The Detroit times., 1910-10-05


<I
N
X
a
- -
y 7 "a
CO. ~ -
Sss2s!sIS -
fo9sl0l l3[o1
~ lel2 d. CD
e S) 49, sssttS
elae og .QPaypL ~ ~
mixeq VIA 10 nrUDoy
Of o1oou water. NE B. 5 So
quont1eSo9 q 49,
S ,n.nS, yessS re eeeesesP
Al concrete sh41l - 49,
dietey after mfx1nG a. ~
tertals shall b4 n1xe4 ~ 80
sRiIcxs Pessi:sf $500 ~
same dimsnsione - sonn01 Sr1 s
mey % eubseteuteQs exoopf
waiies piers ana outeroGGDo o001I
1ns neevy NeeeneA ErUvl4e9
Poruend oament br(6k oEp1l oo3
FORM 70 the tests Tor waterfalls 49,
scSibsd u this orGI1onca A. '>1
Sec IL ARTIr1CIAL Dxo1
Artificial stone made az por3
cement ana ineo9bsselble c.
wstsrproSt maesries. n.ay - 49,
stone But no arfi6cisi StoSS - y
cent q lime Or s"s csu nisssi ,,3 ~
shall be used ~ . Intel - boar1U
pers OF any building over four (@I
'y nrs,rl nasfn. ~ 81. 3 y q 4
en- Inciei stone must c0nfogm ~
nc tsste tor materials prooeritt4
sec. ~ WROUGHT IRON. -
tcure IRON shal! be 0t!ooCz
scfSr Ana h.Ss,. uni!Cr9 - &C.,
she sfrenSth a. ~
forty eight thouesSd. "a 615{'
or comroercia1 eisstic 5s,v,tt 81
six thousand (2S. o00, nonrXo -
an elonGation OF eiektscSs 1S9H ~S<
cent In eight (S) inches snciSAl yx
/ fracture when reute6 n 49,
; specimens. - n
Sec. ~: CAST IRON. Excspt
where chilled iron Il specined SIf
castings shall be tough grey Iron,
hss from INJURIOUS cold shuts a.
Suw noles, true to pattern ouA
S'lnk an ultimate tensile DtronGtk
Sie M less tnan sixteen thouo6nn
Ns smp,p oumos per square inca,
SHusT,e' cast from the same hest 81
canshi. ~ mo mouIds. shall ~
man 81 four 1zs te On Q cte4x
incaas = cartr., anv el9us ~
dred door nomra. - nve 1u1y
the rough bar "nsn TESTED ~
Sec. Is. STEET. cAsryNnc -.
=
hearth or crucihIs nru y sns 3Pc4
be free from iniuriss b,se sss
and shall have ths roi,gw 49,
mum reuuiremenfs.
All steei caSfir~. .h.,, .
neaIed. ~
Sample bars To devetor 80
an ultimate strer~th x.1
thousaad f7o' sooa 81 sevenex
square inch Ill., us 80
cornmerciai sIe .tac ,,y.s. YVtuk 81
one thousand Az nnxS - s1sx<
pounds ner .nw.ra Ss1evyy
, eIongation Of cSrS, no ~
cent in two f2I incha. r,,, 49,
I'VE (2s) per cent in ares.
, A,u. ~ STnUCTuRAL STEEI&
shall have Their ,.hv.sc. uu nnt r rns
teal pronersis. n . ano cns .se
! the Manufscturers. StsnSarH 49,
specifications, as revised 20 SSss.
February 9. 1903. ana A. sour1 ~
, the hand books az stecI rnsnm ~ -
} turers-
Sec. II. TESTs III. 1900
J ment Of Buildinrs NAV ysc,,srS ~
, any time. Certified comics 80 s.siS
Inspection from reco9rt.~S sxr~ree
for any or ali materials used Il
/ such materials shail Ia corc.s,.S
) or built upon' until ~. nSvs ~ !.
, ment OF Buildings. mon thess 80
} uuest. shall have hssr eurnt.hrS
with sstisfactorv nr re thnt s.,c,.
} materials and workmanshin -srS
fully equal to the standard.
Sec Is. NEW MATERIAiS n
} fore any new maferiaIs not herS-
tofore empioved ara ms.S =. 49, !
{ structfonai parfs n h,iIdin~c -
) structures. nermission mmst - 49,
tanned from the Dena rtnsrf ~
/ Buildings. who shaIi anpiv smoI,
J tests to the said new msteriais ~
D strength and durabiiitv ~ ~
materiais.
.uu.x>,u~
a.
CalcuIatien or Stresses.
Section 1. CALCULATION on
3 materiais hereafter u.sS ~ ~
construction OF bniidfnes Or strscs
tures' shaiI h. the csicuieS ~
4 stresses due IN tbe .dasd 10 ~
plus the "iiva load. "a
! The allovahIs factor. ~ ,,rsx~ ~
! safstv. or the dimsnsior. - ~s~S
0 Niece or comhlnation ~ mstarisi~
reouircd In q buiidinr or strsscturo'
3 IL not given in this Ordinsnco'
! shaiI he sscerts ined nv comnuss ssoc
Recording TO the rules nrescribS1
5 by the modern authorities an No.
terisis. appiied mechanics ana -.
riueerinr practice. - ~
Sec, TEST OF FRAMHsn.
. When n test OF any framed struo-
10 Are. frost or r. water W 81. snch IN
shall be made with full fnishod
sixes. ana = simiiar exposurs -
! their proposed use in the buiidinU
} REQUIRED. and when the conditlo6