HomeMy WebLinkAboutOrdinances - O-80-250 - 12/15/1980 - AMEND SUB DEVEL ORDINANCE0-80-250
AN ORDINANCE
BE IT ORDAINED BY THE CITY COUNCIL OF THE CITY OF McHENRY, McHENRY COUNTY,
ILLINOIS, as follows:
SECTION 1. Section VIII of the ordinance commonly known as the
"Subdivision Control Ordinance" of the City of McHenry, Illinois, be
and the same is hereby amended in the following particulars:
(a) Paragraph E4(d)(2) thereof shall read as follows:
(2) Sanitary sewers are to be designed on the
basis of a flow of eleven hundred (1,100)
gallons per day per lot served and an in-
filtration of two hundred (200) gallons
per day per inch -mile of sewer. The sewers
will be designed in such a way as to insure
a minimum velocity of flow of two (2) feet
per second and a maximum velocity of flow
of eight (8) feet per second.
(b) Paragraph E4(d)(3) thereof shall read as follows:
(3) Vitrified clay pipe shall be laid with bell
end upstream and shall be provided with com-
pression joints conforming to ASTM Designa-
tion C-425. Joints in ABS-composite pipe
shall be of the solvent weld type using the
proper chemical solvents. Strengths of pipe
and type of bedding shall be as required to
prevent the supporting strength of the pipe
from being exceeded by the applied loading.
(c) Paragraph E4(d)(4) thereof shall read as follows:
(4) Manholes shall be provided at all changes in
direction or pipe size and in no case further
than three hundred fifty (350) feet apart.
Manholes shall be of the type specified in
State of Illinois Standard Specifications -
1527 - S, Type A. Drop manholes shall be
required where invert elevations differ by
more than two (2) feet.
(d) Paragraph E4(d)(5) thereof shall read as follows:
(5) Sanitary sewers shall be located in the center
of the street right-of-way except when the
City Engineer recommends otherwise and such
recommendation is approved by the City Council.
(e) Paragraph E6(d)(5) thereof shall read as follows:
(9) All pipe shall be cement -lined Class 52 duc-
tile cast iron, or Class 150 (SDR 18) polyvinyl
chloride plastic pipe. Pipe joints may be
push -on bell and spigot type with rubber ring
gasket, except for valves and hydrants, which
shall be mechanical joint.
SECTION 2. This ordinance shall be published in pamphlet form by
and under the authority of the corporate authorities of the City of
McHenry and shall be in full force and effect from and after its passage,
approval and publication as by law required.
PASSED this 15th day of December, 1980.
AYES: Meurer,Schooley, Adams, Wieser, Datz, Harker, Nolan, Peppin
NAYS: None
ABSENT: None
APPROVED this 15th day of December, 1980.
ATTEST:
City Clerk
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