HomeMy WebLinkAboutBLD1991-00678DIVISION 1: GENERAL REQUIREMENTS
CONTRACTOR ACCESS AND CONSTRUCTION STORAGE AREA AS DETERMINED BY THE
CONTRACTOR PRIOR TO START OF CONSTRUCTION. MAINTAIN ORDERLY CONSTRUCTION
STORAGE AND BUILDING AREA FREE OF ALL FIRE AND SAFETY HAZARDS. THE DRAWINGS
INDICATE THE GENERAL SCOPE OF WORK. SIMILAR OR REPEATED ITEMS OR DETAILS NOT
SHOWN SHALL BE INCLUDED AS REQUIRED TO COMPLETE THE WORK ANY DISCREPANCIES
OR OMISSIONS IN THE DRAWINGS SHALL BE REPORTED TO THE ARCHITECT BY THE
CONTRACTOR FOR CLARIFICATIONS AND FOR RESOLUTION PRIOR TO PROCEEDING WITH THE
WORK, OTHERWISE, THE CONTRACTOR SHALL BE SOLELY RESPONSIBLE FOR THE COST OF
ANY NECESSARY REMEDIAL WORK WRITTEN DIMENSIONS SHALL HAVE PRECEDENCE OVER
SCALED DIMENSIONS. ALL WORK TO CONFORM TO 1988 UNIFORM BUILDING CODE, UNLESS
NOTED OTHERWISE, TO ALL APPLICABLE MECHANICAL AND ELECTRICAL CODES, AND
ENERGY CODES.
DIVISION 2: SITE WORK
CLEARING AND GRADING SHALL CONFORM TO LOCAL REQUIREMENTS, AND SHALL BE
CONDUCTED SUCH THAT EROSION OF SOILS AND VEGETATIVE LOSSES ARE MINIMIZED.
CAREFULLY PROTECT ALL EXISTING FOLIAGE AND TREES DURING CONSTRUCTION.
ALL FOOTINGS SHALL BEAR ON FIRM, UNDISTURBED SOIL. THE BOTTOM OF ALL WALL AND
COLUMN FOOTINGS SHALL EXTEND INTO I'-&" MIN. INTO UNDISTURBED ORIGINAL SOIL.
NO FOOTING SHALL REST ON FILL MATERIAL. NO FOOTING SHALL BE PLACED HIGHER
THAN 2 HORIZONTAL TO I VERTICAL SLOPE FROM ANY EXCAVATION FOUNDATION DESIGN
IS BASED UPON AN ASSUMED AVERAGE SOIL BEARING VALUE OF 2000 PSI UNLESS NOTED
OTHERWISE.
SURFACE WATER TO BE DIRECTED AWAY FROM THE BUILDING AS PER SEC. 2905(f), ISM
UB.C.
ALL FILLS TO BE COMPACTED TO A MIN. 50% OF MAX. DENSITY AS PER U.B.G. 10-1,
IN -PLACE DENSITY TO BE DETERMINED IN ACCORDANCE w/ UB.C. STANDARD 10-2, 10-
3, 10-4, OR 10-5, SECTION 10101eJ.
THE FACE OF CUT AND FILLS TO BE PREPARED AND MAINTAINED TO CONTROL EROSION,
SECTION 1013, UB.C. '88.
DIVISION 3: CONCRETE
MINIMUM CONCRETE COMPRESSIVE STRENGTH: 2000 PSI a 28 DAYS.
CONCRETE RATIOS: FOOTING AND FOUNDATION WALLS: 5 SACKS/CU.YD.
SLABS: 4 SACKS/CU.YD.
WATER/CONCRETE RATIOS CONFORM TO TABLE 26-A, U.B.C.
ALL CONCRETE REINFORCING STEEL SHALL BE DEFORMED, GRADE 60 BARS.
MINIMUM REINFORCING IN ISOLATED SPREAD FOOTING SHALL BE TWO (2) 04
BARS EACH WAY.
UNLESS OTHERWISE APPROVED BY THE BUILDING OFFICIAL, FOUNDATION
WALLS ENCLOSING A BASEMENT BELOW FINISHED GRADE SHALL BE
DAMPPROOFED OUTSIDE BY APPROVED METHODS AND MATERIALS.
