The main type of THW unit (about two out of three) is one of two Bergungsgruppe (1st and 2nd Rescue Groups), equipped with heavy tools like hydraulic cutting devices, chain saws, and pneumatic hammers. Their Vehicles are the Gerätekraftwagen 1 (GKW 1) for the 1st Rescue Group and the Mehrzweckkraftwagen (MzKW) or the older Gerätekraftwagen 2 (GKW 2) - which is scheduled to phased out - is for the 2nd Rescue Group.
The Fachgruppen (Technical Units) include:
Räumen (Debris Clearance),
Elektroversorgung (Electricity Supply),
Wasserschaden / Pumpen (Water Damage / Pumps),
Wassergefahren (Water Hazards),
Ölschaden (Oil Pollution),
Trinkwasserversorgung (Water Supply and Treatment),
Brückenbau (Bridge Building),
Führung und Kommunikation (Command, Control and Communication), and
Ortung (Search and Detection).