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Product Highlights
- Secures beam-to-post joins - Connects Armco barriers to RSJ and Z-posts.
- High-strength fixings - Crash-rated bolt with two washers for stability.
- Essential safety part - Maintains system integrity during impact.
Alternative Products
SKU AR3831.
The Armco Lap Bolt is a fundamental fixing used to assemble metal barriers and traffic protection systems. Designed for Armco configurations, this bolt secures the connection between Safety Barrier Beams and either RSJ or Z-Posts. Each unit includes two washers and is sold individually to match installation scale.
Used across car parks, industrial yards and logistics depots, this lap bolt plays a crucial role in crash barrier installations. It supports structural continuity during impact, helping to prevent beam displacement and uphold system reliability in high-risk areas.
- Critical fixing component – Required for securing every post-to-beam join in an Armco barrier.
- Crash-tested compatibility – Designed for use with HERMEQ RSJ and Z-Posts.
- Washer set included – Supplied with two washers for proper tension and surface protection.
- Corrosion-resistant – Zinc-plated or galvanised steel for outdoor use.
- Universal application – Suitable for any standard HERMEQ Armco barrier layout.
Whether you're building a new traffic barrier layout or replacing damaged parts, this Armco Lap Bolt ensures seamless integration with HERMEQ’s complete crash barrier system. It is commonly used in B2B safety-critical environments where structural failure is not an option—logistics parks, construction depots, factory entrances and public service yards.
This bolt fits precisely with HERMEQ’s Straight Corrugated Beams and Curved Beams, ensuring secure joins throughout your crash barrier installation. Pair it with RSJ Bolt-Down Posts or Z-Posts to maintain durability and alignment. Also recommended for use alongside our Barrier Corners, Fish Tail Ends and Pedestrian Ends.
HERMEQ stock a wide range of Armco components to support your barrier layout, including Straight Corrugated Steel Beams, Fish Tail Ends and Pedestrian Ends enabling complete site protection.
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Contact our team via phone 0800 043 2520, email sales@hermeq.com or use our live chat feature between 8:00am & 17:00pm for help discovering our range.
- One bolt required per post connection when installing Armco systems.
- Supplied individually to match the precise number of connections needed.
- Each bolt includes two washers for optimal post and beam compression.
- Protects system integrity during vehicle collisions.
- Designed to integrate with HERMEQ crash barrier components.
Lap bolts like this are a foundational requirement for constructing compliant armco barriers in traffic-heavy environments. Their strength and reliability ensure continuous system strength under operational stress or impact. From delivery depots to municipal car parks, using the right fasteners reduces liability and prolongs system lifespan.
This bolt is ideal for retrofits, expansions or new installations and is compatible with all HERMEQ fittings, making it a universal safety product across industries managing vehicle traffic risk. HERMEQ’s hardware range includes all matching nuts, bolts and anchor systems to simplify ordering and installation.
What is an Armco lap bolt used for?
It connects the safety barrier beams to posts, forming the structure of an Armco crash barrier system.
Do I need a lap bolt for each post?
Yes, one lap bolt is required for every post connection within the Armco barrier run.
Does the bolt come with washers?
Yes, each unit includes two washers to ensure a secure and safe fit.
Is this bolt compatible with other barrier systems?
It is designed specifically for HERMEQ Armco components including RSJ and Z-Posts.
