A combat engineer is a type of soldier who performs military engineering tasks in support of land forces combat operations. Combat engineers perform a variety of military engineering, tunnel and mine warfare tasks, as well as construction and demolition duties in and out of combat zones.
Royal Engineers preparing site for a bridge in Afghanistan
Buffalo MRAP (Mine Resistant Ambush Protected Vehicle), a common vehicle used to uncover improvised explosive devices (IEDs) by combat engineer units
The IDF Caterpillar D9 armored bulldozer is used for a variety of combat engineering tasks, including opening routes, demolishing structures, digging antivehicular ditches, and constructing vehicle fighting positions.
A land mine, or landmine, is an explosive weapon concealed under or camouflaged on the ground, and designed to destroy or disable enemy targets, ranging from combatants to vehicles and tanks, as they pass over or near it.
Examples of anti-personnel mines. Center: Valmara 69 (a bounding mine); right: VS-50
Swedish FFV 028 anti-tank-mines of the German Bundeswehr (inert versions)
Illustration of the "self-tripped trespass land mine" from the Huolongjing