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美国 统一 建筑 规范 UBC97

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Volume 1 Chapter 1Administration Section 101 Title Purpose and Scope Section 102 Unsafe Buildings or Structures Section 103 Violations Section 104 Organization and Enforcement Section 105 Board of Appeals Section 106 Permits Section 107 Fees Section 108 Inspections Section 109 Certificate of Occupancy Chapter 2Definitions and Abbreviations Chapter 3Use or Occupancy Section 301 Occupancy Classified Section 302 Mixed Use or Occupancy Section 303 Requirements for Group A Occupancies Section 304 Requirements for Group B Occupancies Section 305 Requirements for Group E Occupancies Section 306 Requirements for Group F Occupancies Section 307 Requirements for Group H Occupancies Section 308 Requirements for Group I Occupancies Section 309 Requirements for Group M Occupancies Section 310 Requirements for Group R Occupancies Section 311 Requirements for Group S Occupancies Section 312 Requirements for Group U Occupancies Chapter 4Special Use and Occupancy Section 401 Scope Section 402 Atria Section 403 Special Provisions for Group B Office Buildings and Group R Division 1 Occupancies Section 404 Covered Mall Buildings Section 405 Stages and Platforms Section 406 Motion Picture Projection Rooms Section 407 Cellulose Nitrate Film Section 408 Amusement Buildings Section 409 Pedestrian Walkways Section 410 Medical Gas Systems in Groups B and I Occupancies Section 411 Compressed Gases Section 412 Aviation Control Towers Section 413 Detention and Correction Facilities Section 414 Agricultural Buildings Section 415 Group R Division 3 Occupancies Section 416 Group R Division 4 Occupancies Section 417 Barriers for Swimming Pools Section 418 Reserved Chapter 5General Building Limitations Section 501 Scope Section 502 Premises Identification Section 503 Location on Property Section 504 Allowable Floor Areas Section 505 Allowable Area Increases Section 506 Maximum Height of Buildings and Increases Section 507 Mezzanines Section 508 Fire resistive Substitution Section 509 Guardrails Chapter 6Types of Construction Section 601 Classification of All Buildings by Types of Construction and General Requirements Section 602 Type I Fire resistive Buildings Section 603 Type II Buildings Section 604 Type III Buildings Section 605 Type IV Buildings Section 606 Type V Buildings Chapter 7Fire resistant Materials and Construction Section 701 Scope Section 702 Definitions Section 703 Fire resistive Materials and Systems Section 704 Protection of Structural Members Section 705 Projections Section 706 Fire resistive Joint Systems Section 707 Insulation Section 708 Fire Blocks and Draft Stops Section 709 Walls and Partitions Section 710 Floor Ceilings or Roof Ceilings Section 711 Shaft Enclosures Section 712 Usable Space under Floors Section 713 Fire resistive Assemblies for Protection of Openings Section 714 Through penetration Fire Stops Chapter 8Interior Finishes Section 801 General Section 802 Testing and Classification of Materials Section 803 Application of Controlled Interior Finish Section 804 Maximum Allowable Flame Spread Section 805 Textile Wall Coverings Section 806 Insulation Section 807 Sanitation Chapter 9Fire protection Systems Section 901 Scope Section 902 Standards of Quality Section 903 Definitions