The D400 Manhole Cover, measuring 1220 x 675 mm with a 100 mm frame height, is a robust solution designed for areas subjected to high-speed and heavy traffic, such as carriageways, highways, and industrial zones. Manufactured from high-quality ductile iron, this cover is engineered to withstand loads up to 40 tonnes, ensuring durability and reliability in demanding environments.
Key Features
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Dimensions: Clear Opening: 1220 x 675 mm; Frame Size: 1460 x 895 mm; Frame Height: 100 mm.
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Load Capacity: Class D400, capable of withstanding up to 40 tonnes, suitable for areas with heavy vehicular traffic.
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Design: Double triangular pattern with a non-rock three-point suspension system, enhancing stability and safety.
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Compliance: Manufactured to BS:EN124 Class D400 standards, ensuring high performance and safety.
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Material: Ductile iron construction provides strength and resistance to wear and corrosion.
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Installation: Easy to install with a secure fit, suitable for both new and replacement installations.
Applications
Ideal for use in:
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Main roads and carriageways.
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Highways and expressways.
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Industrial and commercial areas with heavy machinery.
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Pedestrian zones requiring durable access solutions.
Benefits
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Enhanced Safety: The non-rock design reduces the risk of accidents caused by unstable covers.
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Long-Term Durability: Ductile iron construction ensures a longer service life, even under heavy traffic conditions.
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Cost-Effective: Reduced maintenance and replacement costs due to the cover’s durability.
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Compliance Assurance: Meets international standards for load-bearing and safety.
Why Choose Our D400 Manhole Cover?
Our D400 manhole cover offers a reliable and durable solution for areas with high-speed and heavy traffic. With its robust design and compliance with international standards, it ensures safety and longevity, making it a cost-effective choice for infrastructure projects.
| Family: | Municipal |
| Product Type: | Access Covers |
| Certified Class: | D400 |
| Standards: | EN124 |
| Surface Finish: | Anti-slip surface |
| Clear Opening Length (Hinge Side): | 1220 mm |
| Clear Opening Width: | 675 mm |
| Flange Outer Length: | 1370 mm |
| Flange Outer Width: | 825 mm |
| Frame Height: | 100 mm |
| Weight: | 162 kg |
| Cover/Grating Shape: | Triangular |
| Hinged: | No |
Ductile iron manhole cover specifications and parameters
| Parameter | Specification/Value |
|---|---|
| Material | Ductile Cast Iron (Grade 500-7) |
| Standard Compliance | EN 124, BS 497, ASTM A536, ISO 1083 |
| Shape | Round, Square, Oval |
| Load Rating | A15, B125, C250, D400, E600, F900 (EN 124 load classes) |
| Load Bearing Capacity | 1.5 – 90 tons (depending on the rating) |
| Size (Diameter/Length) | 300mm – 1500mm (depending on type and design) |
| Thickness of Lid | 20mm – 60mm (depending on the load class) |
| Weight | 10 kg to 150 kg (depending on size and class) |
| Cover Surface | Smooth, Anti-slip, Textured for grip |
| Corrosion Resistance | Excellent, with epoxy coatings or bituminous treatment |
| Gasket Type | Rubber, Neoprene, EPDM |
| Sealing Mechanism | Bolt-down, Locking system, Hinged |
| Drainage Holes | Yes, optional (for water drainage) |
| Coating Type | Bitumen coated, Epoxy coating, Hot-dip galvanizing |
| Temperature Resistance | -30°C to +150°C (depending on coating type) |
| Fire Resistance | Flame-retardant (meets local standards for fire resistance) |
| Noise Level | Low noise design for urban areas |
| Ventilation | Optional vented covers for gas or sewage systems |
| Color | Black, Gray, Custom colors available |
| Manufacturing Process | Sand casting, Lost wax casting, Centrifugal casting |
| Edge Type | Flat, Raised, Beveled, or Reinforced edges |
| Bearing Surface | Cast iron, Epoxy, Stainless Steel (optional) |
| Longevity | 50+ years with proper maintenance |
| Environmental Compliance | RoHS, REACH, and other regional environmental standards |
