What must be displayed near a fuel tank installation site?

Displaying proper warning signs indicating the presence of flammable materials is essential for safety at a fuel tank installation site. These signs serve a critical function by alerting workers, visitors, and emergency responders to the potential hazards associated with fuel storage and handling. The presence of flammable materials poses a risk of fire and explosion, making it vital for everyone in the vicinity to be aware of these dangers.

Warning signs help to inform individuals about the types of materials stored, the precautions that need to be taken, and the emergency procedures that should be followed in case of an incident. This proactive approach to safety not only helps prevent accidents but also ensures compliance with safety regulations and standards, thereby protecting both personnel and property.

In contrast, while temporary construction signs, information about the contractor, or signs about nearby services might be relevant in certain contexts, they do not address the immediate safety concerns posed by the flammable materials associated with fuel tanks. Therefore, focusing on proper warning signage aligns directly with the primary goal of ensuring safety in environments where hazardous materials are present.