The Detroit times., 1910-10-05

ST 49,. A'o"es eho sesn Win wire
ssss All door openings and openings
"a oetween such buildings and the
~ engine or power houses. shall haze
40 sM.andard Underwriters Automatic
"a .sr Doors. a. described for the
Sec. IL. BUILDINGS FOR MAN
: SfACTuRING PURPOSES. Frame
buildings outside OF the IRE limits
aho designed for manufacturing.
stable purposes. shall be divided by
. ,esuiar masonry nre walls. so thar
no room shall contain more than
az ..s,coV square feet OF moor area IL
~ tne building be but one story In
~ height nor more than 1000 square
IL height
ARTICLE VII.
classification Of Build1ngs.
Section /. TYPES. For the pur-
pose OF this Ordinance, buildings
snail be divided into Types" In
as follows:
Type i.-Fireproof Construction.
Z type 2.-Protected Construction.
type s.-Mili Construction.
TYPE 4.-Ordinary Construction.
~ type Frame Construction.
IL TYPE 6.-Skeleton Construction.
Sec z; TYPE 1. FfREPRoOF
CONTRADICTION. This type of COLI
3 struction shall be applied to all
buildings I'm which ali parts which
5 carry weights or resist strains. and
all stairs. and all stair and elevator
enclosures are to be made entirely
OF incombustible material. and In
which all metallic structural men,
~ pers are to be protected by hre-
Sec. 3. FIREPROOF MATER
1ALS. The materials which shall
3 be considered as fulfilling the re-
= quirements OF nreproof materials
brick.
Il z.-Stone.
8.-Concrete
4.-Terra Gotta.
10 6.-Hollow Burnt Clay Tile.
IL 6.-Cement Block or Tiles.
~ 7.--And for non bearing parti-
IS tions a combination OF pure gyp-
II sum and fibre.
Is combustibie material covered
16 with any so-called "fireproof
II paint" shall not be considered as
Is freproof material.
Sec. L. FIREPRoOF COVER
INGS FOR METAL The materials
3 and construction Of fireproof COW
ering for metallic members shall
s be as follows:
Sec. s. BRICK. Brick not less
than four ca inches thick. outside
3 OF the extreme metal fanges and
4 nil hollow spaces behind the brick
filled solid with freproof material.
Such brick covering shall be
thoroughly bonded.
Sec. 8. BLOCKS Hollow tile and
2 burnt clay. porous terra Gotta or
concrete blocks. not less than TWO
4 cd inches thick outside of the ex-
trcme metal hanges:
9 All such blocks, II made hollow,
Z shall have fanges and webs at
least five-eighths IND inches thick
and webs not more than six (6)
10 inches apart.
n All such blocks are to be applied
IL to the metal In a bed OF cement
l3 mortar and the hollow spaces DC.
IA hind the blocks shall be filled solid
Is with fireproof material.
Is All such covering shall be nrm-
II ~ secured to the metal.
Sec I. CONCRETE. Concrete
Z applied directly to the metal OF
8 the constructive members. or on
4 metal lath. and at least one ana
S one-half (1h) inches thick out
6 aide OF the extreme metal hanges
7 and with hollow spaces behind the
4 coverings, filled solid with fire.
Q proof material. All such cover
10 ing shall be firmly secured to the
ii lower ranges Of girders and beams
Sec. s. METAL IN EXTERNAL
WALLS. Metallic Structural Mem,
bers, located in External walls shail
be protected on the outer side by az
least eight 90 inches OF brick or SIX
6 (6) inches Of other Fireproof Mate
rial or combination OF any two.
In Skeleton Construction, tho
2 plates and shelves carrying walls or
10 fireproofng may come within TWO
II (2) Inches Of the face OF the wal;
y The underside Of the spanorit
Is beams shall be protected by cover
IA Ing OF at least six .t6) Inches OF
Is Fireproof Material. and the inside by
I6 not less than two CD inches. beyond
Il the extreme projection or the me ,ha
IS fanges, and the space back Oh inc
10 covering shall be filled solid.
Sec o.. CINDER CONCRETE.
The use Of Cinder Concrete In the
construction OF floors. ceilings ana
roofs. and for Fireproohng Structur-
al Members and also for filling back
of Fireproof coverings OF metal IL
Sec. 10. COLUMNS. For Col
umns entirely surrounded by rTe.
proof Blocks, these blocKs sn n. ,sss
securely bound with wire or not less
than number fourteen QD gauge.
q All Column Coverings must eS-
tend from the constructive moor arch
or slab. of one "a story to the uh-
derside Of the arch or slab OF the
There shall, be no pipes, wires or
conduits incased within the Fire
8 proof Coverings OF any Columns;
sec IL ,ss rLAsTER covering rhs ' hsrs
in called for. shall be exclusive OF
any plaster afterwards applied. Latin
6 and plaster alone shall not be con-
6 sidered Fireproof.
blocks and tiles shall have not more
2 than six (S) per cent by weight OF
1bre and webs not less than one ul
4 inch thick and the mortar used shaii
6 be OF the same material or OF Port
lana CeHeh'' TT oop coNsTRUC-
. TIoN. The floor OF Fireproof Con-
struction shall be made of.
First. Brick arches not less than
r eight (S inches thick, having am
6 pie rise. we'll keyed and laid IN ce-
Second Hollow Burnt Clay or
Q Terra Gotta or Cement Floor BLOCKS,
o not less than eight 60 inches deep.
/ having proper skewbacks and keys.
2 also shoes to At the metal beams
2 Hollow Blocks shall have Webs and
/ ribs not less than fve.eighths (%)
I inches thick. Such Floor Blocks
q shall be laid in Cement mortar.
I Third Reinforced conSrets: cS Ss.
. scribcd in Article XIII.
O Fourth. other incombustible ma
/ terials which have been accepted
2 and approved for floor construction
z by the National Board OF Fire Un.
8 derwriters and by the Department OF
Sec. ia. FILL UNDER FLOORS.
? Where wood floors are used over
Q Fireproof Floor Construction the
entire space between the top OF the
s floor construction and the underside
6 OF the finished floor shall be filled
with Concrete For this purpose
Cinder Concrete made OF one ID
p part Portland Cement and not more
q than eight (s) parts of we'll burnt
1 cinders may be used.
Sec. Is. CEILINGS. Ceilings IN