Section 904 Fire extinguishing Systems Section 905 Smoke Control Section 906 Smoke and Heat Venting Chapter 10Means of Egress Section 1001 Administrative Section 1002 Definitions Section 1003 General Section 1004 The Exit Access Section 1005 The Exit Section 1006 The Exit Discharge Section 1007 Means of Egress Requirements Based on Occupancy Section 1008 Reviewing Stands Grandstands Bleachers and Folding and Telescoping Seating Section 1009 Building Security Chapter 11Accessibility Section 1101 Scope Section 1102 Definitions Section 1103 Building Accessibility Section 1104 Egress and Areas of Refuge Section 1105 Facility Accessibility Section 1106 Type B Dwelling Units Chapter 12Interior Environment Section 1201 General Section 1202 Light and Ventilation in Groups A B E F H I M and S Occupancies Section 1203 Light and Ventilation in Group R Occupancies Section 1204 Eaves Section 1205 Alternate Ventilation when Applicable Chapter 13Energy Conservation Section 1301 Solar Energy Collectors Chapter 14Exterior Wall Coverings Section 1401 General Section 1402 Weather Protection Section 1403 Veneer Section 1404 Vinyl Siding Chapter 15Roofing and Roof Structures Section 1501 Scope Section 1502 Definitions Section 1503 Roofing Requirements Section 1504 Roofing Classification Section 1505 Attics Access Draft Stops and Ventilation Section 1506 Roof Drainage Section 1507 Roof covering Materials and Application Section 1508 Valley Flashing Section 1509 Other Flashing Section 1510 Roof Insulation Section 1511 Penthouses and Roof Structures Section 1512 Towers and Spires Section 1513 Access to Rooftop Equipment Chapter 24Glass and Glazing Section 2401 Scope Section 2402 Identification Section 2403 Area Limitations Section 2404 Glazing Support and Framing Section 2405 Louvered Windows and Jalousies Section 2406 Safety Glazing Section 2407 Hinged Shower Doors Section 2408 Racquetball and Squash Courts Section 2409 Sloped Glazing and Skylights Chapter 25Gypsum Board and Plaster Section 2501 Scope Section 2502 Materials Section 2503 Vertical Assemblies Section 2504 Horizontal Assemblies Section 2505 Interior Lath Section 2506 Exterior Lath Section 2507 Interior Plaster Section 2508 Exterior Plaster Section 2509 Exposed Aggregate Plaster Section 2510 Pneumatically Placed Plaster Gunite Section 2511 Gypsum Wallboard Section 2512 Use of Gypsum in Showers and Water Closets Section 2513 Shear resisting Construction with Wood Frame Chapter 26Plastic Section 2601 Scope Section 2602 Foam Plastic Insulation Section 2603 Light transmitting Plastics Section 2604 Plastic Veneer Chapter 27Electrical Systems Section 2701 Electrical Code Chapter 28Mechanical Systems Section 2801 Mechanical Code Section 2802 Refrigeration System Machinery Room Chapter 29Plumbing Systems Section 2901 Plumbing Code Section 2902 Number of Fixtures Section 2903 Alternate Number of Fixtures Section 2904 Access to Water Closet Stool Chapter 30Elevators Dumbwaiters Escalators and Moving Walks Section 3001 Scope Section 3002 Elevator and Elevator Lobby Enclosures Section 3003 Special Provisions Section 3004 Hoistway Venting Section 3005 Elevator Machine Room Section 3006 Change in Use Section 3007 Additional Doors Chapter 31Special Construction Section 3101 Scope Section 3102 Chimneys Fireplaces and Barbecues Section 3103 Temporary Buildings or Structures Chapter 