The role of the Commando Logistic Regiment (CLR), Royal Marines is to provide second line Combat Service Support to 3 Commando Brigade. It is 3 Commando Brigade's dedicated logistic unit and provides all second line Combat Service Support to the force, supporting it with a constant re-supply chain from initial assault to the final phase of any operation. CLR is unique in that it is able to provide essential supplies for front-line Commando units for the initial 30 days of any operation by the transfer of stores from ship to shore – making it totally self-sufficient. "A formation's combat capability is defined by its ability to support itself logistically on operations. The organised control, distribution and availability of material will directly influence the Commander's ability to achieve his objective." Personnel Personnel are mainly drawn from the Royal Navy, but include some from the Army all have the opportunity to pass the All Arms Commando Course whilst serving with the regiment. Royal Marines Band Service members also serve with the regiment in their secondary operational roles. Organisation Based at RM Chivenor in North Devon, the Commando Logistic Regiment role is to ensure the re-supply of ammunition, water, fuel and food, known as "combat supplies" to the ground forces, and provide specialist services to sustain the brigade's operations. The regiment is divided into Squadrons: Headquarters Squadron Headquarters Squadron (HQ Sqn) is the biggest and most diverse Squadron within the regiment. When fully manned, it has just over 200 personnel spanning 8 departments. Its primary role is to co-ordinate the command and control function of logistic distribution, relaying stores information by computer from ship to shore and collating field requirements from forward units and assessing their priority of order for delivery or recovery. The Squadron is also responsible for providing what is termed 'first line' or initial support to the Regiment. Equipment Support Squadron The Equipment Support Squadron provides the second line repair and recovery for all the equipment used by 3 Commando Brigade. The repair of equipment can range from a rifle through to the replacement of entire engines systems. While the Squadron is primarily manned by Royal Marines, it also contains some Army personnel, from trades such as Vehicle Mechanics, Armourers and Metalsmiths. Operating in small teams, these personnel are trained to repair and recover all vehicles used by the Brigade. The Squadron ensures that vehicles are repaired as close to