The Detroit times., 1914-10-14

pounds per square inch OF net
section with cells horizontal ana
shall have not more than sixty
(60qt) per cent hollow space.
binary tile shall have crushing
strength OF not less than one thou
sand, seven hundred nifty iLIool
pounds per square inch OF net sec
ton with cells vertical and one
thousand (1,ooo) pounds pc,
square inch with cells horizontsi
~ (60So) per cent hollow space.
All other tile shall be considered
soft and shall not be used In
bearing walls
ARTICLE X
Sec 4. LENGTH OF COLUMNS,
POSTS AND PIERS, No free stand
ing or built-in column. post or
pier, shall exceed ed the he, fo, .,Ss on
diameter to the height withont
being anchored, stayed. or tied
by beams or girders In at least
two CD directions. at right an
giles To each other:
Brick or hollow tile piers. j TO ~
Wood posts--short. .,....i TO 10
Cast-iron columns--short.. ! TO 20
Cast-iron columns--long 70 ~
s's sse. s s pmnhnsoNRY. SAFE i, LOAD.
AhoWaoIc soAo ioeS ~
Brick work--Lime mortar. seven
ca tons per square foot.
Brick work-Lime and cement
mortar. nine 60 tons per square
Brick work--Lims and Portland
Cement mortar, eleven CID tons
Portland Cement mortar. fifteen
(15) tons per square foot.
! When the entire walls and piefS
! are built OF pressed or paving
brick. the loads may be Increased
not to exceed twenty I2OT) per
cent OF the above.
Hollow tile. hard--Portland Ce-
ment mortar with not more tnan
ten (loseD per cent migrated nms
cells vertical twenty GOD tons
per square foot net section; Cells
horizontal twelve CID tons per
square foot net section.
Hollow tile. ordinary-Portiand
Cement mortar with not more
than ten no%I per cent nyara nnS
one-half el2hl tons. square foot
net section. cells horizontal seven
lS) tons per square foot net sec
ton.
Bubble stone work-Lime NOR
tar. Ave (5) tons per square toos
hubble stone work-Lime and
cement mortar. seven CD tons per
RubbIe stone work-cement.
eight ts) tons per square foot
Bubble stone work--Portlano
cement. ten tip tons per square
foot. -
concrete--cement. eight tS
tons per square foot.
concrete footing-Portland Ce-
ment. thirty t3o) tons per square
Secs. g. HOLLOW TILE. Hollow
tile meeting the requirements OF
Article TX. Section 3. may be USED
In construction of bearing. en-
closing and partition walls under
the following conditions:
Gar The thickness or wall shall
not be less than that given In Ar
ticle XVI. Section 2.
Obj The working stress shall
not be greater than that given
In Section 5 of this article.
tel, Hard tile may De used IN
stories in height.
Ordinary tile may be used In
buildings not TO sxceed two
stories in height. soft>sile may
be used only in interior non-bear~-
auirements OF Article Is, Section
Id All tile shall be laid in
MOI tar not inferior TO that spect-
fed in Section 81 OF this article
and shall be carefully 6edded IN
with Joints broken at every
course. When vertical web con-
struction In used In buildings
more than two stories high some
special provision satisfactory 20
the Department Of s sSornnss i ssd
ding Of vertical webs.
Je) Tile walls faced with brick
shall have a header course every
tenth course, but not TO exceed
thirty In. otherwise the brick FAC.
ing shall not be regarded az part
ings TWO stories or less In height
metal wall ties every eighteen
TO inches I'm each direction may
be substituted for header courses.
tD In calculating stress: only
those vertical webs In verucai
alignment with vertical webs be-
low may be considered as carry
ing loso
Sec. g. FOUNDATIONS. No
foundation wall shall be built up
be built on fiIed ground. except
for frame buildings not over two
stories I'm height. Foundations
shall be proportional for the ac-
tuai average load they will carry
in the completed and occupied
DOWN 10 sand. gravel. hard clay or
rock. except where piles are used.
Every building within the city
limits except sheds. and except
frame buildings not over twenty
Ave (25l feet high from sill TO
plate. shall have foundations Of
brick, stone. iron, steel or con-
crete laid on solid ground. or up
on piles or ranging timbers. when
solid earth or rock Is not found.
Buildings of classes and not
over two CD stories high may
have foundations OF hard hollow
tile. coated with not less than
five-eights t5-s OF an inch of
Portland cement mortar or other
water-proofing material Of equal
value
sheds and frame buildings not
from sill to plate may be set on
cedar posts not less than eight
(s) inches In diameter. or on iso-
lated concrete posts not less than
eight (Sb inches In diameter. or
on masonry piers not less than
twelve Ci2) inches by twelve tis)
Sec. 10 DRAINAGE AND
FROST. Before the walls OF any
building are carried above the
foundations. the cellar OF base
ment shall be connected with the
street sewers. and such cellar or
basement shall be protected from
dampness with drain tiles.
Should there be no sewer In
streets. or IL the cellar or base
ment II below the sewer level.
proper provtsions shall be made
20 prevent water accommodating In
the cellar OF basement TO the In
Jury OF the foundation.
All foundation walls are 10 he
protected against damage from
The roofs of all buildings shall
be-provided with proper metallic
leaders for conducting the water
way from the roofs I'm such a
manner as shall protect. the walls
and foundations OF such buildings
or Of adjacent buildings from In
jury. In no case shall water from
such leaders be allowed TO low
upon adjoining walls or premises.
or upon the Sidewalks. but shall
be conducted by proper pipes TO