(a) On being advised that a permit application is subject to flood control requirements, the issuing department shall require the applicant to submit the following information, which the issuing department shall transmit to the commissioner of buildings, to the extent not included in the original application, as an additional condition to issuance of the requested permit:
(i) Design drawings of the site, drawn to scale showing the property line dimensions;
(ii) Existing grade elevations and all changes in grade resulting from excavation or filling in connection with the proposed development;
(iii) The location and dimensions of all buildings, additions to buildings and other structures to be added to the site in connection with the development;
(iv) The elevation of the lowest floor (including basement) of all proposed buildings subject to the requirements of Section 16-6-060 of this chapter; and
(v) Upon request, certification by a registered professional engineer that the proposed development complies with the requirements of this chapter.
(b) Applicants filing applications for manufactured home parks, annexation agreements, planned developments, subdivisions, and additions to manufactured home parks and subdivisions, which are greater than five acres or five zoning lots, whichever is lesser, shall furnish to the commissioner of planning and development:
(i) A signed statement by a registered professional engineer that the plat or plan accounts for changes in the drainage of surface waters in accordance with the Illinois Plat Act, as amended. A copy of the statement shall be provided to the commissioner of water management for review and approval;
(ii) Base Flood Elevation Data. Where base flood elevation is not available from an existing study filed with the I.D.N.R./O.W.R., the applicant shall be responsible for calculating the base flood elevation and submitting it to the I.D.N.R./O.W.R. and to F.E.M.A. for review and approval.
(Added Coun. J. 6-28-91, p. 2766; Amend Coun. J. 12-11-91, p. 10978; Amend Coun. J. 6-29-05, p. 51811, § 1; Amend Coun. J. 11-19-08, p. 47220, Art. VII, § 1; Amend Coun. J. 11-17-10, p. 106597, Art. IX, § 10; Amend Coun. J. 11-16-11, p. 13798, Art. II, § 6; Amend Coun. J. 11-8-12, p. 38872, § 240; Amend Coun. J. 11-26-13, p. 67481, Art. I, § 26)