The Glasgow courier. [volume] (Glasgow, Mont.) 1913-current, 1917-07-06

THE GLASGOW COURIER
tical shall not be less than 1900
hounds per sucare inch; the average
for concrete blocks laid with cells
c~ertical shall not be less than 800
pounds per square inch. Concrete
blocks shall not be more than SO DAYS
old when tested. The average strength
Of the block as here given shall be
obtained by testing ten blocks of av-
erage quality.
The allowable stress of hollow
buildinp blocks shall not exceed 100
pounds per square inch of gross area
for terra Gotta blocks, or 10 pounds
per square inch of gross area for
concrete blocks. If a wall be built
of blocks with the cells horizontal.
the allowable working stress shall not
exceed 80 pounds per square inch of
gross area. .
All walls and partitions in schools,
hospitals and places of public assem-
blage. over one story high, and all
walls and partitions in theaters, shall
hereafter be built of brick, stone,
hollow or solid blocks, or metal lath
and Portland cement plaster on metal
studding, or other equivalent incom-
bustible material.
Section 9. Concrete Construction.
Concrete for reinforced concrete con-
struction shall consist of a wet mix
ture of one part of Portland cement
to not more than six parts Of aggre-
, gate, fine and coarse, in such proper
lions as to produce the greatest dem
sity.
The quality of the materials, the
: design, and the construction, shall be
; in accordance with the best engineer
ing practice.
; Section 10. Protection of Ends of
Wooden Beams. The ends of all floor,
ceiling, or roof beams, entering a
party or fire wall from opposite sides,
shall be separated by at least s inches
Of solid masonry. Such separation
: may be obtained by corbeling the
wall, or staggering the beams, or the
7 beams may be supported by steel wall
! hangers, but no wall shall be corbeled
t more than 2 inches for this purpose.
The ends of all wooden beams which
l enter walls shall be cut to a bevel
to make them self releasing.
Section II. Protection of Wall
5 Openings. No opening in an interior
3 masonry wall shall exceed 8 by 10
+ feet.
, If the opening be in a party or fire
: wall it shall have a standard automat-
!, ic fire door on each side of the wall.
/, If an opening in a fire wall is made
to serve as an emergency exit, it shall
not exceed 48 square feet in area, and
s a self closing fire door shall be sub
t stituted for one of the automatic fire
: doors. The total opening in a fire wall
shall not exceed $3.50 in linear feet
e of the linear length of the wall.
e Every building within the fire linn
it's, except churches, dwellings, tene-
ment houses, dormitories and lodging
= houses shall have standard fire doors,
y shutters or wired glass in incombus-
c tible frames and sash on every ex-
terror opening above the first story,
! except when fronting on a street not
less than 35 feet wide, or where nc
other building is within 35 feet of
d such opening. The wall Of a build
ing in the same plane as that in
which the opening is situated, shall
not be considered as coming within
the intent of this rule. All openings
in the side and ear walls of the first
story, except show windows, shall be
\, PIOICSCCu oo pIcSCIlUcu Ill luIS SCC'
ton when within IS feet of another
building.
All windows more than rs fee
n above the curb shall have incom.
l. bustible frames and sash glazed with
t, wire glass.
It Occupants of buildings shall clos,
g all exterior and interior fire doors
shutters and windows at the close O
l. business each dav.
It Section IL. Stairway and Elevator
Shafts. In all buildings hereafter
IS erected, which are used above the frs
4 floor for business purposes or fol
r public assemblage, or for any purpose
whatever, if over three stories high
except private dwellings,, the stall
shafts shall be separately and contin
le uously enclosed in incombustible par
titions. Elevator shafts in all build
IS ings hereafter erected shall be en-
& closed in the same manner The par
n titions shall be constructed of bricl
= or other fire resistive material ap
t. proved by the city engineer or othe,
designated official, and all morta,
e. used in the construction shall be &c
8 ment mortar. No such hollow par
t. tition shall be less than six inche
1t thick, no brick partition less thai
eight inches thick, and no other soil,
S, partition less than four inches thick
g Except as herein stated, the stair
h elevator, or hoistway shafts in al
$, existing buildings over two storie,
X high, of the class described in thi
70 section, shall be separately enclosed
IS by incombustible partitions as abov,
= specified; or the shafts may be en-
closed by approved hollow or soil,
n partition blocks not less than 3 inche,
10 thick, set in Portland cement mortar
IS or by 6 inch stud partitions covered OF
each side with not less than three
It quarters inch Portland cement plaste,
1t on metal lath; or by 2 inch sole
S. metal lath and Portland cement plas
ter partitions. The metal framework
IT OF such partitions shall be secured.
j. fastened to both floor and ceilings.
a All lath used for such partition.
i, shall be of galvanized steel weighin.
IS not less than "a ounces per squar,
s. yard. Wire lath shall be not less thai
< No. 20 gauge, and sheet metal lat1
not less than No. "a gauge. All sucl
l. partitions erected in existing build
ings shall be fire stopped and incom
% bustible material the full depth of tn,