PERMITS

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PERMITS INSPECTIONS DEPARTMENT

• 2003 INTERNATIONAL RESIDENTIAL CODE
• IRC

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IMPORTANT DATES

• New codes will affect all plans submitted after
  September 1, 2005
• Any existing project or plans submitted prior to
  September 1 will be reviewed and inspected under
  old codes
• Inspections for permits issued after September 1
  will be conducted under the new codes effective
  November 1, 2005

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IRC 2003 SECTION 100
CODE SECTION
DESCRIPTION

• PLAN REVIEW
• CERTIFICATION OF MAIN STRUCTUARAL ELEMENTS AND
  COMPONENTS REQUIRED FOR APPROVAL
• COMPLETE PLANS MUST HAVE
• 4 ELEVATIONS FRONT, REAR, BOTH SIDES
• CROSS SECTION TO ALLOW FOR ADEQUATE DETAIL
• FLOOR PLANS FOR ALL LEVELS
• ONLY MINOR REVISIONS ALLOWED
• R506.2.1 GARAGE SLABS EXCEEDING REQUIREMENTS MUST
  BE ENGINEERED
• gt2CLEAN SAND OR GRAVEL 6 BASE

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IRC 2003 SECTION 100
CODE SECTION
DESCRIPTION

• R105.7 BY LOCAL AMENDMENT
• THE PERMIT HOLDER OR HIS AGENT SHALL POST THE
  PERMIT INSPECTION RECORD ON THE JOB SITE IN AN
  ACCESSABLE AND CONSPICUOUS PLACE TO ALLOW THE
  BUILDING OFFICIAL TO MAKE THE REUIRED ENTRIES

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IRC 2003 SECTION 300
CODE SECTION
DESCRIPTION

• R301.5 DECK LOADS
• REDUCED FROM 60 PSF TO 40 PSF
• R303.3 BATHROOM MECHANICAL EXHAUST
• MINIMUM 50 CFM INTERMITENT
• MINIMUM 20 CFM CONTINUOUS
• FANS MUST BE VENTED TO EXTERIOR OF
  BUILDING THROUGH ROOF OR GABLE END AND
  TERMINATE WITH AN APPROVED CAP

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IRC 2003 SECTION 300
CODE SECTION
DESCRIPTION

• R305 MINIMUM CEILING HEIGHT FOR
  HABITABLE AREAS
• REDUCED FROM 76 TO 70
• R308.4 SAFETY GLAZING
• WINDOWS IN AROUND STAIRWAYS LANDINGS
  WITHIN 60 OF FLOOR
• R309 GARAGE FIRE SEPARATION
• ½ DRYWALL STANDARD
• 5/8 TYPE X ON CEILING WITH ROOM ABOVE PLUS
  ½ ON ALL SUPPORTING WALLS
• 4 STEP DOWN IS NO LONGER REQUIRED FLOOR
  MUST SLOPE TOWARD DOORS OR DRAIN
• 20 MINUTE RATED DOOR MIN. SELF CLOSING NO
  LONGER REQUIRED

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IRC 2003 SECTION 300
CODE SECTION
DESCRIPTION

• R310 EMERGENCY EGRESS (BEDROOMS)
• WINDOWS
• 24 CLEAR OPENING HEIGHT
• 20 CLEAR OPENING WIDTH
• 5.7 SQ.FT. NET CLEAR OPENING
• IRC ADDRESSES SPECIFIC INFORMATION ON
  DESIGN OF WINDOW WELLS FOR EMERGENCY EGRESS

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IRC 2003 SECTION 300

• CODE SECTION
  DESCRIPTION
• R310 EMERGENCY EGRESS (BASEMENTS)
• EMERGENCY EGRESS REQUIRED FROM ALL
  BASEMENT AREAS (FUTURE HABITABLE SPACE)
• BEDROOMS OR SLEEPING AREAS
• DOORS, STAIRWAYS, BILCO DOORS, EMERGENCY
  WINDOWS ARE ALL ACCEPTABLE

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THIS IS NOT AN APPROVED MEANS OF EGRESS !!!
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IRC 2003 SECTION 300
CODE SECTION
DESCRIPTION

• R311 MEANS OF EGRESS
• ACCESSABLE STORAGE AREAS UNDER STAIRWAYS
  MUST BE DRYWALLED.
• NO CHANGE IN STAIR REQUIREMENTS 8 1/4 MAX
  RISER 9 MAX TREAD
• R312 GUARD RAILS/ HAND RAILS
• MAXIMUM OPENING CHANGED FROM 6 TO 4

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IRC 2003 SECTION 300
CODE SECTION
DESCRIPTION

• R313.1 SMOKE DETECTORS
• MUST BE INSTALLED
• ON ALL FLOORS
• IN ALL BEDROOMS
• VICINITY OF ALL SLEEPING AREAS
• R321.1 BUILDING ADDRESSES NOW REQUIRED
• 4 HIGH FOR SINGLE FAMILY
• 6 HIGH FOR MULTI-FAMILY
• MUST BE CLEARLY VISIBLE FROM STREET

