2022-05-02_REVISION - M2014063 - Laserfiche WebLink

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EXHIBIT "A" Minimum Guidelines for Construction near Black Hills Energy Natural Gas Operated Pipelines and Facilities Construction • The Encroaching Party shall be solely responsible for informing its contractors of Black Hills Energy's requirements including but not limited to the terms of any written encroachment agreement • The continued integrity of Black Hills Energy's Pipelines and facilities and the safety of all individuals in the area of proposed work near Black Hills Energy's assets or operations are of the utmost importance Therefore,the Encroaching Party or their contractor must meet with Black Hills Energy representatives prior to construction to provide and receive notification listings for appropriate area operations and emergency personnel. Black Hills Energy's on-site representative will require discontinuation of any work that in Black Hills Energy's opinion, endangers the operations or safety of personnel, Pipelines or facilities • The Contractor must expose all Black Hills Energy transmission and distribution Pipelines (using hydraulic excavation or another method consistent with best management practices)prior to other surface work to determine the exact alignment and depth of the Pipelines A Black HMIs Energy representative must be present, unless approved in writing in advance. In the event of parallel pipelines, only one pipeline can be exposed at a time • Black Hills Energy will not allow Pipelines to remain exposed overnight without consent of Black Hills Energy designated representative Contractor may be required to backfill Pipelines at the end of each day • A Black Hills Energy representative shall do all Pipeline locating. A Black Hills Energy representative shall be present for hydraulic excavation The use of probing rods for Pipeline locating shall be performed by Black Hills Energy representatives only, to prevent unnecessary damage to the Pipeline coating. • Notification shall be given to Black Hills Energy at least 72 hours before start of construction A schedule of activities for the duration of the project must be made available at that time to facilitate the scheduling of Black Hills Energy's work site representative Any Contractor schedule changes shall be provided to Black Hills Energy immediately • Heavy equipment will not be allowed to operate directly over Black Hills Energy Pipelines or in the Black Hills Energy Easement unless separate written approval is obtained from Black Hills Energy Heavy equipment shall only be allowed to cross Black Hills Energy Pipelines at locations designated by Black Hills Energy and where the Encroaching Party has installed matting consistent with industry standards and best management practices. The Encroaching Party and its contractors shall comply with all precautionary measures required by Black Hills Energy to protect its Pipelines When inclement weather exists, provisions must be made to compensate for soil displacement due to subsidence of tires Equipment excavating within ten (10) feet of Black Hills Energy Pipelines will have a plate guard installed over the teeth to protect the Pipeline • Excavating or grading which might result in erosion or which could render the Black Hills Energy Easement inaccessible shall not be permitted unless the Encroaching Party agrees to restore the area to its original condition and provide protection to Black Hills Energy's Pipeline and facilities, as directed by Black Hills Energy • A Black Hills Energy representative shall be on-site to monitor any construction activities within twenty-five(25)feet of a Black Hills Energy Pipeline or facility The contractor shall not work within this distance without a Black Hills Energy representative being on site, unless approved in writing by Black Hills Energy in advance. Only hand excavation shall be permitted within one (1)foot of Black Hills Energy Pipelines or facilities. Ripping shall not take place unless the position of the Pipeline is known and in no event within ten (10)feet from Black Hills Energy Pipeline or facilities • Temporary support of any exposed Black Hills Energy Pipeline by the Encroaching Party may be necessary or may otherwise be required by Black Hills Energy's on-site representative. Backfill below the exposed Pipelines and 12"above the Pipelines shall be replaced with sand or other selected material as may be required by Black Hills Energy's on-site representative and thoroughly compacted in 12" lifts to 95% of standard proctor dry density minimum or as otherwise required by Black Hills Energy's on-site representative This is to protect against stresses that maybe caused by the settling of the Pipeline Reference- O&M Procedure Page 3 of 4 Distribution local 10117