Free trader-journal and Ottawa fair dealer. (Ottawa, Ill.) 1920-1927, 1922-04-26

Par % THAT after excavation fol
subgrade Is completed, the owner,
OF all ear tracks located in any of the
streets or parts of streets herein de
scrihcd, which are To he improved
shall adjust such tracks to the lines
and grades of said street in such q
manner that the top OF their rails shall
he at least six CO inches above the
top of the ties.
Par. -. THAT all OF the aforesaid
pavement herein mentioned shall rest
upon foundation Of cement concrete
having a uniform thickness of iouI
, CA inches after being woll tampcd
and compuctcd, Above this roundu
/ tion shall be placed one Cd inch
sand cushion with wearing surface
of best quality reprcsscd yitrilied
brick The brick shall be three 60
inches in depth, four 90 inches in
width and eight aud ouchalt $50
/ inches in length The brick shall
have a double bowel or bulge of three
thirty seconds (3-32) of an inch on
each end, making the extreme length
OF the brick eight and eloycu.six-
tecnths 6 ll.l6l inches when meas.
ured over the bulges, The variations
IN the dimensions shall not exceed
one-elghth 90 OF an inch in width or
depth, nor more than ouofuurth 90
OF mn inch In length, provided that
slretchor block and filler specials Of
q type and quality similar 20 the Mel
sDHliiie block aud specials Shall I've
used along the inside OF the rails Of
all railways and street railways All
brick shall be first class PAYERS and
shall be thoroughly auncalpd, tough
and durable, regular In size and even
~ burned When broken they shall
show q dense, stone.liko body, free
from lime, large air pockets, marked
Nominations or cracks which would
tend TO weaken the structure. The
brick shall not lose OF their weight
more than twcuty.three l23l per cent
when subjected to the Rather test
conducted IN accordance with the
standard specifications for paving
brick adopted by the American Socie.
~ for Testing Materials in 1918. The
surface Of the brick after they have
poen rolled and inspected shall be
swept clean and filled with an as.
phalt filler as soon after the rolling
as possible. All brick shall be fllcd
and completed, on The day on which
they are laid.
That at all street intersections the
vitrifcd brick shall be laid Railways
at an angle of forty.fvc (i5) degrees
TO the center lines of the streets: that
between the rails Of all railways and
street railways the brick shall be laid
Railways parallel with the rails; at all
other points said brick shall be laid
railways at right angles to the center
lines OF said streets and in true lines
All brick shall be laid so as to break
in Joints at least three CD inches with
the brick in the adjoining row. and in
no case shall less than one.fOurth
90 brick be used. That the asphalt
filler shall conform to the following
PUBLICATIONS. 1t shall contain not
less than ninety-nine and five tenths
C995l per cent pure asphaltic bitumcn,
absolutely free from pitch or coal tar
products, and composed Of not more
than seventy-ono C7) per cent nor
ass than siXty-scven 900 per cent
petroleum, and not more than thirty
three l@3) per cent nor less than TWEEN
ty-nine t2y) per cent asphaltum. The
specific gravity Of the filler shall be
more than ninety.nine $3.50 at sixty
600 degrees Fahrenheit. The melting
point shall not be less than tive hun
bred ten t2lO) degrees Fahrenheit or
by capillary tube tests it shall not
commence 10 melt below o." y" ed
O95l degree Fahrenheit
nor commence to run h"jH" $50 hun
ired fifteen (2l5l d"~r'" lahrenhe,t
The asphalt shall wcir'' 10! less than
jeven and One-half '7ia) pounds and
not more than eight aad one-fourth
$50 pounds to the gallon, at TEN.
)erature of sixty tG0j degrees Fahren-
lett. and it shall remain duCtle at all
temperatures, shall be absolutely
proof against water and street liquids,
shall adhere firmly to The brick be
)iable rather than rigid, thus pro
riding for expansion ana contraction
md traffic conditions The asphalt
1ller shall be heated in suitable got.
lie equipped with a thermometer,
which will register the temperature
If the contents at all times The as
)halt filler, shall, at no time, be heat
ID to greater temperature than its
lashpoint nor poured at tempera-
IRE of less than three hundred 5000
leerees. Fahrenheit. In order to in.
,,,,, GI1,r will oJbnrn