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Building Codes

Building Codes. Intended to protect the public by establishing minimum standards of building safety. Old National Codes. ICBO --Uniform Building Code --UBC written by International Conference of Building Officials

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Building Codes

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  1. Building Codes Intended to protect the public by establishing minimum standards of building safety.

  2. Old National Codes • ICBO--Uniform Building Code --UBC written by International Conference of Building Officials • SBCCI—Standard Building Code—SBC written by Southern Building Code Congress International • BOCAI--Building Officials and Code Administrators International • CABO--Council of American Building Officials

  3. International Building Code (IBC) • IRC---written by ICC an agency formed from the National Code makers: BOCAI, SBCCI, and ICBO (CABO).

  4. Other Additional Codes • Each publish guidelines for minimum property standards for residential construction. • HUD—Department of Housing and Urban Development • FHA--Federal Housing Authority • ADA--Americans with Disabilities Act

  5. Choosing the Right Code • Each municipality adopt all or portions of a code. This could be a state, national or International code • The architect or engineer are responsible for conforming to and ensuring that the structure complies with all required codes. • Major codes are divided into sections that specify regulations covering: • Fire and life Safety • Structural • Mechanical/Plumbing • Electrical

  6. OLD Building Code Map

  7. Habitable Space • Used for sleeping, living, cooking, or dining purposes. • Non Habitable Space • closets • pantries • baths • hallways • utility rooms • storage and garages

  8. Doors Requirements • One door 3’-0” (36”) wide and 6’-8” high, usually the entry door • Egress--term used in most building codes to specify areas of access or exits.

  9. Windows Requirements • Egress below 4th floor • Minimum height size 24” • 50% must be operational • Sill height maximum 44”

  10. Halls • Standard (minimum) 36” wide • Some cases halls are laid out to be 42” wide, usually in larger homes where extra space can be justified.

  11. Stairs • Width--36” min, sometimes 42” • Headroom--6’-8” main stairs • Headroom—6’-4” basement • Common rise height • 7”-7 1/2” (Max. 7 ¾”) • Common tread width • 10”-10 1/2” (Min. 10”) IRC Max Common

  12. Placement of doors at Stairways • Landing must be as long as stairs is wide • Door not to swing over stairs • First step not to exceed 7 ½” from floor

  13. Wall Placement over Stairs • Wall and Floor must not extend into Minimum Headroom area

  14. Room Dimensions • One room at least minimum of120 sq ft (10’ x 12’) • Other habitable rooms (except kitchen) to have a minimum of 70 sq ft and not less than 7 feet in any direction. • Kitchens to be a minimum of 50 sq ft (CABO)

  15. Ceiling Height of Habitable Rooms • 50% of room with more than 7’-0” ceilings

  16. Bathroom Space Requirements • Codes may differ • 24” in front space (FHA) • 21” in front space (Text)

  17. Bathroom Space Requirements 15”MINIMUM • Water Closet (Toilet) Space • 30” width space minimum or 15” from center to each side • 36” width preferred or 18” from center to each side

  18. Bathroom and LaundryVenting Requirements • Openable window or exhaust fan that can provide five air changes per hour. • Fans must be vented to outside air

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