32Construction in the Public Right of Way Section 3201 General Section 3202 Projection into Alleys Section 3203 Space below Sidewalk Section 3204 Balconies Sun control Devices and Appendages Section 3205 Marquees Section 3206 Awnings Section 3207 Doors Chapter 33Site Work Demolition and Construction Section 3301 Excavations and Fills Section 3302 Preparation of Building Site Section 3303 Protection of Pedestrians during Construction or Demolition Chapter 34Existing Structures Section 3401 General Section 3402 Maintenance Section 3403 Additions Alterations or Repairs Section 3404 Moved Buildings Section 3405 Change in Use Chapter 35Uniform Building Code Standards Section 3501 UBC Standards Section 3502 Adopted Standards Section 3503 Standard of Duty Section 3504 Recognized Standards APPENDIX Appendix Chapter 3Use or Occupancy Division I Detention and Correctional Facilities Section 313 Scope Section 314 Application Section 315 Definitions Section 316 Construction Requirement Exceptions Section 317 Compartmentation Section 318 Occupancy Separations Section 319 Glazing Section 320 Electrical Section 321 Automatic Sprinkler and Standpipe Systems Section 322 Fire Alarm Systems Section 323 Smoke Management Section 324 Means of Egress Section 325 Fenced Enclosures Division II Agricultural Buildings Section 326 Scope Section 327 Construction Height and Allowable Area Section 328 Occupancy Separations Section 329 Exterior Walls and Openings Section 330 Means of Egress Division III Requirements for Group R Division 3 Occupancies Section 331 General Section 332 One and Two Family Dwelling Code Adopted Division IV Requirements for Group R Division 4 Occupancies Section 333 General Section 334 Construction Height and Allowable Area Section 335 Location on Property Section 336 Means of Egress and Emergency Escapes Section 337 Light Ventilation and Sanitation Section 338 Yards and Courts Section 339 Room Dimensions Section 340 Shaft Enclosures Section 341 Fire Alarm Systems Section 342 Heating Section 343 Special Hazards Appendix Chapter 4Special Use and Occupancy Division I Barriers for Swimming Pools Spas and Hot Tubs Section 419 General Section 420 Definitions Section 421 Requirements Division II Aviation Control Towers Section 422 General Section 423 Construction Height and Allowable Area Section 424 Means of Egress Section 425 Fire Alarms Section 426 Accessibility Section 427 Standby Power and Emergency Generation Systems Appendix Chapter 9Basement Pipe Inlets Section 907 Basement Pipe Inlets Appendix Chapter 10Building Security Section 1010 Building Security Appendix Chapter 11Accessibility Division I Site Accessibility Section 1107 Accessible Exterior Routes Section 1108 Parking Facilities Section 1109 Passenger Loading Zones Division II Accessibility for Existing Buildings Section 1110 Scope Section 1111 Definitions Section 1112 Alterations Section 1113 Change of Occupancy Section 1114 Historic Preservation Appendix Chapter 12Interior Environment Division I Ventilation Section 1206 Scope Section 1207 Ventilation Division II Sound Transmission Control Section 1208 Sound Transmission Control Section 1209 Sound Transmission Control Systems Appendix Chapter 13Energy Conservation in New Building Construction Section 1302 General Appendix Chapter 15Reroofing Section 1514 General Section 1515 Inspection and Written