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STAKING SHEET - UNDERGROUND Company: OPTK Networks Exchange: Grand Island CONSTRUCTION PROJECT NOTES 1. The State. County. City personnel shall be notified a minimum of fort' eight (48) hours in advance of initial project construction. 2. The utility company and the contractortsl are responsible to have at least one person on the job at all limes. that is 'site supervisor' certified. 3. The contractor shall adhere to the current permit and contract specifications. 4. The locations of all aerial and underground utility facilities may not be indicated on the project plans. The contractor is required to contact the Nebraska and Colorado 811 one cat notification center (dial 8111 forty-eight (48) hours prior to working in the city right of way. No excavation will be permitted in the area of the underground utilities until all facilities have been located and identified to the satisfaction of all parties. The contractor shall be responsible for protection of all underground and aerial utilities and infrastructure. 5. Whenever underground facilities are in close proximity to the proposed pathway location or whenever the vertical location of the underground facility is unknown, the contractor shall use special measures to determine the locations of such underground facilities. a If the contractor is conducting the excavation by digging from the surface. when in a close proximity to the underground facilities. the contractor shall use hand digging. hydro excavating. or air excavating to locate such facility. b. If the contractor is conducing the excavation by tunneling or boring. the contractor shall determine the vertical location of the underground facility by potholing or any other method approved by the director of public works and utilities 6 Project plans shall dimension new facilities being installed 7. Unless agreed to in writing in advance the depth of instated facilities in city and county row shall be at a minimum as follows a. Forty-eight (48) inches in sot b. Forty-eight 1481 inches below a projected slope from the flow tine of a ditch at a three (31 horizontal and one 111 vertical slope. c. Forty-eight (481 inches under a roadway measured from the surface of said roadway to the top of the installation d. Sixty 160) inches under a storm water or creek channel design bottom or pipe, and e. Maintain a minimum of twenty-four (241 Inches of vertical and horizontal spacing from existing utilities. f Be located as far from the existing or proposed curb line as possible to avoid potential future conflicts. B. All non -street surface materials that are disturbed by excavation and backfilling operations shall be replaced and restored 6. City and county street surface materials disturbed shall be backfilled. tamped and repaved by city or county forces or approved paving contractor. 10. If sidewalk. wheel chair ramps or any portion of the pedestrian facilities are removed of closed. a pedestrian detour shall be established and maintained during the time of the closure and the entire pedestrian facility shall be restored within seventy-two (721 hours, unless the contractor provides a hard surface alternate route approved by the city or county 11 All pedestrian detours and any reconstruction of pedestrian facilities shall meet current Americans with Disability Act (ADA) standards and specifications. 12 All pedestrian detours shall be part of an approved Traffic Control Plan ITCP) '3 All holes made in the streets for the purpose of performing vacuum excavations to locate underground utilities shall be restored to their onginal condition with the reinstated core flush with and in the original orientation as the existing surface matching existing pavement surface appearance. 14. When the contractor is not actively working. all equipment. fencing, debris. etc. Shall not be placed within the triangular area required for sight distance of vehicles exiting or entering an adjacent property or intersection. All excavations shat be adequately fenced and covered when contractor is not present or project site left unattended. 1! 16. No lane closures allowed on arterial streets during AM and PM peak hours. 17. All work zone traffic control, including pedestrian control measures. shall be in compliance with the MUTCD and ADA 18. The contractor shall maintain a set of "as built" plans on site with dimensioning. These plans shall be presented upon request. 19. Final "as -built" plans shall be filed with city andror county within 30 days of the cormpietron of the project 20. The contractor shall follow construction standards pertaining to the lateral corridor facility placement and minimum depth requirements and clearance requirements of other facilites 21. A current State. County, or City permit shall be maintained on each work site by the contractor The contractor shah present such permit upon request. 22. Any field adjustments to installation of facaities, which vary from the plans that have been submitted and approved during the permit application process, shah comply with the following a The contractor must stop work immediately and contact the facility owner of the proposed changes b. The facility owners representative shall contact the city, county or state right-of-way constriction msper-tox and provide them with the details. c. The ROW inspector will make a determination on how to proceed. This determination may range from approval over the phone or via email to delaying the protect until pians can be updated and appropriate review can be conducted 23 Stake mounted warning signs and marker posts (13114531 to be placed where appropriate. 24. All conduit and fiber is to be installed at the back of the roadway ROW unless otherwise noted 25. Leave 120' loops (60' tails at splice points) for mainline fiber in vaults