Article 1
Area offices and establishments
Ambulance stations
Civil engineering depots
Coal depots
Coal laboratories
Coal preparation plants
Coal stocking grounds
Electricity distribution installations
Estate and house maintenance depots
Generating plants
Granaries (for foodstuffs for pit ponies)
Headquarters—controlled offices and establishments
Medical centres
Mineral processing plants
Pumping stations
Railway sidings and other places associated with the operation of railways
Regional offices and establishments
Rescue stations
Road transport depots
Shipping staithes and wharves
Stone and dust disposal and treatment plants
Timber impregnation plants
Training centres
Waterworks
Workshops, stores and plant pool depots.