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D400 KM CD534 Manhole Covers

Designed and engineered using the latest parametric software to exceed the requirements of EN124:2015 and National Highways’ DMRB CD 534 (version 0.1.0).

D400 (Group 4) ductile iron access covers, suitable for use in areas where cars and lorries have access, including carriageways, hard shoulders and pedestrian zones. Capable of withstanding a 400kN (40 tonnes) test load.

Price range: £150.00 through £465.00

Product Code: CDSD4HW004BASE

Description

D400 KM CD534 Manhole Covers

The D400 KM CD534 manhole covers are engineered for strength and reliability in demanding highway and infrastructure applications. Designed to meet the requirements of CD 534 and manufactured to deliver consistent performance, these covers are suitable for high-traffic environments including highways, urban roads, and commercial developments. Available in practical configurations such as the 600 x 600 D400 cover and 675 x 675 D400 cover, the range provides dependable access solutions where durability, safety, and compliance are essential.

Benefits

  • Secure Locking System – Prevents unauthorised access while allowing quick and efficient removal during inspections or maintenance
  • Precision-Engineered Frame – Minimises movement and displacement under heavy traffic, ensuring long-term stability
  • Integrated Lifting Points – Improve handling efficiency and support safer installation and removal
  • Anti-Slip Surface – Enhances pedestrian and vehicle safety, even in wet or contaminated conditions
  • Durable Construction – Manufactured from ductile iron with a corrosion-resistant coating for extended service life

Features

  • Clear openings: 600 x 600mm and 675 x 675mm
  • Load class: D400
  • Designed to meet CD 534 requirements
  • High-strength ductile iron construction
  • Anti-slip surface finish
  • Secure locking mechanism
  • Suitable for high-traffic installations

Applications

D400 KM CD534 covers are ideal for highways, trunk roads, urban infrastructure, and commercial loading areas where a 600 x 600 D400 cover or 675 x 675 D400 cover is required. These units are particularly well suited to locations exposed to continuous traffic and demanding operational conditions.

Explore the Range

Browse our full range of compliant ductile Iron covers to explore additional sizes, load ratings, and access solutions for a wide range of infrastructure applications.

Contact Us

To specify the correct manhole covers for your project, contact us for expert advice and nationwide supply.

Additional information

Sizes

600 x 600mm, 675 x 675mm

Depths

100mm, 150mm

Downloads

ENDURANCE 600x600x100
  ENDURANCE 600x600x150
  ENDURANCE 675x675x100
  ENDURANCE 675x675x150