2006/01/11 Council Agenda Packet

5 6. The first version of the survey base map will be submitted electronically to the City for review to determine conformance with City standards for sheet size, layout, layer conventions,etc. 7. Set additional temporary bench marks at each street intersection. Maximum distance between temporary benchmarks will be 500 feet in distance or 20 feet in elevation. Temporary benchmarks will be established at locations that have no likelihood of being disturbed during construction. 8. Show spot elevations on hard surfaces on a separate layer. 9. Show and identify all physical improvements, including traffic control and lane striping that is visible on the surface within right-of-way or easement lines. 10. Show invert elevations of storm drain pipes, sanitary sewers,catch basins and manholes. 11. Show property lines from GIS data provided by the City and field check street addresses. 12. Show topography lines at 1-foot intervals on roadways, easements, alleys and other areas where new combined sewers will be constructed. 13. Show control points with elevations and point numbers. Identify monuments based on field book number, page and number,per City Surveying and CAD Standards. 14. Survey cross-sections of the streets and alleys at approximate 50-foot intervals between right-of-way lines. In addition, provide survey points with elevations at all adjacent building finish floors, driveways, garage entries, sidewalks and other existing improvements that would need to be considered in design of surface stormwater runoff and pavement restoration. 15. Survey significant features within and adjacent to the right-of-way or easement, such as trees within cross-section limits, driveways, driveway aprons, walkways, retaining walls, etc. Show all known utilities including individual service lines,water meters, curb stops, water and gas valves, manholes, catch basins, power poles, buried power lines, etc. Survey painted utility locate marks, coordinate survey with utility locate personnel. Provide inverts of pipes for catch basins and manholes (lid elevations,all incoming/outgoing pipes). 16. Survey the pothole and pavement core locations(if any) for inclusion on the base maps. 17. Stake project baselines @ 50' stations. Use "PK" nails in asphalt and nails in gravel areas. Nails shall include"shiners"and paint marking. 18. Establish reference points for right-of-way and survey control monuments in the project area. Should any monuments be disturbed by the construction contractor,the construction contractor shall replace the monument including case and cover and the Contractor will re-mark the point and document the final survey monument data. The Contractor will obtain any necessary permits including the Department of Natural Resources(DNR)"Application for Permit to Remove or Destroy A Survey Monument" for any monument that is anticipated to be removed or destroyed during construction. City Responsibilities: 1. City crews to locate and surface mark all water service connections in advance of field surveys. 2. Provide monument location index and blank survey field books. 14 Sewer System Replacement"H" Dec 16,2005 Amendment 3,Scope of Services Page 5 550502(UP3206)