Franklin County Cooperative Inspection Program
The 7th Edition of the Massachusetts State Building Code for 1 & 2 family dwellings is exclusively effective as of January 1, 2008. All permit applications received after this date must comply with these new regulations. It is the contractor’s responsibility to have in his/her possession a copy of the current code and ensure that any project complies with its regulations. Copies can be purchased at the State Bookstore at 436 Dwight St. in Springfield or online: www.sec.state.ma.us/.  This is a stand-alone code for 1 & 2family structures.
Since the power point presentation given to contractors in October, there have been amendments to the 7th edition. They are summarized below:
                                 7th Edition Amendment Highlights

Topic

Section

Requirement

Emergency escape

5310.1.2

Minimum height 24”, Minimum width 20”

Means of Egress

5311.41

Exception allows the two separate exit doors to be located on different levels with walk-outs

Smoke detectors

5313.1

Must be photoelectric or photoelectric/ionization combination

CO detectors

5313.4.1

Must have standby power(battery back-up in most cases)

CO placement

5313.4.3

Outside each bedroom and no more than 10ft from bedroom door

Frost protection

5403.1.4.1

Exception excludes detached garages from requirement

Span calculator

5502.3

Permits use of AF&PA Maximum Span Calculator(on-line) in place of tables for joists/rafters

Flue cross-section

6001.12.1

1/10 of fireplace opening

Snow Loads

T5301.2(5)

FCCIP member towns reduced to 50

Wind Loads

T5301.2(4)

FCCIP member towns reduced to <90

 
                                                                                      Highlight of 7th Edition Changes

Topic

Section

Requirement

Plans to Fire Chief

5110.7

When application includes fire protection systems, set of plans must be left with fire chief

CSL Presence

5116.1

Required to be present for the installation of foundation, structural frame, energy conservation, fire protection systems, special construction such as chimneys/fire places, fire-separation wall

Groundwater

5116.1

CSL must report presence of ground water to BO before pouring footings

Balcony live load

5301.5

Balconies (see definition p.524) 60 lb.

Deck live load

5301.5

Decks (see definition p.526) 40 lb.

Deck attachment

5502.2.1

Cannot be achieved by use of toenails or nails subject to withdrawal. If connection cannot be verified during inspection, decks shall be self-supporting

Exterior walls

5302.1

Within 3ft of property line must be 1 hr. fire rating from both sides

Bath ventilation

5303.3

½ baths: window or mech.ventilation; Full bath: mech. ventilation required, window not.

Intake openings

5303.4

Must be 10’. from plumbing and heating vents, chimneys and other contaminants or 2’below

Min. room area

5304.1

1 habitable room at least 150sft, all others at least 70sft and >or = 7’ in any direction

Ceiling Height

5305.1

7’ min. in habitable rooms, except that beams at 4’o.c. or more may be 6’-6”

6’8” min for non-habitable basements, except that beams and other obstructions may be 6’4”

Topic

Section

Requirement

Tempered glass

5308.4

 Required if within 60” of landing or bottom step and less than 60” from floor

Garage ductwork

5309.1.1

 Ductwork in an attached garage must be 26 gauge, min, no openings into garage

Emergency escape

5310.1

Basements with habitable space shall have at least one escape opening & 1 in each bedroom Location: not more than 44”from floor, may be a bulkhead if certain requirements are met

 

5310.1

Minimum size 5.7 sq.ft., except for double hung (3.3 sq.ft.), and grade floor openings (5 sq.ft)

 

5310.2

Window wells that are part of emergency escape must be 3’x3’min with ladders when >44”

Means of egress

5311.2.1

Attachment of stairs and similar items can’t depend on toenails or nails subject to withdrawal

Understair protection

5311.2.2

½”sheetrock (min.) on walls and underside of stairs when enclosed and accessible

Exit doors

5311.4.2

Two doors required: 1 must be 3-0 x6-8 (cannot exit through garage) 2nd door may be a slider or 2-8 (not 2-6) x 6-8 and may exit through garage if garage has 2-8 x 6-8 side hinged dor

Landings

5311.4.3

Must be at least as wide as door and 36”min in length (direction of travel)

Open risers

5311.5.3.3

5 ” max opening unless stairway is less than 30”in height

Heat detectors

5313.3

Required in attached garages and garage under dwelling. Must be interconnected with smokes

CO detectors

5313.4

Located on each story, outside every bedroom. Must be hardwired with standby power.

Sprinklers

5313.5.1

Required in dwellings greater than 14,400 sq. ft.

Foam thermal barrier

5314.1.2

½” gypsum board(min) except in attics and crawlspaces (see 5314.2.3)

Drainage

5401.3

Grade must have a minimum slope away from house of 6” in 10ft.

Frost protection

5403.1.4.1

Accessory structures greater than 400sq. ft (except garages) must have frost protection of 4ft.

Slopes

5403.1.7.1

Foundation clearances from ascending and descending slopes are regulated by this section

ICF Foundations

5404.4

Architect/engineer stamp, not more than 2 stories above grade, reinforcement requirements

Girder/header spans

5502.5(1)

Important note: most cases require more than 1 jack support on each end. Jacks must be continuous. (see back page)

Horizontal firestop

5602.8

Firecaulk required every 10ft horizontally in wall cavities

Wall bracing

5602.10

Important minimum sheathing requirements for corners adjacent to openings. For walls that support roof only with garage door openings may have a 4:1 aspect ratio (an 8ft high wall may have 2ft corner sheathing provided it is blocked and edge nailed 6”o.c. min)

Rafter span tables

5802.5.1

Fccip towns use 50lb ground snow load.

Raised ceilings have adjustment factor

Values are the same for ceilings attached to rafters or ceilings not attached to rafters

Rafter/joist connect

5802.5.19

See table on p.737 for # of nails required

Pitch<3 in 12

5802.3

Structural ridge required

Truss Bracing

5802.10.3

In the absence of specific bracing requirements, trusses must be braced in accordance with Building Component Safety Information (BCSI 1-03)

Truss connection

5802.10.5

Truss to wall connection must have approved connector

Attic Access

5807.1

22x30 (min) access required when there is a 30sq.ft. area, at least 30” high (must be in accessible location, not in closet)

Ice protection

5905.2.7.1

Ice barrier must extend from eave’s edge to 24” inside the exterior wall line of building

Wind wash barrier

6106.3.3.1

Solid barrier required from top plate to top of insulation in ventilated attics

Combustion Air

6701.1.1

Must be brought in from outside in spaces less than 50 cu. ft per 1,000 btu/h input. (Translated, a 100,000 btu appliance in a space that has an 8ft ceiling would need a minimum area of 625 sq.ft.)

Unlined chimneys

9303.4

Where a solid fuel-burning appliance is vented in an existing, unlined chimney, the chimney must be relined

 

This page was last updated on 12/29/2008 .

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