U.S. Marine Corps photo by CEO 5-16/Released 160419-M-ZZ999-123.JPG
Apr 19, 2016
On April 14, 2016 First Lieutenant Jonathan Lanning Keller, a Marine attached to Combat Engineer Officer course 5-16 (CEO 5-16); uses a sledgehammer to break up a spall in the concrete as part of an Airfield Damage Repair (ADR) practical application. Spalls are broken up to ensure that Pavemend concrete will be able to adequately fill the spall without leaving pockets.
CAMERA
N/A
LENS
APERTURE
SHUTTERSPEED
ISO
No camera details available.
This photograph is considered public domain and has been cleared for release. If you would like to republish please give the photographer appropriate credit. Further, any commercial or non-commercial use of this photograph or any other DoD image must be made in compliance with guidance found at https://www.dimoc.mil/resources/limitations, which pertains to intellectual property restrictions (e.g., copyright and trademark, including the use of official emblems, insignia, names and slogans), warnings regarding use of images of identifiable personnel, appearance of endorsement, and related matters.