The Greeley tribune., 1912-02-08

section 80. CEMENT bL.NNS. ,i-T
w',.,,r of buildings may at any w,
iispwtrs n certified test OF the cei'''I
,3nncl.s being furnished for wa
upaar,,tion' showing n crushing sire
III at least seven huuuito ~
pou"n, h,ock nine inches high, hl
@ @.i"n ,Jncks not meeting this test s'li
b@s be- scondemned as uniit for use use; a. a. q,
ment blocks shali pe o" ~
leas, s,.,,inn hwenty ss III iF;RsEEziNG wEATHE
All structural concrete exposed
worked in the outer rn,,ra ar snan "
Segre.s Fhr., or less. in the shN''
md any concrete liable to be exp
a. a. FROST. or snow, or ice. before ~ ha
attained its perinaheh, 81, "a
Tas len advanced beyond the .probaii Z
ma mas "dras frost. or untn the buildins
properly enclosed. and all such WI
after center is removed Snail De st.
OF Buildings. ,,s on cYpDEp,
, ETC, The ends OF all Eirders, mn, NJ 81.
Supports shall rest on hard nat st2P
or IRON plate of sufficient size. as WI
spread the weight over sumclent ga
perfeal surface, ils' the earth snr % shall nc @n1
exeeed the safe limit herein named.
Section rs. SAFE LOADS 81
WALLS AND PIERS. The load pie
/
| masonry shall never exceed the lllhi
given in the following in tons pe
| superficial foot
Rrick work, common with coal
! dust IN lime mortar. ..--.;t o
| Rrick work. hard burned with coal
dust in lime mortar .
| Brick work, hard burned without
coal dust in lime mortar .-:...t ;
Brick work, select hard burned In
cement mortar .-.-....,...,
Brick work. pressed. fire. paving.
| in lime mortar. ......,. CA
Rriek work. pressed. fire. paving,
in cement mortar. ....... =
Terra Gotta solid in cement. ......l
Hollow tile in cement mortar. ;
| Concrete. best Portland cement j
to after 20 days. .,-......:-;...tle tle
Concrete, best natural cement to
) after 20 days. ...-.. :
stone work, lava rubble in lime
Lava dimension in lime mortart )
Lyons or FIT Collins rubble in
1yoms llms on m0f'a' Ft' Collins rubbie in
cement mortar =. (l2
Dimension in lime mortar. GO
Dimension in cement mortar. tSV
Granite dimension dressed
sand stone. best. with dressed
beds 1 :
Soft. inferior, dressed beds. 3
Section 29. FLOOR STRENGTH. n
Withstand test of at least twice th
maximum intended carrying capacit
of the floor
sestiSn , .I 80. LIVE LIVE, - LoADs q, s,, FoI
shall be constructed in such a manne
as to be capable Of bearing in a
parts. in addition to the weight of TIA
partitions and permanent nxtures an
mechanism that may be set upon then
and in addition to the weight Of tn
material of which such floors are con
structed, a live load for every sQuar
foot of floor surface as follows
Dwellings. tenements and
Hotels. ging houses.
schools ,,S With fixed desks 80 pound
Churches. theaters. halls
Dancing rooms. corridors.
nri5 hallwags WAYS. public 1S9 pound
stairways in all public
buildings for each square
foot OF tread. .;.....-.-. 100 pound
Floors Of warehouses and store
load they are intended to carry. pro
vided that all such floors shall be con
strueted to support not less than on
section 81. cHiMNEYs. All chin
neys shall be built OF brick. stone Q
other fire proof. non-conducting ma
foundation walls shall Sc securei
built into the wall to which they ar
hung. In no case shall chimneys here
after built rest upon any wood wor
and supported by iron beams havin
a secure bearing. on masonry or iro
at either end. All fues shall be toppe
out at least three feet above the build
ing to which they belong. where sue
building has a fiat roof and two fee
above the highest point of peak roo
All chimneys rising above the roo
on,s than three times their h. eas, hori
braced with iron anchors.
Section 32. WEIGHT OF MATER
IAl-. For the purpose of computinI
columns and other supports. The fol
lowing shall be taken as the weight O
materials:
Lumber. per foot. board
Lumssr msasnFe per .ary' foot, board pound
Loan. clay. sand green p0'""
plaster, etc. per cubic
BRICK work common soft ,20 pound
per cubic foot. ot.........le0 pound
| Brick work, common, hard
per cubic foot t.........lgO nound
Terra Gotta in mortar, per
cubic loot ;...,.....; loo pound
s. dry. per cubic foot. 1870 pound
sandstone work. partly
dry, per cubic foot ...lso pound
Granite. marble. per cubic
c,a.. aoot .:.....:t:.. $50 pound
Siating, per square 100 feet 500 pound
Lath and plaster. one side.
per square foot t..... 10 noupd
4-ply felt and gravel roof i5 pound
Section 33. ROOFS IN FIRE lin
IT'S. Hereafter any roof or anv m r
thereot constructed or placed m an,
building or structure within Tho Ar
limits, shall be of tin, slate or som
otner non -combustible material
Section "a. ELEVATOR SiiAETs
me enclosing walls of elevator aha ~
shall In all cases be built Of ,nr"r,
bustible material '"eo"'
Section 35. SKYLIGHTS Ann VEN
IlLAToRS; All skylights hsreartc
constructed within the fire Iin,its 10
oe constructed of iucombnetitI 80.
terial and glazed with glags N.Y., Ia.
than double strength SkvlIgI,. Io
lated a AZ the foot of light c9nrf. N
llght wells shall be mad. ai,n
pr;,sma,ie ,i;sn lights in iron frames !" !"
wire giass not less than one fniIrtb y
an men thick set In metallic gr.m,a. -
anu where the latter arc IN,
shss snail be protected from Sa,,tn.
ouies by wire netting pIar.d ~
.eSs tnan six inches above ~
ana rlgidly supported on Inn ns,s
tons such netting to b.. na1 auCn
not less In size than No W. VII
NOT coarSer than one ar5 'u mess