On May 1, 2017 students attached to Combat Engineer Officer course 4-17 (CEO 4-17) use a concrete float and shovels to smooth the concrete added to a form. CEO students learn how to calculate concrete production during this course at Marine Corps Engineer School in Camp Lejeune, N.C. Pictured from left to right: Second Lieutenants Camden Smith, Daniel Asheim, Andrew Shrader, and Jonathan Lapadula.

On May 1, 2017 Second Lieutenant Andrew Shrader, a Marine attached to Combat Engineer Officer course 4-17 (CEO 4-17); nails 2” x 4” boards together to create a form used to facilitate concrete pouring. CEO students learn how to calculate concrete production during this course at Marine Corps Engineer School in Camp Lejeune, N.C.

On April 19, 2017 Gunnery Sergeant Whitson, a Marine instructor with Combat Engineer Instruction Company (CEIC); supervises Combat Engineer Officer course 4-17 (CEO 4-17) students installing a 12 foot AM-2 Mat. CEO students learn how to install tactical landing surfaces called AM-2 Matting. Pictured from left to right: Gunnery Sergeant Timothy Whitson, Second Lieutenants Andrew Shrader, Camden Smith, Jonathan Lapadula, Daniel Asheim, Joshua Keeven, and Ryan Christmas.

On April 19, 2017 Second Lieutenant Daniel Asheim, a Marine attached to Combat Engineer Officer course 4-17 (CEO 4-17); compacts the soil in the simulated crater subgrade using a compactor. CEO students learn how to execute an expedient crater repair using various tools in the Airfield Damage Repair kit.

On April 19, 2017 Second Lieutenant Ryan Christmas, a Marine attached to Combat Engineer Officer course 4-17 (CEO 4-17); removes the uneven corners of a spall with a concrete drill. CEO students learn how to repair spalls and crater damage on an airfield utilizing tools from the Airfield Damage Repair kit at Marine Corps Engineer School aboard Courthouse Bay, Camp Lejeune, N.C.