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STAKING SHEET - UNDERGROUND Company: OPTK Networks Exchange: CONSTRUCTION PROJECT NOTES The State, County. City persannei shah be notified a minmum of forty eight i481 tours 1n advance of intwl project construction. 2. The Witty company and the contractor -is) are responsible to have at least one person on the job at all times. that is 'site supervisor' cert0ted. 3. The contractor shall adhere to the current permit and contract speaficatwns 4 The locations of all aenai and underground utility facilities may not be indicated on the project plans. The contractor is requred to contact the Nebraska and Colorado 811 one can notification center (dal 8111 forty-eight (48) hours prior to wortup in the city night of way No exavaton wll be permitted in the area of the underground utilities until at faaimes have been located and identified tome satisfaction of all parties. The oontractor shall be responsible for protection of all underground anti aerial utilities and infrastructure. Whenever underground facilities are in close proximity tome proposed pathway location or whenever the vertical locaton of the underground facility rs unknown. the contractor shall use special measures to oetennme the locations of such underground facilities. a. a the contractor is conducting tree excavation by digging from the surface when n a close pro.rmity to *nit underground facdibes. the contractor shah use hand digging. hydro excavating, or air excavating to ocate such facility. b. tf the contractor is conduWng the excavation by tunneling or bonny. the contractor shall determine the verbdal location of the underground featly by potholing or any other method approved by the director of public worts and utilities 8. Project plans Shan dimenson new facilites being nstalled 7 Unless agreed to in wntng n advance the depth of installed tacitties n city and county row snail be at a minimum as follows. a. Forty-eight (48) inches in sal b. Forty-eight (48) inches below a projected slope from the flow line of a ditch at a three (31 horizontal and one (1) vertical slope o. Forty-eight (481 inches under a roadway measured from the surface of said roadway to the top of the nstanaton. d. S«ty (001 inches under a storm water or creek channel design bottom or pipe. and e. Maedam a minimum of twenty -bur 124) inches of vertical and horizontal spacing from existing ublties t. Be located as far horn the existing or proposed curb knees possible to avoid potential future conflicts 8. AN non -street surface maenals that are disturbed by excavation and backhi ng operations shall be replaced and restored 9. City and county street surface matenals disturbed shall be backfiled. tamped and repaced by city or county forces or approved paving contractor 10. If sidewalk. wheel craw ramps or any porton of the pedestran facilities are removed or dosed. a pedestnan detour shah be established and maintained dung the brae of the closure and the enure pedestrian facility Mali be restored within seventy-two 172) hours. unless the ontracor provides a hard surface alternate route approved by the city or county 11. Al pedestrian detours and any reconstruction of pedestnan fealties shall meet current Americans with Drsabrkty Act (ADA) standards and spwficabons. 12. AN pedestrian detours shall be part of an approved Traffic Control Plan (TCP) 13. Al holes Trade in the streets for the purpose of performrp vacuum excavations to locate underground utilities shall be restored to their original condition with the reinstated core Such with and in the ongrnai onenabon as the existing surface matching existing pavement surface appearance 14. When the contractor is not actively worbng. all equipment. fencing. debris. etc Shall not be placed wnth,n the triangular area required for sight Asance of vehicles exiting or entenng an adjacent property or intersection. 15 AN excavatons shall be adequately fenced and covered when contractor 1s not present or project site left unattended. 18. No tan* closures allowed on arterial streets during AM and PM peak hours. 17. All work zone traffic control, including pedestrian control measures, snail ben compliance with the MUTCD and ADA 18. The contractor shall maintain a sett of "as burl[' plans on see with dmensonng These plans snail be presented upon request 19. Final-as-0udr plans seal be filed wen city anctbr county wehn 30 days of the compwbon of the project 20. The contractor shall follow construction standards pertaining to the lateral candor facility placement and minimum depth requirements and dearanoe requirements of other facilities. 21. 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 insahaton of facdiWs, which vary from the plans mat have been submitted and approved dump the permit application process. shal comply with the following'. a The contractor must stop work mmedateiy and contact the facility owner of the proposed changes b. The fealty owners representatrve shall contact 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 hat to proceed- This determination may range from approval over the phone or via email to delaying the project until plans can be updated and appropriate review can be conducted 23. Stake mounted waning signs and marker posts (BM531 to be placed where appropnate 24. All conduit and fiber is to be instated at the back of the roadway ROW unless otherwise noted 25. Leave 120' bops (00' tails at splice pants) for mainline fiber in vaults