USACE-Albuquerque District’s John Martin conduit project results in much needed maintenance and repairs
Mineralization and debris buildup in air vents can be seen in this photo. The air vents were cleaned out after being inspected in June 2020. The removal of the buildup allows the vents to function as designed.

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Photo by: USACE |  VIRIN: 200601-A-A1412-003.JPG