450 x 450mm Composite Access Chamber Cover & Steel Frame

Specifications

Product Type: Manhole Cover & Frame
Installation Type: Solid Top Cover
Brand: Clark Drain
Clear Opening: 450mm x 450mm
Internal Frame Depth: 70mm
Overall Frame Size: 551.5mm (L) x 551.5mm (W) x 110mm (D)
Load Rating: B125
Application: Street Lighting, Traffic Signals
Material: Sheet Moulded Composite Compound Cover
Galvanised Steel Frame

This 450x450mm Solid Top Manhole Cover is manufactured from a high quality composite material that is not subject to rust and corrosion. Designed for use with 450x450mm access chambers, it has a fully galvanised steel frame, with a 70mm inset depth, making it suitable for installation in tarmac, concrete, paved areas, and grass verges. This cover is designed to withstand a 12.5 tonne (125kN) test load for use in B125 loading, power cable access applications and is marked with a “Traffic Signals/Street Lighting” badge.

Product Features at a Glance:

• Manufactured to BS EN 124.
• B125 load rating.
• Load tested to 12.5 tonnes (125kN).
• Non-ferrous composite cover is resistant to chemicals, deformation, rust and corrosion.
• Supplied fitted with long-life stainless steel locking screws.
• Integral lifting keyholes with cover-caps to reduce debris ingress.
• Frame skirt provided with fixing holes to securely attach frame to chamber.
• Badged "Traffic Signals/Street Lighting".

Many manhole applications require manhole lids to be non-conductive. For telecommunication and electrical utility applications, Clark Drain manufacture their covers from a non-ferrous composite material for this reason.

Clark Drain Composite Manhole Covers

Established in 1963, Clark Drain have become technical experts and leaders in the design, manufacture, and distribution of access solutions and drainage products for the construction industry. They work with merchants, civil engineers, contractors, and architects to provide products with a focus on quality, cost effectiveness, and commitment to service excellence.

Their extensive range of B125 composite manhole covers are designed for easy and safe manual removal during use. They are ideal for access to sewage systems, underground pipework, electrical ducting and communication networks.

Features & Benefits:

• Covers are black in colour and marked “Clark-Drain” with “Traffic Signals” or “Street Lighting” badging.
• A slip resistant cover with a PSRV value of 60 suits both low risk pedestrian traffic, cyclists or equestrian use and potentially high risk sites, specified (Part 5 HA 104/09).
• Composite material is resistant to chemicals and is not subject to rust and corrosion.
• Frames are galvanised to BS EN 1461.
• Composite material has no scrap value acting as a theft deterrent.

Please Note: All images shown are used for illustration purposes only and may differ from the actual product supplied.

*Gross Plated Weight