DIVISION 4: MASONRY
ALL BRICK VENEER SHALL BE ANCHORED TO WOOD FRAMING w/ MIN. 22 GAUGE
BY I" CORROSION -RESISTANT ANCHOR TIES AT MAXIMUM SPACING OF 16"
O.C. VERTICALLY AND HORIZONTALLY. ALL STONE VENEER MASONRY SHALL BE
ANCHORED TO WOOD FRAMING w/ CORROSION -RESISTANT ANCHORS, SIZED AND
SPACED PER UNIT. ALL VENEER MASONRY SHALL BE FULLY BEDDED IN TYPE
'S' MORTAR, AND PROVIDED WITH WEEP HOLES.
MASONRY FIREPLACES SHALL BE CONSTRUCTED OF CLAY BRICK OR A
COMBINATION OF CLAY BRICK AND CONCRETE MASONRY UNITS. FIREPLACE
WALL THICKNESS SHALL BE A MINIMUM OF 8" AND LINED WITH FIREBRICK
CHIMNEY WALL THICKNESS SHALL BE A MINIMUM OF 4", AND LINED WITH
FIRECLAY FLUE TILE.
MASONRY ABOVE FIREPLACE OPENINGS SHALL BE SUPPORTED BY
NONCOMBUSTIBLE LINTELS. NO COMBUSTIBLE MATERIALS SHALL BE PLACED
WITHIN 2" OF SMOKE CHAMBERS OR INTERIOR CHIMNEYS, NOR WITHIN I" OF
EXTERIOR CHIMNEYS. FLUES SHALL BE SIZED IN ACCORDANCE WITH SECTION
3104(c), UB.C. PROVIDE FIREPLACES WITH TIGHTLY FITTING FLUE
DAMPER AND 6 SQ. IN. MINIMUM OUTSIDE COMBUSTION AIR OPENING.
MASONRY CHIMNEY: %" FIRE CLAY (OR EQUAL), FLUE LINER: SECTION
3183(d) TABLE 31-8 AND FLUE AREA, TABLE 31-A UB.C.
DIVISION 5: METAL FRAMING
STRUCTURAL METAL FRAMING SHALL BE FABRICATED OF A-36 STEEL,IN
ACCORDANCE WITH AMERICAN INSTITUTE OF STEEL CONSTRUCTION STANDARDS.
GRIND ALL EXPOSED WELDED CONNECTIONS SMOOTH.
DIVISION 6: WOOD AND PLASTICS
NAIL SIZES AND SPACING TO BE DETERMINED IN ACCORDANCE WITH SECTION
2511(j) AND TABLE 25-P OF THE UB.C. NAILS CONNECTING WOOD MEMBERS
ARE TO COMPLY WITH SECTION 2510(f) AND TABLES 25-G AND 25-H FOR
LATERAL AND WITHDRAWAL STRENGTH.
LUMBER STRENGTH (UNIT IN PSI) Fv Fb E
JOISTS, RAFTERS
HEM -FIR 04 15 1150 1,400000
BEAMS, HEADERS, LINTELS, GIRDERS
4" NOMINAL DOUG-FIR 01 95 1250 1,100p00
6" NOMINAL DOUG-FIR 01 85 1300 1,600000
GLUE -LAMINATED BEAMS
2400F GOUG-FIR-LARCH 165 2400 1,100000
15" DEPTH AND LESS 165 2000 1,500,000
LOADING:
ROOF: 10 PSF DEAD LOAD + 35 PSF LIVE LOAD = 45 PSF
FLOOR: 10 PSF DEAD LOAD + 40 PSF LIVE LOAD = 50 PSF
CEILING: 5 PSF DEAD LOAD + 10 PSF LIVE LOAD • 15 PSF
DECK: 10 PSF DEAD LOAD + 60 PSF LIVE LOAD - 15 PSF
INTERIOR PARTITION: 8 PSF
EXTERIOR PARTITION: 12 PSF
ALL WOOD IN CONTACT WITH CONCRETE OR MASONRY TO BE TREATED TO
RESIST ROTTING OR OF FOUNDATION GRADE CEDAR OR REDWOOD, ALL MARKED
BY AN APPROVED AGENCY. TREATMENT SHALL CONFORM TO THE UB.C.
STANDARD NO. 25-12.
CONNECTIONS OF WOOD STRUCTURAL MEMBERS ARE TO BE STRENGTHENED WITH
APPROVED METAL TIMBER FASTENERS. INSTALLATION AND ALLOWABLE LOAD
SHALL BE SET FORTH IN THE U.B.C. STANDARD 25-I1.
