El Paso herald. (El Paso, Tex.) 1901-1931, 1917-04-04
PART III
STRUCTURAL PROM SIONS.
Quality of TIaferf.ls


Quality of Materials
Section g All materials used in the con
struction OF buildings shall be Of good quail
4 meet the requirements Of the American So
ciety for Testing Materials and structural
metal shall be IN accordance with he stand,
ard specifications Of the Association Of
American Stsel Nan, ianuf 2, s.
J Section 10 All stresses used in building
/ construction shan be calcluated stresses Que
J 10 the total dead loads and the applied live
! leads The allowable factors or units Of
/ safety or the dimensions Of each piece OF
| building o- structure shall he ascertained bv
computation according TO the rules p-e-
scribed nv the standard modern authorities
! on strength OF materials applied mechanics
and enEi neer17g practice; a copy OF said
computations Shali pe submitted 10 me
. Building Inspector IL required By him The
- - %
! he IN accorcanee VITA me methods nre-
scribed in tie handoooks q the standard
floor and Roof Loads.
g. seton II The desq ioags ~ aii 4i:i-a-
7is-l u -
walls. Iioors- r"1Is paTultonS ana an De.-
rnanpLr construction the live variable
iSaes sn2n cg9slst o. an soa9s olnsr En-
dead loads livery Iioor snail be OF sum
Gent strength TO bear safely the weight to
weight of the materials o. winch the Iioor
IS composed IL TO be usec as a dwelling
motel OF looginE mouse. each Lloor snaii De
CT sufficient strength in ali o. Us par.s 70
surfaca not less than fiftv f50l pounds II
he used FOR office PURPOSES not less thar
five Ie5l pounds. II 70 be used a school
or place OF instruction. stable. o. carriage
house not less tran sixty toe' pounds: II
70 be used as d place Of public assem- oiaEe;
T. be used for ordinary stores. light manu-
facturing and light storage. not less than
- USE as q sore Mnrie nettt iiisitri LIS
are kept OF stored warehouse Or factory.
pounds. The strength OF factory floors in
tended to carry running machinery shall be
section r. proportion to the degree Of vibra-
tory impulse liable 10 be transmitted 10 the
Inspector The roofs o. ali buildings hsv-
ing a pitch Of less than twenty degrees
pounds per square foot Of the surface in
addition To the weight OF the materials com
20 degrees the live load shall be assumed
al thirty pounds per square foot measured
tween the curb and area lines she live load
shall he taken a. two hundred teeol pounds
ProDOrtiOnment of Loads.
Section l. Every column post or Other
strength to bear safely the weight Of the
portion OF each and every floor depending
strength Of columns in office. store. stable.
public and similar buildings. over five stories
the live loads five Der cent for each sue
ceeding floor below the top floor until fifty
per cent Of the live loads fixed bv Section
II IS reached when such reduced loads
shall be used for all remaining floors All
beams and girdsrs shall be calculated 10
support the full live and dead loads. Proper
provision shsli be MADE FOR eccentric load Z
any structure wall. girder. or beams dur
INK the erection. finishing. alteration or .
repairing OF any structure or any part Z
thereof shall be built Of sufficient strength .
10 safely carry the load TO be placed thereon. I
and snail be satisfactory 20 the Building 3
safe Loads on Soils.
Section 13. When no test Of the sustain !
soiIs. Excluding mud al Inc bottom 81 the
nal h. fol - IN
The following loads to the superficial foot. =
Soft clay. one ton per square FOOT ordi-
nary clay and sand together. in LAYERS. wet
. i sDri9 ny two tons { per square f9oS oam
tiff rTsrel or hard CLAW, fou- IONS Tsr
,ouare foot or as ofherTise determined bv
made Of the SUSTAINING mover OF the soiT
he Building Inspector shall be notified so
r bv representative The report Of Inc
est shall be filed in the office Of the Build
When a doubt arises as TO the safe sus-
luildinE is 70 be erected. the Building In
pector may order borinFs 70 be made or
he soil by and at the expense OF the owner
4 the proposed building.
'ressure Under FOotinTs of Foundations
Section Il The loads eNerung pressure
ngs more than three stories in height are
o be computed as follows. using live loads
established bv this Code:
For warehouses and factories. they are to
e the full dead load and fun live load
sta blished BY Section II OF this Code: in
torres ana buildings Tor light manufa curing
urposes. and II churches. schOolhouses and
laCes OF public assembly or amusement. the
I'll dead load and seventy-five DER cent OF
he live load: in office buildings. hotels. |
Dartment hotels. dwellings. apartment ,
ouses. tenement houses. lodging houses and
tables they are TO be the full dead load :
nd sixty Der cent Of the live load. Foot
lgs shall be so designed that the loads will |
e nearly uniform as possible and not in /
Zeess Of the safe bearing capacity Of the
safe Loads for Masonry.
Section Is The safe bearing load 10 ID l J
Is 20 brick work shall be taken az eight
ms per superficial foot when lime mortar
used eleven and one-haf tons when ,
me and cement mortar Is used. fifteen /
ms when cement mortar is used The .
lfe bearing load to apply 20 rubble stone I
ORR shall be taken at five tons Der super I
cial foot when lime mortar Is used: seven :
ms when limo and cement mortar mixed {
used: eight tons when cement mortar P,
her than Portland is used. and ten tons I ,
men Portland cement mortar IS used The I :
lfe bearing load TO apply to concrete shall | !
taken At eight tons Der superficial foot I s,
hen other than Portland cement is used / "
nd fifteen tons when Portland cement is