Regimental Aid Post

• Few metres behind the front line in a shell hole or dugout

• First aid

• Men walked

Dressing Stations

• 350 metres from the RAP in tents, dugouts, large buildings

• Main dressing station - 1 mile behind advanced dressing station

• Men got there in horse drawn ambulances/stretcher bearers

Casualty Clearing Station

• Seriously injured men

• Surgical wards

• Wooden huts

• Mobile x ray units

Base Hospitals

• Turned into specialist hospitals to treat common injuries

• Large buildings

• Close to transport networks

• X ray departments