HORIZONTAL AND VERTICAL DIAPHRAGMS SHEATHED WITH PLYWOOD SHALL BE
CONSTRUCTED TO RESIST FORGES NOT EXCEEDING THOSE SET FORTH IN TABLE
25-J AND 25-K OF THE UB.C.
ALL EXTERIOR WALLS AND MAIN CROSS STUD PARTITIONS ARE TO BE
THOROUGHLY BRACED BY A METHOD DESCRIBED IN SECTION 2511 93 OF THE
UB.C.
TRUSSES ARE TO BE DESIGNED BY A REGISTERED ENGINEER DRAWINGS,
DETAILS AND STRESS ANALYSES AIRE TO BEAR THE ENGINEER'S STAMP.
PRE -MANUFACTURED TRUSSES SHALL BE IDENTIFIED BY MANUFACTURER'S
STAMP.
PREFABRICATED WOOD JOISTS: "TRUS-JOIST" BRAND OR APPROVED EQUAL.
ALL MEMBERS SHALL BE DESIGNED BY THE MANUFACTURER FOR THE LOADS ON
THE DRAWINGS. (FLOOR L.L. NOT TO EXCEED SPAN/480). FRAMING DETAILS
SHOWN ARE DESIGNED TO BE COMPATIBLE WITH "TRUS-JOIST". THE
CONTRACTOR SHALL SUBMIT FRAMING DETAILS AND CALCULATIONS FOR ANY
OTHER JOIST SYSTEM REQUESTED FOR ADDITIONAL APPROVAL AT NO
ADDITIONAL COST TO THE OWNER THE CONTRACTOR SHALL PROVIDE AND
INSTALL ALL BLOCKING, STIFFENERS AND OTHER ACCESSORIES FOR
INSTALLATION CONFORMING TO THE MANUFACTURER'S RECOMMENDATIONS
PLYWOOD: APA TRADEMARKED GRADE CDX,
ROOF PLYWOOD PANEL INDEX: 32/16
FLOOR PLYWOOD PANEL INDEX: 40/20
WALL PLYWOOD PANEL INDEX: 24/0
STAGGER ENDS OF ROOF AND FLOOR SHEETS. BLOCK ALL EDGES OF WALL
SHEETS. MINIMUM NAILING (UNLESS NOTED OTHERWISE) TO BE Sd a 6" O.G.
AT EDGES, AND 12" OL. AT INTERMEDIATE SUPPORTS (ROOF AND WALLS)
AND 10" O.G. AT FLOORS. ALL NAILS TO BE COMMON. PROTECT FROM
PROLONGED EXPOSURE TO WETNESS.
GLU-LAM LUMBER COMBINATION 24F-V4 (fb•2400 PSI), INDUSTRIAL GRADE
UNLESS NOTED OTHERWISE. WRAP AND PROTECT FROM WEATHER, STORE OFF
GROUND.
DIVISION I: THERMAL AND MOISTURE PROTECTION
A GROUND COVER OF 4 MIL. (0.004") POLYETHYLENE OR EQUIVALENT,
LAPPED ONE FOOT AT EACH JOINT.
AN APPROVED VAPOR BARRIER SHALL BE INSTALLED IN ROOF DECKS, IN
ENCLOSED RAFTER SPACES WHERE CEILINGS ARE APPLIED DIRECTLY TO THE
UNDERSIDE OF ROOF RAFTERS AND AT EXTERIOR WALLS.
CRAWL SPACE AREAS SHALL BE VENTILATED BY OPENINGS IN EXTERIOR
FOUNDATION WALL. SUCH OPENING SHALL HAVE A NET AREA NOT LESS THAN
300 SQUARE FEET OF UNDER FLOOR AREA. OPENINGS SHALL BE LOCATED AS
CLOSE TO CORNERS AS PRACTICAL AND SHALL PROVIDE GROSS VENTILATION,
THE REQUIRED AREA OF SUCH OPENINGS SHALL BE APPROXIMATELY EQUALLY
DISTRIBUTED ALONG THE LENGTH OF AT LEAST TWO OPPOSITE SIDES.
ATTIC SPACES ARE TO BE VENTILATED BY OPENINGS NOT LESS THAN 1/150th
OF THE SPACE TO BE VENTILATED, EXCEPT THAT AREA MAY BE REDUCED TO
1/100th, PROVIDED THAT AT LEAST HALF OF THE OPENINGS ARE PLACED A
MINIMUM OF 36" ABOVE THE PLATE HEIGHT.