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IRC 2003 SECTION 300
CODE SECTION
DESCRIPTION

• R317 DWELLING UNIT FIRE SEPARATION
• DUPLEX 1 HOUR SEPARATION
• TOWNHOUSES (SEMI DETACHED)
• 2 HR SEPARATION WALL WITH PARAPET OR
  INSTALLATION OF FIRE-RETARDENT SHEATHING 4
  ON EITHER SIDE OF SEPARATION WALL
• NO OPENINGS PERMITTED WITHIN 4 OF
  SEPARATION WALL
• NO SPRINKLER EXCEPTION

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IRC 2003 SECTION 400
CODE SECTION
DESCRIPTION

• R403.1.4.1 FROST DEPTH FOUNDATION
• NOT REQUIRED FOR FREE STANDING ACCESSORY
  STRUCTURES lt 400 SQ.FT.
• PERMITS ARE NO LONGER REQUIRED FOR
  ACCESSORY BUILDINGS UNDER 200 SQ.FT.

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IRC 2003 SECTION 400
CODE SECTION
DESCRIPTION

• R404.1 FOUNDATIONS
• HOUSE LOCATION SURVEY REQUIRED BEFORE
  FOUNDATION INSPECTION
• NEW TABLES BASED ON SOIL TYPE AND BACKFILL
  HEIGHT
• SPECIFIC REINFORCEMENT REQUIREMENTS

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IRC 2003 SECTION 400
CODE SECTION
DESCRIPTION
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IRC 2003 SECTION 400
CODE SECTION
DESCRIPTION

• R408.5.1 PIERS
• MUST BE SUPPORTED BY EARTH ON ALL SIDES IN
  CRAWL SPACES
• CANNOT BE FORMED ON TOP OF GROUND

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IRC 2003 SECTION 400
CODE SECTION
DESCRIPTION

• R406 WATER/DAMP PROOFING
• WATERPROOFING ONLY REQUIRED WHEN PROOF OF
  HIGH WATER TABLE OR SEVERE SOIL CONDITION
  IS SUBMITTED
• ENGINEERS REPORT REQUIRED BY
• OPTION OF BUILDER
• REQUEST OF INSPECTOR

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IRC 2003 SECTION 500
CODE SECTION
DESCRIPTION

• R502.8 SPANS, CUTTING, NOTCHING
• BASICALLY THE SAME ONLY MINOR MODIFICATIONS
  TO TABLES
• JOIST BLOCKING OVER GIRDERS
• REQUIRED WHERE JOISTS DO NOT OVER LAP AT
  LEAST 3
• EXAMPLE 12OC TO 16OC

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IRC 2003 SECTION 600
CODE SECTION
DESCRIPTION

• R602.3 STUD SPACING

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IRC 2003 SECTION 600
CODE SECTION
DESCRIPTION

• R602.3.1 STUD SPACING FOR WALLS gt 10
• IRC SPECIFIES STUD SIZE SPACING FOR
  WALLS GREATER THAN 10 FOR VARIOUS LOADING
  SITUATIONS

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IRC 2003 SECTION 700
CODE SECTION
DESCRIPTION

• R7 WALL COVERINGS
• EXTERIOR BRICK VENIER SUPPORT IRC OFFERS
  ALTERNATIVE DESIGNS THAT IF INSTALLED PER
  CODE ENGINEERS DESIGN IS NOT REQUIRED

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IRC 2003 SECTION 800
CODE SECTION
DESCRIPTION

• R7 RAFTERS AND JOISTS
• CHANGES IN SPAN TABLES
• RESULTS ABOUT THE SAME
• ALLOWS FOR INTERPOLATION

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IRC 2003 SECTION 800/900
CODE SECTION
DESCRIPTION

• R802.10.5 TRUSS WALL CONNECTIONS
• TRUSS CONNECTIONS REQUIRED
• DESIGNED TO RESIST MIN. 175 POUNDS OF
  LIFT
• R900.0 ROOF ASSEMBLIES
• ICE PROTECTION
• REQUIRED FOR SLOPES lt 412
• 30 LBS FELT OR EQUIVELANT

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IRC 2003 ENERGY CODE
CODE SECTION
DESCRIPTION

• MARYLAND STATE ENERGY CODE
• As part of the International Energy Conservation
  Code the state of Maryland has adopted the
  Maryland Energy Code with no local amendments
  allowed. At this time Washington County does not
  perform energy code inspections, with the
  exception of verifying proper installation, flame
  and smoke developed index on exposed insulation,
  but recognizes the importance of energy
  conservation.
• R316.1 FLAME SPREAD INDEX lt 25
• SMOKE-DEVELOPED INDEX lt 450
• R318.1 VAPOR RETARDER SHALL BE INSTALLED
• ON THE WARM-IN-WINTER SIDE OF
  INSULATION