Specifications include, but are not limited to: 3. All data collected shall be in US State Plane Coordinates System, Illinois East zone, NAD-83, NAVD-88, US Survey Feet, as opposed to an arbitrary coordinate system. 4. Provide two Benchmarks at each location (Horizontal and Vertical Control). 5. Cross sections shall include spot elevations (and noted details) at the following locations within the ROW and a minimum of five feet beyond: a. Streets and alleys; label type and show width dimensions of each block measured from edge of pavement to edge of pavement. b. Sidewalk; width and dimensions. c. Curbs; top of curb and flow line elevations. d. Parkways; type on both sides with tree size & locations. e. Driveways: type and geometrics. f. Courtesy Walks or Approach Walks; type and geometrics. g. Fences, Gate Openings, Planters within 2 feet of the ROW.