Below is a list of the typical types of plant that you might expect to find at the above:

Air Pressure Plant e.g. Air Receiver
Hot Water Heating/Supply Systems
Cranes e.g. Overhead Travelling, Swing Jib Crane
Fork Lift Trucks
General Lifting Plant e.g. blocks and tackle, slings etc.

Local exhaust ventialtion plant e.g. dust and fume extraction General Electrical/Mechanical Plant e.g. Motors, Pumps Electrical Installations e.g. Fixed Wiring