Upon approval by the County Engineer of the Improvement Plans and before starting any construction work, the Developer's Engineer shall prepare and submit for review with County Engineer, Summit County Sanitary Sewer and Water or Northeast Ohio Regional Sewer District, an independent estimate of costs by item for construction surveying; construction engineering; construction of roads, sidewalks/walkways, bike paths, traffic control improvements, streetlights, landscaping and street tree plantings, storm and sanitary sewers, sanitary treatment plants, and pumping stations and water supply systems; fire ponds, drainage structures; erosion and sediment control, restoration of land and site cleanup; post construction water quality practices; and other related items. The total estimated cost including labor shall be prepared and signed by the Developer's Engineer. The estimated cost must include an extra ten percent (10%) for contingencies, seven percent (7%) for inspections and an amount for As-Built drawings.(Res. 2008-026. Adopted 3-17-08; Ord. 2015-555. Adopted 12-14-15; Ord. 2015-561. Adopted 1-25-16; Ord. 2023-339. Adopted 11-27-23.)