Approval Section 1516 Reroofing Overlays Allowed Section 1517 Tile Section 1518 Metal Roof Covering Section 1519 Other Roofing Section 1520 Flashing and Edging Appendix Chapter 29Minimum Plumbing Fixtures Section 2905 General Appendix Chapter 30Elevators Dumbwaiters Escalators and Moving Walks Section 3008 Purpose Section 3009 Scope Section 3010 Definitions Section 3011 Permits Certificates of Inspection Section 3012 ANSI Code Adopted Section 3013 Design Section 3014 Requirements for Operation and Maintenance Section 3015 Unsafe Conditions Appendix Chapter 31Special Construction Division I Flood resistant Construction Section 3104 General Section 3105 Manufactured Structures Section 3106 Protection of Mechanical and Electrical Systems Section 3107 Flood Hazard Zones A Zones Section 3108 Coastal High Hazard Zones V Zones Section 3109 Elevation Certification Section 3110 Design Requirements Division II Membrane Structures Section 3111 General Section 3112 Type of Construction and General Requirements Section 3113 Inflation Systems Section 3114 Section Provisions Section 3115 Engineering Design Division III Patio Covers Section 3116 Patio Covers Defined Section 3117 Design Loads Section 3118 Light and Ventilation Section 3119 Footings Appendix Chapter 33Excavation and Grading Section 3304 Purpose Section 3305 Scope Section 3306 Permits Required Section 3307 Hazards Section 3308 Definitions Section 3309 Grading Permit Requirements Section 3310 Grading Fees Section 3311 Bonds Section 3312 Cuts Section 3313 Fills Section 3314 Setbacks Section 3315 Drainage and Terracing Section 3316 Erosion Control Section 3317 Grading Inspection Section 3318 Completion of Work Appendix Chapter 34Existing Structures Division I Life safety Requirements for Existing Buildings Other than High rise Buildings Section 3406 General Section 3407 Exits Section 3408 Enclosure of Vertical Shafts Section 3409 Basement Access or Sprinkler Protection Section 3410 Standpipes Section 3411 Smoke Detectors Section 3412 Separation of Occupancies Division II Life safety Requirements for Existing High rise Buildings Section 3413 Scope Section 3414 General Section 3415 Compliance Data Section 3416 Authority of the Building Official Section 3417 Appeals Board Section 3418 Specific Provisions and Alternates Division III Repairs to Buildings and Structures Damaged by the Occurrence of a Natural Disaster Section 3419 Purpose Section 3420 General Section 3421 Structural Repairs Section 3422 Nonstructural Repairs to Light Fixtures and Suspended Ceilings CONVERSION TABLES CONVERSION TABLES 1997 UNIFORM BUILDING CODE UNIT CONVERSION TABLES SI SYMBOLS AND PREFIXES BASE UNITS QuantityUnitSymbol LengthMeterm MassKilogramkg TimeSeconds Electric currentAmpereA Thermodynamic temperatureKelvinK Amount of substanceMolemol Luminous intensityCandelacd SI SUPPLEMENTARY UNITS QuantityUnitSymbol Plane angleRadianrad Solid angleSteradiansr SI PREFIXES Multiplication Factor PrefixSymbol 1 000 000 000 000 000 000 1018exaE 1 000 000 000 000 000 1015petaP 1 000 000 000 000 1012teraT 1 000 000 000 109gigaG 1 000 000 106megaM 1 000 103kilok 100 102hectoh 10 101dekada 0 1 10 1decid 0 01 10 2centic 0 001 10 3millim 0 000 001 10 6micro 0 000 000 001 10 9nanon 0 000 000 000 001 10 12picop 0 000 000 000 000 001 10 15femtof 0 000 000 000 000 000 001 10 18attoa SI DERIVED UNIT