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STAKING SHEET - UNDERGROUND Company: OPTK Networks Exchange: CONSTRUCTION PROJECT NOTES The State County. City personnel snail be notified a minimum of forty eight 1481 hours in advance of initial project construction. 2. The utility company and the contractor(sj are responsible to have at least one person on the job at all Times, that is 'site supervisor' certified. 3- The contractor snail adhere to the current permit and contract specifications 4 The locations of all aerial and underground utility facilities may not be indicated on the protect plans The contractor is required to contact the Nebraska ana Coioraoo 811 one call notification center (dial Bi 11 forty-eight (481 hours pnor to working in the city nght of way. No excavation will be permitted In the area of the underground utilities until all facilities have been located and identthea to the satisfaction of all parties. The contractor shall De responsible for protection of all underground and aerial utilities and infrastructure. 0. 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 facilites. a If the contractor is conducing the excavation by digging from the surface when in a close proximity to the underground facilites the contractor shall use nano digging hydro excavating. or air excavating to locate such facility. b. If the contractor is conducting the excavation by tunneling or boring, the contractor snail 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 wntng in advance me depth of installed facilities in city and county row shall be at a minimum as follows a Forty-eight (461 inches in soil b. Forty-eight (461 inches below a protected slope nom the flow line of a ditch at a three 131 honzontai 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 c Sixty (801 inches under a storm water or creek channel design bottom or pipe. and e. Maintain a minimum of twenty-four (241 incnes of vertical and horizontal spacing from exisbng utilities f Be located as far from the existing or proposed curb line as possible to avoid potential future conflicts 8. All non -street surface matenals that are disturbed by excavation and backfilling operations shall be replaced and restored 0. Cay and county street surface rnatenals disturbed shall be oackfilled, tamped and repaved by city or county forces or approved paving contractor t 0 if sidewalk. wheel chair ramps or any portion of the pedestrian facilities are removed or dosed, a pedestnan detour shall be established and maintained dunng the time of the closure and the entire pedestrian faulty shall be restored within seventy-two (721 hours. unless the contractor provides a hard surface alternate route approved by the city or county AN pedestrian detours and any reconstruction of pedestrian facilities shall sheet current Amencans with Disability Act (ADA) standards and specifications. 12 AN pedestrian detours shall be part of an approved Traffic Control Plan (TCPj. 13. AN 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 onentation 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 entenng an adjacent property or ,ntersecten. if, AN excavations shall be adequately fence° and covered when contractor is not present or project site left unattended. It 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 vett) 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. 16. Final "as -built' plans shall be filed with city arid: or county within 30 days of the completion 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 facilities. A current State, County. or City permit shall be maintained on each work site by the contractor. The contractor shall present such permit upon request 22. Any field adjustments to installation of facilities, which vary from the plans that have been subMetea and approved during the permit application process. shall comply with the following. a The contractor must stop wort immediately and contact the facility owner of the proposed changes b The facility owners representative shall oontact the city. county or state nght-of-way construction inspector 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 project until pans can be updated and appropriate review can be conducted 23 Stake mounted warning signs and marker posts (B -M531 to be placed where appropnate 24 Ali conduit and fiber is to be installed at the back of the roadway ROW unless otherwise noted. 25. Leave 120' loops (80' tails at splice pointsl for mainline fiber in vaults