Mandatory Signs

Construction Mandatory Signs provide clear instructions about actions that must be followed on construction sites and temporary work areas. Also known as mandatory safety signs, PPE requirement signs or site instruction signs, they help ensure workers, contractors and visitors understand the safety precautions required before entering hazardous environments.

Commonly used by principal contractors, developers, construction companies, facilities managers and local authorities, mandatory signs reinforce essential safety procedures and support effective site management.

Typical installation locations include site entrances, welfare facilities, access routes, plant areas, scaffolding zones, loading bays and operational work areas where specific safety measures must be followed.

Manufactured in the UK and available in durable materials suitable for indoor and outdoor use, construction mandatory signs help create safer workplaces by communicating important safety instructions clearly and consistently.

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Keep site entrance clear mandatory safety sign

Keep Site Entrance Clear Sign


Ensure entrances remain unobstructed to maintain safe and efficient site access at all times.
• Instructs that site entrances must be kept clear
• Ideal for construction sites, warehouses, and industrial facilities
• Clear white text on blue background for high visibility
• Available in durable Rigid Plastic (1mm) and Self Adhesive Vinyl
• Helps prevent access issues and supports smooth site operations
£6.86
Close these gates at night mandatory safety sign

Close These Gates At Night Sign

Remind staff and visitors to close gates at night to maintain site security and safety.
• Instructs that gates must be closed at night
• Ideal for construction sites, industrial premises, and gated areas
• Clear white text on blue background for strong visibility
• Available in durable Rigid Plastic (1mm) and Self Adhesive Vinyl
• Helps improve security and reduce unauthorised access risks
£6.86
Health And Safety At Work Act 1974 Sign with white mandatory symbol and safety message on blue background

Health And Safety At Work Act 1974 Sign

Clearly informs people entering the premises that they must comply with regulations under the Health and Safety at Work Act 1974.
• Reinforces the requirement to comply with workplace health and safety regulations
• Suitable for workplaces, offices, construction sites and public buildings
• Bold white text and symbol on a blue background provide excellent visibility
• Available in Rigid Plastic (1mm), Rigid Plastic 1mm (Self Adhesive Back), Rigid Plastic (2mm), Rigid Plastic 2mm (Self Adhesive Back), Self Adhesive Vinyl and Recyclable Correx ® (4mm)
• Helps reinforce legal obligations and promote a safer working environment
£6.86
Safety Starts Here Sign with white safety symbol and text on blue background

Safety Starts Here Sign

Promotes workplace safety awareness with a clear Safety Starts Here message, helping encourage responsible behaviour and a safety-focused environment.
• Reinforces a safety-first message for staff and visitors
• Suitable for entrances, warehouses, factories and staff access points
• Bold white text and symbol on a blue background provide excellent visibility
• Available in Rigid Plastic (1mm), Rigid Plastic 1mm (Self Adhesive Back), Rigid Plastic (2mm), Rigid Plastic 2mm (Self Adhesive Back) and Self Adhesive Vinyl
• Helps improve safety awareness and encourage responsible behaviour on site
£4.88
You Must Scan Your Finger Print Here Prior To Entering The Site Sign

You Must Scan Your Finger Print Here Prior To Entering The Site Sign

Clearly instructs authorised personnel to scan their fingerprint before entering the site, helping reinforce biometric access control procedures.
• Instructs personnel to scan their fingerprint before entering the site
• Suitable for high-security sites, offices and restricted areas
• Clear wording and prominent fingerprint symbol provide strong visibility
• Available in Rigid Plastic (1mm), Rigid Plastic (2mm) and Recyclable Correx ® (4mm)
• Helps maintain site security and restrict unauthorised entry
£7.36
Use Hand Sanitiser Sign with blue mandatory hand sanitising symbol

Use Hand Sanitiser Sign

Clearly instructs staff and visitors to use hand sanitiser to support good hygiene practices and help reduce the spread of germs.
• Instructs people to use hand sanitiser to maintain good hand hygiene
• Suitable for workplaces, healthcare settings, public areas and hygiene-controlled environments
• Clear blue mandatory symbol and bold text provide quick recognition
• Available in Rigid Plastic (1mm), Rigid Plastic 1mm (Self Adhesive Back), Rigid Plastic (2mm), Rigid Plastic 2mm (Self Adhesive Back) and Self Adhesive Vinyl
• Helps reinforce hand sanitising procedures and promote cleaner shared environments
£2.71
CSCS Cards Required To Work On This Site Sign with CSCS card graphic

CSCS Cards Required To Work On This Site Sign

Clearly informs workers that CSCS cards are required to work on the site, helping reinforce access requirements for construction personnel.
• Informs workers that CSCS cards are required to work on the site
• Suitable for construction sites, building projects and work zones
• Bold white text on a blue background provides clear visibility
• Available in Rigid Plastic (1mm), Rigid Plastic (2mm) and Recyclable Correx ® (4mm)
• Helps reinforce site access requirements and qualified workforce procedures
£7.36
Close it lock it mandatory safety sign with padlock symbol

Close It Lock It Sign

Ensure doors, gates and access points are properly secured with this clear mandatory sign.
• Reinforces the need to close and lock access points
• Suitable for construction sites, warehouses and restricted areas
• Bold white text and symbol on blue for high visibility
• Available in durable Rigid Plastic (1mm) and Self Adhesive Vinyl
• Helps improve site security and prevent unauthorised access
£6.86
Hoist gates must be kept closed mandatory safety sign

Hoist Gates Must Be Kept Closed Sign

Ensure hoist gates remain closed at all times to maintain safety and prevent accidents in hazardous work areas.
• Instructs that hoist gates must be kept closed
• Ideal for construction sites, warehouses, and industrial facilities
• Clear white text on blue background for high visibility
• Available in durable Rigid Plastic (1mm) and Self Adhesive Vinyl
• Helps reduce risk and enforce safe working practices
£6.86
Keep to access routes mandatory safety sign

Keep To Access Routes Sign

Direct staff and visitors to stay on designated access routes to maintain safety and site organisation.
• Instructs that access routes must be followed at all times
• Ideal for construction sites, industrial facilities, and workplaces
• Clear white text on blue background for high visibility
• Available in durable Rigid Plastic (1mm) and Self Adhesive Vinyl
• Helps improve safety by guiding movement and reducing risks
£6.86
Keep Clear mandatory safety signs pack of 10 with blue background and white text

Pack of 10 Keep Clear Signs

Ensure areas remain unobstructed with this pack of 10 highly visible Keep Clear mandatory safety signs.
• Instructs individuals to keep designated areas clear at all times
• Ideal for warehouses, access routes, fire exits, and industrial sites
• Bold white text on blue background ensures excellent visibility
• Available in rigid plastic and recyclable correx materials
• Supplied in a cost-effective pack of 10 for wider coverage
£140.59
Get The Thumbs Up Construction Safety Sign for plant operator awareness

Get The Thumbs Up Construction Safety Sign

Encourages clear communication between workers and plant operators by reminding personnel to ensure operators know they are there.
• Reinforces awareness between ground workers and plant operators
• Suitable for construction sites, industrial yards and plant areas
• Bold graphics and clear wording provide strong visibility
• Available in Rigid Plastic (1mm), Rigid Plastic (2mm), Self Adhesive Vinyl and 4mm Recyclable Correx ®
• Helps reduce the risk of accidents involving moving plant equipment
£6.76