35 Ill. Adm. Code 174.203
Required Documents
Section 174
Section 174.203 Required
Documents
a) The applicant shall maintain the following documents and make
them available for Agency inspection at reasonable times in accordance with
Ill. Rev. Stat. 1981, Ch. 111½, par. 1004(d).
b) The applicant shall adopt by ordinance and maintain standard
specifications for material and workmanship for the design and construction of
sewer lines, mains and appurtenances. These standards shall be at least as
stringent as Agency standards which have been promulgated in the Agency's
Recommended Standards for Sewage Works and Design Criteria for Pressure Sewer
Systems, 35 Ill. Adm. Code 374.
c) The applicant must maintain an atlas or other documentation of
the sewage collection and treatment system owned and operated by the applicant
which shows the items listed in Subsection (c)(1).
1) This shall show all known parts of the system including but
not limited to:
A) the location and names of all streets, stream crossings and
named water courses;
B) public water supply wells, treatment works, intake structures
and storage tanks;
C) sanitary sewers, combined sewers and storm sewers if tributary
to combined sewers, pumping stations, and forcemains, indicating size of
sanitary and combined sewers, trunk sewers and interceptor sewers and capacity
of pumping stations;
D) on system overflow points;
E) sewage works, lagoons and on-system excess flow treatment
units;
F) subsurface disposal fields;
G) flood plains and storm water retention basins.
2) This documentation shall be provided with an index.
3) If the information required by Subsection 174.203(c)(1) is not
available at the time of the application, the applicant shall develop updated
documentation containing these requirements when it applies for renewal.