The daily monitor leader. [volume] (Mount Clemens, Mich.) 1942-19??, 1942-06-09
Maximum span for

center. Actual rafter length viii be de
termined by the slope OF the roof.
Rafters on wooden buildings 10 on
center shall be at least the following
sizes.
spans OF not more than q 0'-2"x4"
Spans Of not more than - 6'-2" Nb.
Spans of not more than 10 IL" No
Spans Of not more than l9 y XIV
Raftcrs "a" on center shall be at least
the following sizes.
Spans of not more than g. b'-2"N4"
Spans OF not more than 10 3'-2"N6'
Spans of not more than IS - No
The above tables are based on yellow
pine or douglas fir lumber.
Softer woods shall have correspond
ing shorter span I'm each case.
All roofs must have ridge boards and
collar ties az least every third rafter.
SECTION 10, walls
Wall studs must not be less man
PKG. or more than Is" on centerS,
and shall be uipled at corners or
equal.
All studding around openings such as
doors and windows must be doubled
down TO the floor.
Llntels or headers are TO be doubled
and sci on edge for all openings. Spans
for lntels and headers shall not eN-
coed the following:
Double 2"x4" up 10 A. opening.
Double PIKE" up to S. 8" opening,
Double 2"x8" up to z opening
Double 2"xlO" over z o" opening
When insulating Sheathing or SINH
lar material is used as Sheathing corner
studs must be braced diagonally from
top plate to bottom plate.
All upper plates must be doubled and
tied in at the corners.
The exterior walls of all frame resi-
denCes shall be double construction and
she-.ning paper used between siding
and SheathIng.
SECTION 10. Roofs
Dwellings shall have a Sloping roof
covered with asphalt or wood shingles
or slate surfaced roll roofing.
Flat roofs on buildings shall be built
up roofing or metal covered.
Main roof of a dwelling shall have
a minimum pitch of 5" in ~.
Every building more than two stories
in height having a flat roof shall have
permanent means Of access to the roof
from the inside by an opening not
less than 2'x3 with stairs or fixed lad
der inside.
lain roof of a dwelling may in some
cases be flat within keeping of the de
sign Of the entire building to give a
pleasing and satisfactory appearance.
SECTION 20. Fire stops.
In all dwellings or other structures
for human use fire stops shall be in
serted between all studding in all out
side walls and partitions the full width
of the studding between which they ale
placed.
Spacing between stops to be not
more than six feet IN any wall.
SECTION q. Stairs.
A clear headroom; defined as meas
ured vertically from a line passing
through the nosing of each tread at the
intersection of the riser to line par
allel 10 and directly above the first
linel of g. 8" is required. Head room of
g. g. will he accepted under the fol-
lowing conditions only; O. at basement
stairs; and (2D at attic stairs, beneath
2 0" high door when the door is
placed above and flush with the lower
most stair riser or when the lower most
riser is placed not less than inches in
side the face of the wall in which
= 0" high door occurs.
Main stairs are interpret as any stair
which may be subject to regular rath-
er than intermittent use. such a stairs
floors obviously designed for future
major rooms, and stairs which are
wholly or partly exposed. Stairs lead
ing directly off a front vestibule TO a
large unfinished attic, obviously intend
ed for future conversion into a Sepa-
rate living unit Will be considered
main stair.
"a riscrs, Is stringers housed for treads
and risers, strongly assembled. Width
of tread shall not be less than lOh."
and riser shall be not more than 8"
with the tread and riser so proportion
ed to each other than an easy run is
obtained. Minimum width g. o..
Basement Stairs: May be open type
with plank stringers and treads not less
than 2"Xl0" stock. Minimum distance
from face of riser 10 face of riser ga.
Maximum rise not more than 8" per
tread.
Minimum width q g..
SECTION %. Public Building and As.
sembIy Halls.
All public buildings and assembly
balls such as churches, schools, theatres,
dance halls and club rooms shall be
properly deigned by a registered Arch
iteCt and due regard shall be given TO
sanitation, ventilation. fire protection
and public safety. No temporary per-
nit shall be issued for this type of
structure all such buildings shall be en-
tirely completed as shown on plans and
specifications submitted at the time the
permit was granted before they can be
used or occupied by the owner or pub
lie.
Assembly halls which are on the first
floor or in basement shall have exits en-
ter directly TO grade and such exits
shall be separate from others.
All exit doors shall swing out and
shall not be less than 8 6" i'm width.
All assembly halls shall have two exits
separated by more than one half the
greatest dimension of hall.
Exits from upper floors shall be en-
closed in incombustible partitions and
shall empty directly into street or al
ley
SECTION %. Signs.
All signs. signboards, flat signs. pro-
jecting signs and roof signs shall re-
quire a permit before erection.
Application shall be in writing on
forms furnished by the City Engineer,
Plans shall be furnished or a clear de-
scription given as TO type, size, shape
and location construction and ma
terials of proposed signs and the build
ing TO which IL is TO be attached
Permit fees shall be established by
the City Commission of the City of Mt
Clemens.
All projecting signs shall be at least
twelve feet from the bottom of the
sign to the sidewalk or grade
No projecting sign shall be allowed
TO extend beyond the curb line. with
out special permission from the City
Commission.
No sign shall he erected so that any
part of it including guys will be with
in four feet Of any electric light pole,
street lamp or other public utility
pole.
Signs less than twelve feet above
walk may be erected on marquises If
of incombustible material the
bottom of which shall be at least g.
above walk.
No signs shall be attached 10 or OBJ
struct fire escape.
No permit shall be required for the
erection of cloth or banner sign but
no such signs shall be suspended across
or projected into any public street or
alley.
No such sign shall exceed 100 square
feet in area and not more than one
such sign shall be placed on any build
ing per story in height. Such signs
shall be removed as soon as torn or
and in any case so days after
erection.
All roof signs shall be constructed
entirely OF metal or other incombustible
The minimum clearance between the
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