HomeMy WebLinkAboutOrd 1033 02/16/1965
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II NOW, THEREFORE, BE IT ORDAINED by the President and Board of
II Trustees of the Village of Mount Prospect, County of Cook, State of
I Illinois:
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ORDINANCE No. 1033
AN ORDINANCE PROVIDING BUILDING SPECIFICATIONS FOR GARAGES
BY ADDING TO CHAPTER IX SECTION A OF THE BUILDING CODE OF
MOUNT PROSPECT
Section 1. That Chapter IX Section A of the Building Code
of the Village of Mount Prospect be amended by adding thereto the fol-
lowing:
"23.
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3 GARAGES ATTACHED OR BUILT INTO RESIDENTIAL BUILDINGS.
(A)
The construction of garages attached or built
into and made a part of residential construction
shall be of the same quality as required for the
dwelling to which the garage is attached.
(B)
All floors of attached or built-in garages shall
be six (6) inches below the grade of the floor
of the residence to which it is attached or a
part thereof.
(C)
There shall be no interconnection between a
house's forced air heating system and a garage.
Return air registers or warm air registers in
the garage which are connected to the house's
heati~g system are prohibited.
(D)
All walls and ceilings of an attached garage
must have a minimum of a one hour fire rating.
Service doors common to both the dwelling and
the garage shall be composed of materials having
a minimum of a one hour fire rating. All doors
must fit in the frame so that air cannot pass
freely around the door when in a closed position.
Doors must be provided with wood or metal thres-
holds.
23.
4 FRAME DETACHED GARAGES.
(A)
Concrete floor not less than four (4) inches
thick re-inforced with #10 wire screen over a
base of crushed stone or sand at least five (5)
inches in depth. Base to be placed on undisturbed
soil. Footings of not less than twelve (12)
inches wide and not less than twelve (12) inches
in depth around entire perimeter of slab.
(B)
Sill plates connecting the walls to the floor shall
be bolted to the foundation. Bolts shall be not
less than one-half (1/2) inch in diameter and spaced
at eight (8) foot centers and not more than one foot
(1) from each corner. Bolts shall extend into the
concrete eight (8) inches or more.
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(C) Wall studs shall be spaced at not more than
sixteen (16) inches on center and securely
fastened to the bottom plat which shall be
bolted to the floor. A double top plate shall
be required and all wall studs and plates shall
be a minimum of two (2) inches by four (4) inches.
Doubling of studs shall be required at all corners
and jambs of openings more than three (3) feet in
width.
(D) Each corner is to be wind-braced outward from the
top in two directions to a minimum of six (6)
feet from corner at the bottom plate. Wind
bracing shall be a minimum of lX4 inches and
notched into the studding.
(E) All roof rafters must be at least 2"X6" and
spaced not more than 16" o.c. Ridge board shall
be required and of a size not less than 2"X6".
Ceiling ties of at least 2"X6" spaced evenly
with a minimum of three. Collar ties at not more
than four (4) foot centers are required on all
common rafter spans more than twelve (12) feet
in width and of a size not less than 1"X6".
(F) Double 2"X8" headers required over main doors nine
feet or less in width and double 2"X12" headers on
doors up to seventeen feet in width.
(G) A service door not less than 2'X6" in width and
at least two windows on opposite sides shall be
required on all garages.
(H) Roof sheating of not less than one half (1/2) inch
thick plywood or one inch thick nominal size
tongue and groove sheating.
23.5 BRICK DETACHED GARAGES.
(A) Concrete footings not less than four (4) feet
below grade and not less than twenty (20) inches
wide and eight (8) inches thick shall be required.
Foundation walls shall be a minimum of eight (8)
inches thick.
(B) Concrete floor shall be the same as required for
frame garages.
(C) Rafters, roof and sheating shall be the same as
required for frame garages.
(D) Doors and headers shall be the same as required
for frame garages."
Section 2. This ordinance shall be in full force and effect
from and after its passage, approval and publication according to law.
PASSED this 16 day of February, 1965.
APPROVED this 16 day of February, 1965.
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V~llage lerk
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Pres~dent ~--'- ~_:~-