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Skyline Abandoned Uranium Mine (AUM)

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access road on south side from staging area to top of Oljato Mesa<br />Date Taken: 4/5/2011<br />Category: Site Photo<br />Latitude: <br />Longitude: <br />Tags:
repository excavation<br />Date Taken: 4/14/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
Tough rock in repository excavation area.<br />Date Taken: 4/18/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
Repository excavation<br />Date Taken: 4/14/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
repository excavation complete<br />Date Taken: 5/5/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
placement of liner bedding soil <br />Date Taken: 5/6/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
placement of liner bedding soil <br />Date Taken: 5/17/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
placement of liner bedding soil complete<br />Date Taken: 5/18/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
geotextile under-liner installation<br />Date Taken: 5/19/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
geotextile under-liner installation<br />Date Taken: 5/19/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
geotextile under-liner installation<br />Date Taken: 5/19/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
HDPE liner installation over geotextile<br />Date Taken: 5/20/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
HDPE liner installation over geotextile<br />Date Taken: 5/21/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
liner anchor trench<br />Date Taken: 5/25/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
HDPE liner installation complete<br />Date Taken: 5/25/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
installation of geotextile over HDPE liner<br />Date Taken: 5/25/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
installation of geotextile over HDPE liner complete<br />Date Taken: 5/26/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
liner installation complete<br />Date Taken: 5/27/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
liner anchoring complete<br />Date Taken: 5/27/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:
installation of leachate collection system piping<br />Date Taken: 5/27/2011<br />Category: Repository<br />Latitude: <br />Longitude: <br />Tags:

access road on south side from staging area to top of Oljato Mesa repository excavation Tough rock in repository excavation area. Repository excavation repository excavation complete placement of liner bedding soil placement of liner bedding soil placement of liner bedding soil complete geotextile under-liner installation geotextile under-liner installation geotextile under-liner installation HDPE liner installation over geotextile HDPE liner installation over geotextile liner anchor trench HDPE liner installation complete installation of geotextile over HDPE liner installation of geotextile over HDPE liner complete liner installation complete liner anchoring complete installation of leachate collection system piping placement of liner cover soil placement of liner cover soil placement of liner cover soil complete excavation at AML repository excavation on upper slope below mine opening Excavation of upper slope below mine Excavator on edge of upper slope Excavation of upper slope below mine Excavation of upper slope below mine Long-reach excavator on upper slope below mine Long-reach excavator on upper slope below mine Long-reach excavator on upper slope below mine Excavation of mine waste on upper slope. Skyline yarder with dredge bucket excavating upper slope below mine opening. Skyline yarder with dredge bucket excavating upper slope Top tower of the skyline cable yarder setting up Top tower of the skyline cable yarder setting up on edge of Oljato Mesa Dozer top anchor for cables of skyline of the system Bottom anchor for mainline of skyline yarder system Skyline yarder top tower set-up complete Loading stockpiled waste in to yarder bucket Skyline yarder bucket flying Skyline bucket at top of the mesa Transfer of waste from skyline bucket to haul truck Skyline transporting waste from stockpile to top of mesa. Skyline cable yarder system moving stockpiled mine waste. Remaining stockpile of excavated mine waste awaiting transport. Skyline yarder system transporting mine waste to top of Oljato Mesa. Skyline hopper flying with Monument Valley in background. access roads on north side of mesa to the TLDA, TSDA, and Arroyo areas in valley floor Overview of valley floor excavation areas Overview of valley floor excavation areas Excavation of the TLDA on the valley floor Arroyo excavation area progress Arroyo excavation area progress Arroyo excavation and stockpile progress Stockpile on valley floor note: high-line cable and bottom excavator anchor Arroyo excavation area progress and stockpile Arroyo excavation area progress and stockpile Excavation of Arroyo area and stockpiled waste on valley floor Excavation of Arroyo area and stockpiled waste on valley floor Arroyo area excavation complete Overview of valley floor areas after excavation and restoration complete. Mine waste in the repository Mine waste in the repository Mine waste in the repository Mine waste in the repository Placement of excavated waste in the repository Placement of excavated waste in the repository Placement of excavated waste in repository. Loading of repository complete. Top HDPE and geotextile liner installation complete. Installation of soil cover over top liner. Excavation on lower portion of Talus slope area Excavation in lower portion of Talus slope area Excavation at top of Talus slope area Excavation in eastern side of Talus slope area Excavation in Talus slope area Talus slope area in relation to upper slope below mine Excavation in eastern side of Talus slope complete Valley floor area after stockpile transport complete and area restored. Runoff waterfalls after storm event near the Skyline site.