Airman 1st Class Keifer Donovan, 436th Civil Engineer Squadron pavement and equipment apprentice, uses a pickaxe to break up rock and gravel in a trench June 3, 2019, at Dover Air Force Base, Del. The trench will be 3 feet 11 inches deep in order to properly drain water away from the 436th Security Force Squadron’s building at the main gate. (U.S. Air Force photo by Airman 1st Class Jonathan Harding).
CAMERA
NIKON D810
LENS
24.0-120.0 mm f/4.0
APERTURE
4
SHUTTERSPEED
1/640
ISO
64
No camera details available.
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