Construction Work / Unauthorised Entry Site Signs | Construction Signs
Product Summary
Enhance the safety and compliance of your construction site with our highly visible
Construction Work / Unauthorised Entry Site Signs. Designed specifically for high-risk areas, these construction site safety signs deliver a clear and unmistakable message to anyone approaching your site: construction work is in progress, and unauthorised entry is strictly prohibited. Ideal for use in a wide range of environments including building sites, road works, and civil engineering projects, these signs play a vital role in communicating hazards and enforcing site access rules.
Whether you’re protecting workers, contractors, or members of the public, these signs support essential health and safety protocols. They are a must-have addition to your site’s safety signage strategy, complementing other key signs such as
men at work signs and
safety first signs.
Material & Print Options
Our Construction Work / Unauthorised Entry Site Signs are manufactured using durable materials suitable for both indoor and outdoor use. Choose from two high-quality material options to match your site conditions and mounting preferences:
- Adhesive Vinyl: A flexible, self-adhesive option ideal for smooth surfaces such as metal, glass, or painted walls. Quick to apply and resistant to weathering.
- 3mm Rigid PVC: A robust and weather-resistant option perfect for harsher outdoor environments. Suitable for mounting on fences, hoardings, or signposts.
All signs are printed using high-resolution UV-resistant inks to ensure long-lasting visibility, even in tough site conditions.
Installation Info
Installation is simple and adaptable to your site’s requirements. These signs can be mounted to a variety of surfaces including:
- Perimeter fencing
- Temporary barriers
- Walls and hoarding panels
- Stanchion sign holders
Please note:
fixings are not included with this product, allowing you to choose the most appropriate mounting solution for your site.
Delivery & Lead Times
We understand that safety signage is often needed urgently. That’s why we offer reliable and flexible delivery options:
- Standard Delivery: 5 working days
- Express Delivery: Available 72-hour, 48-hour, and next-working-day options (cutoff times apply)
Need help with your order? Our UK-based customer support team is available 18 hours a day to assist with product queries, bulk orders, or delivery scheduling.
Why Choose This Sign
Our Construction Work / Unauthorised Entry Site Signs are an essential part of any site manager’s toolkit, offering a reliable and professional way to:
- Reinforce site safety by clearly indicating construction zones
- Prevent unauthorised access to hazardous areas
- Comply with HSE regulations and site safety standards
- Coordinate with other construction zone signs for a unified safety message
With bold text, high-contrast colours, and universally recognised warning symbols, these signs ensure your safety regulations are clearly communicated at all times.
Whether you're updating your site’s signage plan or outfitting a new project, these signs integrate seamlessly with other essential construction site safety signs such as
men at work signs and
safety first signs.
Order your Construction Work / Unauthorised Entry Site Signs today to ensure your site remains safe, compliant, and clearly marked for all workers and visitors. Protect your team and your site with signage you can trust—from Construction Print, your trusted partner in construction safety signage.