WITH SPECIAL NAMES QuantityUnitSymbolFormula Frequency of a periodic phenomenon hertzHz1 s ForcenewtonNkg m s2 Pressure stresspascalPaN m2 Energy work quantity of heatjouleJN m Power radiant fluxwattWJ s Quantity of electricity electric chargecoulombCA s Electric potential potential difference electromotive forcevoltVW A CapacitancefaradFC V Electric resistanceohm V A ConductancesiemensSA V Magnetic fluxweberWbV s Magnetic flux densityteslaTWb m2 InductancehenryHWb A Luminous fluxlumenlmcd sr Illuminanceluxlxlm m2 Activity of radionuclides becquerelBql s Absorbed dosegrayGyJ kg CONVERSION TABLES CONVERSION TABLES 1997 UNIFORM BUILDING CODE CONVERSION FACTORS To converttomultiply by LENGTH 1 mile U S statute km1 609 344 1 ydm0 9144 1 ftm0 3048 mm304 8 1 inmm25 4 AREA 1 mile2 U S statute km22 589 998 1 acre U S survey ha0 404 6873 m24046 873 1 yd2m20 836 1274 1 ft2m20 092 903 04 1 in2mm2645 16 VOLUME MODULUS OF SECTION l acre ftm31233 489 1 yd3m30 764 5549 100 board ftm30 235 9737 1 ft3m30 028 316 85 L dm3 28 3168 1 in3mm316 387 06 mL cm3 16 3871 1 barrel 42 U S gallons m30 158 9873 FLUID CAPACITY 1 gal U S liquid L 3 785 412 1 qt U S liquid mL946 3529 1 pt U S liquid mL473 1765 1 fl oz U S mL29 5735 1 gal U S liquid 1 gallon UK approx 1 2 gal U S m3 1 liter approx 0 001 cubic meter 0 003 785 412 SECOND MOMENT OF AREA 1 in4mm4416 231 4 m4416 231 4 10 7 PLANE ANGLE 1 degree rad0 017 453 29 mrad17 453 29 1 minute urad290 8882 1 second urad4 848 137 VELOCITY SPEED 1 ft sm s0 3048 1 mile hkm h1 609 344 m s0 447 04 VOLUME RATE OF FLOW 1 ft3 sm3 s0 028 316 85 1 ft3 minL s0 471 9474 1 gal minL s0 063 0902 1 gal minm3 min0 0038 1 gal hmL s1 051 50 1 million gal dL s43 8126 1 acre ft sm3 s1233 49 TEMPERATURE INTERVAL 1 F C or K0 555 556 5 9 C 5 9K EQUIVALENT TEMPERATURE toC TK 273 15 tOFtOctOF 9 5tOC 32 Continued CONVERSION TABLES CONVERSION TABLES 1997 UNIFORM BUILDING CODE CONVERSION FACTORS Continued To converttomultiply by MASS 1 ton short metric ton0 907 185 kg907 1847 1 lbkg0 453 5924 1 ozg28 349 52 1 long ton 2 240 lb kg1016 047 MASS PER UNIT AREA 1 lb ft2kg m24 882 428 1 oz yd2g m233 905 75 1 oz ft2g m2305 1517 DENSITY MASS PER UNIT VOLUME 1 lb ft3kg m316 01846 1 lb yd3kg m30 593 2764 1 ton yd3t m31 186 553 FORCE 1 tonf ton force kN8 896 44 1 kip 1 000 lbf kN4 448 22 1 lbf pound force N4 448 22 MOMENT OF FORCE TORQUE 1 lbf ftN m1 355 818 1 lbf inN m0 112 9848 1 tonf ftkN m2 711 64 1 kip ftkN m1 355 82 FORCE PER UNIT LENGTH 1 lbf ftN m14 5939 1 lbf inN m175 1268 1 tonf ftkN m29 1878 PRESSURE STRESS MODULUS OF ELASTICITY FORCE PER UNIT AREA 1 Pa 1 N m2 1 tonf in2MPa13 7895 1 tonf ft2kPa95 7605 1 kip in2MPa6 894 757 1 lbf in2kPa6 894 757 1 lbf ft2Pa47 8803 AtmospherekPa101 3250 1 inch mercurykPa3 376 85 1 foot water column at 32 F kPa2 988 98 WORK ENERGY HEAT 1J 1N m 1W s 1 kWh 550 ft lbf s 1 Btu Int Table 1 ft lbf MJ kJ J J 3 6 1 055 056 1055 056 1 355 818 COEFFICIENT OF HEAT TRANSFER 1 Btu ft2 h F W m2 K 5 678 263 THERMAL CONDUCTIVITY 1 Btu ft h F W m K 1 730 735 ILLUMINANCE 1 lm ft2 footcandle lx lux 10 763 91 LUMINANCE 1 cd ft2cd m210 7639 1 foot lambertcd m23 426 259 1 lambertkcd m23 183 099 CONVERSION TABLES CONVERSION TABLES 1997 UNIFORM BUILDING CODE GAGE CONVERSION TABLE APPROXIMATE MINIMUM THICKNESS inch mm FOR CARBON SHEET STEEL CORRESPONDING TO MANUFACTURER S STANDARD GAGE AND GALVANIZED SHEET GAGE