INSULATION (U VALUE ADDED) MIN.
FLAT CEILING:
VAULTED CEILING:
EXTERIOR WALL ABOVE GRADE:
EXTERIOR WALL BELOW GRADE:
FRAMED FLOORS:
SLABS la PERIMETER)-.
HOT WATER PIPE:
WATER HEATER --
DUCTS (UNHEATED SPACE)
ALL INSULATING NOT TO EXCEED RATING 25 FLAME SPREAD, SMOKE DENSITY
NOT TO EXCEED 450 IN ACCORDANCE 42-1 UB.C., '88
ALL EXTERIOR OPENINGS TO BE FLASHED AS PER SECTION 110118) UB.C.
DIVISION 8: DOORS AND WINDOWS
EGRESS IN EVERY SLEEPING ROOM SHALL HAVE A MINIMUM NET CLEAR
OPENING OF 5.1 SQUARE FEET. THE MINIMUM NET CLEAR OPENING HEIGHT
DIMENSION SHALL BE 24", THE MINIMUM NET CLEAR OPENING WIDTH
DIMENSION SHALL BE 20" AND A FINISHED SILL HEIGHT OF NOT MORE THAN
44" ABOVE THE FLOCK PER SECTION 1404 OF THE UB.C.
INFILTRATION: ALL FA-_TORY BUILT WINDOWS AND DOORS SHALL COMPLY WITH
THE FOLLOWING CRITERIA FOR MAXIMUM ALLOWABLE AIR INFILTRATION
RATES:
WINDOWS: 05 CFM/LINEAR FOOT OF OPERABLE SASH CRACK
SLIDING GLASS DOORS: 05 CFM/SQUARE FOOT OF DOOR AREA
ENTRANCE DOORS:IID CFM
NOTE: THESE STANDARDS MUST BE SUSTAINED BY TESTING TO STANDARD A81M
E 283-13.
ALL SITE AND MILLWORK SHOP BUILT WOODEN SASH ARE EXCEMPT FROM
TESTING BUT SHALL BE WEATHERSTRIPPED OR CAULKED AND MADE TIGHT.
GLAZING IN LOCATIONS SUBJECT TO HUMAN IMPACT SUCH AS GLASS IN
DOORS, GLAZING WITHIN 12" ON EITHER SIDE OF A DOOR OPENING, GLAZING
CLOSER THAN 18" TO A FLOOR SHALL BE SAFETY GLAZING CONFORMING TO
THE UB.C. STANDARD 054-2. EXCEPTIONS ARE AS OUTLINED IN SECTION
5406 OF THE UB.C.
ALL GLAZING SHALL BE DOUBLE EXCEPT FOR 1% OF THE GROSS INTERIOR MAY
BE SINGLE WHEN APPROVED BY THE BUILDING OFFICIAL FOR DECORATIVE,
SECURITY, OR UNIaUE ARCHITECTURAL FEATURES.
ALL THRESHOLDS TO BE LESS THAN P, SECTION 3304, UBL.
ALL EXTERIOR SECURITY LOCKS TO MEET SECTION 3304(c), UB.C,
DIVISION 9: FINISHES
WALLS AND CEILINGS SEPARATING GARAGE AND LIVING SPACES SHALL BE
COVERED WITH %" TYPE 'X' GYPSUM WALL BOARD ON GARAGE SIDE, GARAGE
BEAMS AND POSTS TO BE WRAPPED WITH %" TYPE 'X' G.WB.
WALLS OF TUBS OR SHOWERS SHALL BE COVERED WITH WATER-RESISTANT
G.WB,, AND A WATERPROOFED SURFACE TO A MINIMUM HEIGHT OF +12"
ABOVE ADJACENT FLOOR
ALL RAILINGS TO COMPLY WITH U.B.G. SECTION 2303.
GRAB BARS, TOWELS, PAPER DISPENSERS t SOAP DISHES TO BE INSTALLED
t SEALED TO PROTECT STRUCTURAL ELEMENTS FROM MOISTURE, SECTION
510(b). UB.C.
