4-1-14-2: GENERAL REQUIREMENTS:
   (A)   Plat Of Survey With Application: A plat of survey shall be submitted with a building permit application. The plat of survey shall be prepared by a registered land surveyor of the State of Illinois and include topographical data showing existing contours at vertical intervals of not less than two feet (2'), proposed changes in contours, proposed foundation and elevations and other land improvements within the platted property and surrounding properties. Topographical data shall refer to true USGS elevation standards.
   (B)   Spotted Survey Required: Two (2) copies of a spotted survey will be required within fourteen (14) days after the foundation is placed on the lot. The spotted survey shall include the true USGS elevations of the top of foundation wall and existing grade of curb, sidewalk or existing grade of street or roadway. It shall also include all building setbacks from the property boundaries. No construction will be permitted past the decking over the foundation except for water, sanitary sewer and related items unless such survey has been filed and approved by the Department of Community Development staff.
   (C)   Final Grading Survey Required: Two (2) copies of a final grading survey will be required no less than four (4) days prior to the request for final occupancy. The final grading survey shall include topographical data showing final contours at vertical intervals of not less than two feet (2') based on true USGS elevation standards. A certificate of occupancy will not be issued until the final grading survey is approved by the City Engineer.
In any residential zoning district, no permit may be issued for additional work if there remains uncompleted other work on the premises for which a building permit has been issued for more than twelve (12) months.
   (D)   Duration Of Permits:
      1.   Duration: The duration of a building permit shall be one year from the date of issuance.
      2.   Permit Extensions: Upon approval of the building official, a building permit may be extended for a period not to exceed six (6) months on payment of fifty percent (50%) of the original building permit fee.
      3.   One Permit Limit: No more than one building permit shall be issued for a property unless construction required under the first building permit continues at a reasonable level.
      4.   Suspension Of Permit: Any building permit issued, but under which no work has commenced within six (6) months after issuance of the permit, or if the authorized work is suspended or abandoned for a period of six (6) months after the time of commencing, the permit shall expire by its own terms. The permit must be surrendered to the building inspector within ten (10) days after its expiration, and fees paid therefor shall be forfeited to the City. Upon such surrender, fifty percent (50%) of the total permit fee shall be refunded.
   (E)   Contractor Registration Requirements:
      1.   All contractors shall obtain a City contractor's license. This shall include all subcontractors. The Darien contractor's license year runs from May 1 to April 30. There is an annual fee with a one-half (1/2) year fee after November 1.
      2.   Electrical contractors shall give evidence of good standing by supplying a copy of the registration with any other city, county or state jurisdiction in Illinois.
      3.   Plumbing contractors must be licensed with the State of Illinois and shall submit a copy of their license.
      4.   Roofing contractors must be licensed with the State of Illinois and shall submit a copy of their license.
      5.   All contractors, except for plumbers, roofers, lawn sprinkler and fire alarm contractors, shall submit the following to the City:
         (a)   A ten thousand dollar ($10,000.00) license bond. The general contractor may submit a twenty thousand dollar ($20,000.00) license bond in lieu of separate bonds on each subcontractor.
         (b)   A certificate of liability insurance.
         (c)   Sixty dollar ($60.00) annual fee.
      6.   License bond requirement may be waived where the owner of a single-family house is acting as a general contractor.
   (F)   Construction Vehicle Driveways: For any construction which does not include a hard surface for construction vehicles, a stone driveway must be laid within five (5) days of the placement of a foundation on a property.
   (G)   Erosion Control Devices: Erosion control devices such as silt fencing or hay bales shall be erected around the perimeter of any property under construction which includes earthwork.
   (H)   Sidewalk Construction Required Along Major Arterial Streets:
      1.   The City shall not issue any building permits for construction taking place along "major arterial streets", as defined hereafter, unless the applicant for the building permit and the owner of the property shall execute an acknowledgement that no occupancy permit for the building or structure will be issued unless sidewalks, constructed in accordance with the ordinances of the City, are installed along such major arterial streets prior to the occupancy of the building or structure. In lieu of the installation of the sidewalk prior to occupancy, and at the option of the City, the owner of the property may post a cash deposit with the City equal to the then current cost of installing the sidewalk or such other security acceptable to the City. This cash sum or other security shall be retained by the City until such time as it is most convenient for the City to install or to have installed such sidewalk segment either singly or as part of a larger sidewalk construction program. If, at the time the sidewalk is eventually installed, the cost of installing the sidewalk shall exceed the amount of the cash sum or other security posted, the owner shall be obligated, upon thirty (30) days' written notice, to increase the amount of that cash sum or other security in an amount sufficient to enable the City to install or to have installed the sidewalk. In the event that the cost of installing the sidewalk shall be less than the cash sum or other security deposited with the City, the amount of such excess will be returned to the owner after the sidewalk is installed and all costs for the installation of the sidewalk have been paid.
      2.   For the purpose of this subsection, "major arterial streets" within the City shall be defined as follows:
         Bailey Road.
         Cass Avenue.
         Clarendon Hills Road.
         Lemont Road.
         Manning Road.
         North and South Frontage Roads.
         Plainfield Road.
         Route 83.
         75th Street.
         83rd Street.
      3.   Any person who violates any provision of this subsection (H) shall upon conviction thereof be fined not less than fifty dollars ($50.00) nor more than five hundred dollars ($500.00). Every day upon which a violation of this subsection (H) takes place shall be deemed to be a separate offense.
   (I)   Permitted Hours Of Construction:
      1.   No construction for which a building permit is required under this chapter shall commence before the hour of six thirty o'clock (6:30) A.M. or continue after the hour of ten o'clock (10:00) P.M. on Monday through Friday, or commence before the hour of seven thirty o'clock (7:30) A.M. or continue after the hour of ten o'clock (10:00) P.M. on Saturday or Sunday.
      2.   Any person who violates any provision of this subsection (I) shall be fined not less than fifty dollars ($50.00) nor more than five hundred dollars ($500.00) for a first offense. Any person who violates any provision of this subsection (I) a second or subsequent time shall be fined not less than one hundred dollars ($100.00) nor more than five hundred dollars ($500.00). In addition, violation of this provision may be deemed cause for revocation of the building permit. (Ord. 0-43-12, 12-17-2012; amd. Ord. 0-15-18, 8-6-2018)