89,200 580601-65,400 36,001-39,600 5,250
247,701-271,200 139,401-152.600 89.201-97,700 65,401-70,600 39.601-43.400 5.500 _
271,201-295.900 152.601-166,500 97,701-106.500 70,601-77,000 43,401-47,400 5.750
295,901-Greater 166,501-Greater 106,501-115,800 77,001-83.700 47,401-51,500 6.000 4
- - 115,801-125,500 83.701-90.600 51.501-55,700 6,250 _
- - 125.501-135,500 90.601-97.900 55.701-60.200 6.500
- - 135.501-145,800 97,901-106300 60.201-64,800 6.750
- - 145.801-156,700 106.801-113.200 64.801-69,600 7.000
- - 156.701-167,900 113.201-121,300 69,601-74.600 7.250 _
- - 167.901-179,400 121,301-129400 74.601-79.800 7,500
- - 179.401-191,400 129.601-138.300 79,801-85.100 7.750
- - 191,401-Greater 138.301-Greater 85,101-Greater __ 8.000
For SI: l square foot=0.0929 m2, I gallon per minute=3.785 Um. 1 pound per square inch=6.895 kPa.
a. Types of construction are based on the International Building Code.
b. Measured at 20 psi.
•
•
358 ?nnn INTFRAie'tn*rat rine r•nnre , -
y
:fit..
x',
. Appendix C
t•'.
FIRE HYDRANT LOCATIONS AND DISTRIBUTION
SECTION C101- SECTION C104
GENERAL CONSIDERATION OF EXISTING FIRE HYDRANTS
C101.1 Scope. Fire hydrants shall be provided in accordance C 104.1 Existing fire hydrants.Existing fire hydrants on pub-
with this appendix for the protection of buildings.or portions cf l:c streets are allowed to be considered as available. Existin
buildings.hereafter constructed. tire hydrants on adjacent properties shall not be considered
available unless fire apparatus access roads extend between
properties and easements are established to prevent obstruction
• SECTION C102 of such roads.
LOCATION
C102.1 Fire hydrant locations. Fire hydrants shall be pro-
vided along required fire apparatus access roads and adjacent SECTION C105
public streets. •
DISTRIBUTION OF FIRE HYDRANTS
SECTION C103 C105.1 Hydrant spacing. The average spacing between fire
NUMBER OF FIRE HYDRANTS hydrants shall not exceed that listed in Table C105.1.
C103.1 Fire hydrants available.The minimum number of fire Exception: The fire chief is authorized to accept a deli-
hydrants available to a building shall not be less than that listed ciency of up to 10 percent where existing fire hydrants pro-
in Table C105.1. The number of fire hydrants available to a vide all or a portion of the required fire hydrant service.
complex or subdivision shall not be less than that determined
by spacing requirements listed in Table C 105.1 when applied to Regardless of the average spacing, fire hydrants shall be lo-
fire apparatus access roads and perimeter public streets from Gated such that all points on streets and access roads adjacent to
- which fire operations could be conducted. a building are within the distances listed in Table C105.1.
TABLE C105.1
NUMBER AND DISTRIBUTION OF FIRE HYDRANTS
AVERAGE SPACING MAXIMUM DISTANCE FROM
FIRE-FLOW REOUIREMENT MINIMUMNUNUMBER BETWEEN(He HYDRANTS'.b'` ANY
et) ROPOINT
NT O SOTRAEET
ORROAD
(9Pm) OF
�--� 1.750 or less 1 500 250
2.000-2.250 2
450 225
2.500 3 450 225
3.000
3 400 225
3.500-4.000 4 350 210
4,500-5.000 5 i 300 180
• 5,500 6 300 180
6.000 6 250 • 150
3 6,500-7.000 7 250 150
3
7.500 or more 8 or moree 200 120
For SI: I foot=304.8 mm,1 gallon per minute=3.785 Urn.
• a. Reduce by 100 feet for dead-end streets or roads.
b. Where streets are provided with median dividers which can be crossed by fire fighters pulling hose lines,or where arterial streets are provided with four or more
t` traffic lanes and have a traffic count of more than 30,000 vehicles per day,hydrant spacing shall average 500 feet on each side of the street and be arranged on an al-
1ternating basis up to a fire-flow requirement of 7,000 gallons per minute and 400 feet for higher fire-flow requirements.
c. Where new water mains are extended along streets where hydrants are not needed for protection of structures or similar fire problems,fire hydrants shall be pro-
vided at spacing not to exceed 1.000 feet to provide for transportation hazards.
s' t°"
d. Reduce by 50 feet for dead-end streets or roads.
e. One hydrant for each 1.000 gallons per minute or fraction thereof. •
.4 a. ,