DIVISION 15: MECHANICAL/PLUMBING
GAS AND OIL FIRED EQUIPMENT:
CENTRAL EQUIPMENT MINIMUM 15% EFFICIENCY RATED OUTPUT, SPACE AND
ROOM HEATERS 10% EFFICIENCY AT MAXIMUM RATED OUTPUT.
HEAT PUMPS: MIN. C.O.D. - 25 a 41 DB.
ALL CENTRAL HEAT CONNECTING VENTS MUST BE EQUIPPED WITH APPROVED
AUTOMATIC VENT DAMPER WHEN LOCATED IN A HEATED SPACE.
HVAC EQUIPMENT FOR LOW-RISE RESIDENTIAL SHALL BE SIZED NO GREATER
THAN 125% OF THE DESIGN LOAD EXCEPT IF MANUFACTURER DOES NOT SUPPLY
EQUIPMENT IN 115%-125% RANGE, NEXT SIZE LARGER MAY BE USED.
"NIGHT SETBACK" THERMOSTAT REQUIRED.
COMBUSTION AIR:
U111L. SECTIONS 681(b) (582, 683, AND 681 AS AMENDED BY ORDINANCE.
A) WHEN A GAS FURNACE IS INSTALLED IN A CONFINED SPACE, OR THE
SPACE DOES NOT MEET THE 1/2001 RULE, TWO OPENINGS MUST BE PROVIDED
INTO SUCH SPACE. ONE WITHIN 12" OF THE CEILING AND ONE WITHIN 12"
OF THE FLOOR EACH OPENING SHALL HAVE A FREE AREA OF AT LEAST 1
SQUARE INCH PER B.T.U.H. OF INPUT WITH A MINIMUM OF 100 SQUARE INCH
EACH. UMC SECTIONS 681, 682, 683AND 681.
B) DOUBLE THE OPENING AREAS FOR OIL AND SOLID FUEL FURNACES. UMC
681(a).
NO FURNACE SHALL BE INSTALLED UNDER ANY STAIRWAY, UMC SECTION
184(4).
FURNACE TO HAVE SHUT OFF FUEL SUPPLY AS PER SECTION 506, UMC.
FURNACE TO BE LABELED AS PER SECTION 501 UMC.
NO WARM AIR FURNACE SHALL BE INSTALLED IN ANY BEDROOM, BATHROOM,
CLOSET OR ANY CONFINED SPACE WITH ACCESS ONLY TO SUCH ROOM. THE
ACCESS TO FURNACE LOCATED IN THE ATTIC OR CRAWL SPACE MAY BE
THROUGH A CLOSET. UMC SECTION 184(b).
NO WAR"! AIR FURNACE SHALL BE INSTALLED IN ANY ROOM LESS THAN 12"
WIDER THAN THE FURNACE, WITH A MINIMUM WORKING SPACE OF 3" ALONG
THE SIDES, BACK AND TOP OF THE FURNACE, UMC SECTION 1840) AND
CLEARANCES SHALL BE PROVIDED FOR WARM AIR FURNACES IN ACCORDANCE
WITH THE TERMS OF THEIR LISTING.
WATER HEATER TO BE STAMPED PER SECTION 504(d) UMC,
WATER CLOSETS SHALL HAVE A CLEAR SPACE NOT LESS THAN 30" IN WIDTH
AND A CLEAR SPACE IN FRONT OF NOT LESS THAN 24" AS PER SECTION
511(a) UMC.
INSTALL SMOKE DETECTORS PER SECTION 1210(a)3 4 1210(a)4, UB.C.
APPLIANCES INSTALLED IN GARAGES: UMC SECTION 588:
A) SHALL BE SUITABLY PROTECTED AGAINST DAMAGE.
B) APPLIANCES GENERATING A FLOW, SPARK OR FLAME SHALL HAVE PILOTS,
BURNERS, OR HEATING ELEMENTS AND SWITCHES MIN. 18" ABOVE THE
FLOOR AREA.
C) WHERE THE FURNACE AND/OR DUCTWORK IS INSTALLED WITHIN 12" OF THE
WALL, THE G.WB. SHALL BE INSTALLED BEFORE PLACING THE FURNACE
OR DUCT WORK
TERMINATE ALL CHIMNEYS AND FLUES MINIMUM OF 2' ABOVE THE HIGHEST
POINT OF THE BUILDING WITHIN 10' OF THE FLUE, SECTION 3183(f) AND
TABLE 31-5 FOR GAS VENTING, UMC TABLES 9-B AND 9-C.