NUMBERS CARBON SHEET STEELGALVANIZED SHEET Manufacturer s Standard Decimal and Nominal Thickness Equivalent Recommended Minimum Thickness Equivalent1 Galvanized Sheet Decimal and Nominal Thickness Equivalent Recommended Minimum Thickness Equivalent1 Manufacturer s Standard Gage No inch mm 2 inch mm 2 Galvanized Sheet Gage No inch mm 2 inch mm 2 80 16444 170 1563 4680 16814 270 1594 04 90 14953 800 1423 6190 15323 890 1443 66 100 13453 420 1273 23100 13823 510 1293 23 110 11963 040 1122 84110 12333 130 1142 90 120 10462 660 0972 46120 10842 750 0992 51 130 08972 280 0832 11130 09342 370 0842 13 140 07471 900 0681 73140 07851 970 0701 78 150 06731 710 0621 57150 07101 800 0651 65 160 05981 520 0551 40160 06351 610 0581 47 170 05381 370 0501 27170 05751 460 0531 35 180 04781 210 0441 12180 05161 310 0471 19 190 04181 060 0380 97190 04561 160 0411 04 200 03590 910 0330 84200 03961 010 0360 91 210 03290 840 0300 76210 03660 930 0330 84 220 02990 760 0270 69220 03360 850 0300 76 230 02690 680 0240 61230 03060 780 0270 69 240 02390 610 0210 53240 02760 700 0240 61 250 02090 530 0180 46250 02470 630 0210 53 260 01790 450 0160 41260 02170 550 0190 48 270 01640 420 0140 36270 02020 510 0170 43 280 01490 380 0130 33280 01870 470 0160 41 290 01720 440 0140 36 300 01570 400 0130 33 1The thickness of the sheets set forth in the code correspond to the thickness shown under these columns They are the approximate minimum thicknesses and are based on the following references Carbon sheet steel Thickness 0 071 inch and over ASTM A 568 74 Table 3 Thickness Tolerances of Hot Rolled Sheet Carbon Steel Carbon sheet steel Thickness less than 0 071 inch ASTM A 568 74 Table 23 Thickness Tolerances of Cold Rolled Sheet Carbon and High Strength Low Alloy Galvanized sheet steel All thicknesses ASTM A 525 79 Table 4 Thickness Tolerances of Hot Dip Galvanized Sheet Minimum thickness is the difference between the thickness equivalent of each gage and the maximum negative tolerance for the widest rolled width 2The SI equivalents are calculated and rounded to two significant figures following the decimal point INDEX INDEX 1997 UNIFORM BUILDING CODE INDEX Index is not all inclusive of code items A A OCCUPANCIES 303 ACCESS see also ACCESSIBILITY To attic 1505 1 To building features Chapter 11 To roof 1003 3 3 11 To under floor areas 2306 3 To water closets 2904 ACCESS FLOOR SYSTEMS 202 1606 2 Tables 16 A and 16 O ACCESSIBILITY see also ACCESS Access to buildings 1003 3 1 6 1003 3 3 2 1003 3 4 2 Adaptability 1102 Area of refuge 1102 1104 2 Corridors 1004 3 4 Definition 1102 Doors 1003 3 1 Egress 1104 1 Elevators 1003 2 7 1104 1 3 1105 3 Facilities toilets lavatories bathing fixtures water fountains and other building facilities 1105 Landings at doors 1003 3 1 7 Person with disability definition 1102 Ramps 1003 3 4 Signs 1103 2 4 Site facilities Appendix 1107 To residential occupancies 1103 1 9 Where required 1103 ADDITIONS ALTERATIONS OR REPAIRS TO BUILDINGS 3403 ADHERED VENEER 1403 2 1403 4 2 1403 5 ADHESIVES see WOOD Glued laminated timber ADJOINING BUILDINGS see also LOCATION ON PROPERTY Protection of adjoining property 3301 2 Wall protection of buildings on same property 503 3 ADMINISTRATIVE 101 104 106 ADMIXTURE mortar and grout aggregate 1902 1903 6 2103 ADOBE CONSTRUCTION see M

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