Caution - Men At Work - Lightweight Self Standing Sign - Safety Signs by Caledonia Signs

Used to alert passers-by and workers to active work taking place in the immediate area, helping to prevent accidents and maintain a safe environment. It serves as a visible warning that maintenance, repairs, or construction tasks are ongoing, and that extra care should be taken when moving through or near the zone.

This sign is commonly used in offices, warehouses, construction sites, public buildings, retail environments, and outdoor areas where temporary work—such as electrical maintenance, plumbing, painting, or facility repairs—is being carried out. It is especially important in high-traffic zones to reduce the risk of interference, trip hazards, or unintentional entry into work areas.

The lightweight, self-standing design makes the sign easy to transport, position, and store. Its freestanding format ensures it can be quickly deployed without installation, ideal for short-term tasks or mobile work crews.

In summary, a “Caution – Men at Work” lightweight self-standing sign is a vital safety tool that promotes awareness, prevents accidents, and supports regulatory compliance by clearly communicating that work is in progress in a given area.

Materials Explained

Below is a more detailed description of the materials this particular safety sign is available in. Helping you decide which sign option is most suitable for your application.

Fluted Polypropylene: A lightweight, cost-effective, and highly versatile material ideal for temporary signage. Its corrugated structure provides excellent rigidity and strength while remaining easy to handle and install. Resistant to water, chemicals, and UV exposure, it performs well in both indoor and outdoor environments. 100% recyclable, making it an environmentally conscious choice for short-term construction projects and events. Its smooth surface allows for high-quality print finishes, delivering clear and vibrant graphics at a low cost.