The Rock Island Argus and daily union. (Rock Island, Ill.) 1920-1923, 1920-04-17

east Iine Of Third tsrd) street ~
said Third (3rd) street is shown
on said replat southerly; thence
easterly to q point ten (l0l FEET
south Of the north line Of Eight
teenth tlSth) avenue extended
easteriy and sixteen and one-ha.f
t16ls) feet east of the west line OF
Fourth 9TH street extendef
southerly.
A concrete storm sewer with \
sixty-six (66) inch opening begin
ring at said last mentioned point;
thence easterly ten (10) feet along
a line that if extended nine hundred
eighty $3.50 feet would pass
through point ten (10) feet south
of the north line of Eighteenth
t1Sth) avenue, said ten (1O feet
being measured along . line at
right angles to the north line OF
Eighteenth QSth) avenue, said
concrete sewer decreasing in size
from q sixty-six 1851 inch opening
to sixty (60) inch opening in a
distance Of ten (1o) feet.
"A segment block storm sewer
with a sixty 900 inch opening be-
ginning at said last described point;
thence easterly $50 feet to point
ten (10) feet south of the north line
of Eighteenth QSth) avenue, SAID
ten (10) feet to be measured along
a line at right angles to said north
line of Eighteenth Q3th) avenue.
A concrete storm sewer with
sixty (60) inch opening beginning
at said last mentioned point; thence
easterly along the extension OF
said last mentioned line ten (10)
feet and decreasing in size to a
flfty-four (54) inch opening in said
ten (10p feet.
A segment block storm sewer
with a fifty-four (54) inch open
ing beginning at said last mention
ed point; thence along curve to
the right with radius Of forty
(40) feet, forty 40 feet to point
&C."
A concrete storm sewer with a
i ffty-four (54) inch opening begin
ming at point &C" as hereinbefore
located; THENCE southerly along a
line tangent to said last above de-
| scribed curve at said last mention
ed point &C" and increasing uni
! formly in size to a seventy eight
7S) inch opening for distance of
twenty (20) feet.
Two t2) wingwalls shall be con-
structed beginning at said last
above mentioned point; thence
southerly for distance OF six
teen 16) feet, said wing
walls shall be six and ono
half t61a) feet apart at the flow
! line at said point of commencement
and spread uniformly until said
| wingwalis are fifteen (15) feet
apart at the flow line at the upper
end of said wingwalls, each wing
, wall to be eighteen 1S) inches
| thick at the base and twelves
, inches thick at the top with a uni
form height of thirteen t1o) feet
j extending down three and one-half
! t31al feet below the flow line, said
! wingwalls to be extended and con-
nected at the lower ends by a
header wall. the entire height of
said wingHalls, twelve 12l inches
thick. enclosing said storm sewer
at said point.
| 4 segment block storm sewer
with d thirty-six (36p inch opening
beginning in the hereinbefore de-
scribed storm sewer at a point four
a, feet south Of the north line OF
the alley in said block 1856 extend
ed easterly and five 10, feet east
of the east line OF Third t5rdl
street extended as said Third t3rdl
street is shown on said replat
southerly; thence along curve to
the right with a radius of forty
| 40, feet. fo-ty-nine t49, feet;
thence souther'y along line tan
gent to said last mentioned curve
at said last mentioned point two
hundred eleven GID feet to a
point b.
A concrete storm sewer with a
thirty-six (S6) inch opening begin
ming at said point "R' as hereinbe-
fore located; thence southerly
along the extension Of said last
above mentioned line terminating
at said point b and increasing
uniformly in size to a forty-eight
l4S) inch opening in distance oil
ten 10D feet.
| Two ca wingwalls shall be con-
strucled, beginning at said last
above mentioned point; Themes
southerly for a distance of twelve
| I'D feet said wingwalls to be foul
"a feet apart at the flow line al
said point Of commencement anG
spreading uniformly until sale
| wingwalls are ten 10) feet apart
at the flow line at the upper enc
OF said wingwalls, each wingwal
to be eighteen (1s} inches thick al
the base and twelve (12) inches
thick at the top with a uniform
height of ten (10) feet extending
down three (3l feet below the flow
line, said wingwalls to be extend
ed and connected at lower ends by
a header wall the entire height Of
said wingwalls, twelve Oh inche:
thick enclosing said storm sewer
at said point.
/ A fifteen u.s. inch vitrified sew
! er pipe storm sewer beginning il
the herinbefore described storm
sewer to be constructed along First
! QsD street. ten (10) feet west Of
the east line of First (1sD street
and thirty-fve 1851 feet north o.
the extension Of the north line o.
, Eleventh (11th) avenue; thence
southerly parallel to the east linz
of First 1st) street six hundred
ninety $500 feet to and to be con
nected with the present storm sew
er at said point.