FACTORY BUILT CHIMNEY U.L. LABELED, SECTION 3185 U.B.C. AND UMC
SECTION 912, INSTALL PER ITEMS OF THE LISTING.
GAS VENTING SYSTEM APPROVED CHIMNEYS: TYPE 'B' VENTS, TYPE BW
VENTS, TYPE L VENTS OR A VENTING ASSEMBLY WHICH IS AN INTEGRAL PART
OF A LISTED APPLIANCE, UMC SECTION WI,
VENT CONNECTORS (A SINGLE WALL CORROSION -RESISTANCE PIPE) ALLOWED
ONLY IN THE SAME ROOM WITH THE APPLIANCE, UMC SECTION 915,
CLEARANCES PER UMC 915(b) 2(b) AND TABLE 5-C, REDUCED CLEARANCES,
UMC TABLE 5-5.
INSULATION OF DUCTS: UMC SECTION 1005 AND TABLE 10-D.
DUCT INSULATION (FOR ROOF TOP, COOLING OR ADDED INFORMATION SEE
TABLE 10-D).
DUCT LOCATION THICKNESS DENSITY TYPE 'G'
ATTIC, CRAWL 1" foON/FT3 BLANKET, FELT, ROCK
SPACE, GARAGE SLAG OR GLASS
WALLS, FLOORS 12" 15-3N/FT3 ROCK, SLAG OR GLASS
CEILING SPACES JOCK, SLAG OR GLASS .48
WHERE BOTH SIDES '/z" 3-ION/FT BOARD, ROCK
NOT EXPOSED TO GLASS
CONDITIONED AIR
WITHIN CONDITIONED SPACE, GROUND, SLAB, BASEMENT - REQUIRED.
FIRE DAMPER DUCTS PIERCING PENETRATION WALL BETWEEN GARAGE ANI
RESIDENCE OR PROVIDE MIN. 26 GA. GALV. STEEL DUCTS U.B.C. 583(d)
EXCEPTION 4.
DUCTWORK IN SINGLE FAMILY DWELLINGS:
A) ROUND DUCTS, SLIP JOINTS MINIMUM I" MECH. FASTENED WITH MINIMUM
2 SHEET METAL SCREWS, JOINTS AND SEAMS SHALL BE SUBSTANTIALLY
AIRTIGHT, UMC SECTIONS 1002(C) 1003, AND TABLE 18-5.
B) RECTANGULAR OR SQUARE DUCTS AND JOINTS, UMC SECTION 1003, TAB
I8-A AND 18-13.
C) SUPPORT OF DUCTS, UMC SECTION 1004 AND TABLE 10-E (HORIZONTAL
AND VERTICAL).
PAN JOISTS, COLD AIR RETURN ONLY, MINIMUM 28 GA. SHEET METAL, UMC
SECTION 1002.
MINIMUM MAIN SUPPLY AND RETURN AIR DUCT SIZES (FORCED AIR),
A) DUCT AREA MINIMUM 2 SQUARE INCHES FOR 1,000 B.T.U.H. OF TOTAL
B.T.W.H., UMC SECTIONS 186 AND 161:
1. INPUT RATING OF GAS
2. INPUT RATING OF OIL (RESULTING FROM B.T.WJ-I. RATING OF OUTPUT
TIMES 125 - TOTAL B.TAJ.H. FOR INPUT RATING.)
3. INPUT RATING OF ELECTRIC (RESULTING FROM TOTAL KW PUTOUT RATING
x 3414 x 125 . TOTAL B.T.W.H. INPUT).
PREFABRICATED FIREPLACES SHALL BEAR UL. OR ICBO SEAL GF APPRO'
AND SHALL BE INSTALLED PER CONDITIONS OR APPROVAL.
GAS METERS SHALL NOT BE LOCATED UNDER INTERIOR STAIRWAYS, ENGINI
BOILER HEATER, OR ELECTRIC HEATER ROOMS, UMC SECTION 2211(f).
METAL FLUES VENTING GAS APPLIANCES SHALL HAVE A MINIMUM NET
CLEARANCE OF 1" TO ALL COMBUSTIBLE MATERIALS, UMC SECTION 111.
CLEARANCES AND ACCESS, UNDER FLOOR SPACES UMC SECTIONS 163, 18E
AND 111. ROOFS AND/OR OUTSIDE WALLS, UMC SECTION 110 AND 111.
UMC
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