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DGH0D4/4545/KHP

Highway D400 Single piece cycle friendly grating Left hand opening 3 flange 450mm x 450mm clear opening with 100mm frame depth

Specification

Stock code Range Clear opening
(mm)		 Base opening
(mm)		 Overall frame
(mm)		 Frame depth
(mm)		 Waterway area
(cm²)		 Options My Wrekin Downloads
DGH0D4/4545/KHP Highway 455 x 455 495 x 495 670 x 590 100 1,068

Features

  • Captive hinges deter theft and allow safe, easy lifting during maintenance.

    Captive hinges

  • Enlarged corners spread loads evenly across the foundation, enhancing reliability and lifespan.

    Enlarged frame corners

  • Gussets dissipate loading stresses effectively, providing long-term durability by preventing damage to the frame and bedding material.

    Gussets icon

  • Integrated keyway frame lifting points provide safe and secure handling.

    Keyway lifting point in the frame

  • Frame holes allow mortar to flow through the flange, creating a strong mechanical bond for added stability.

    Mortar Apertures icon

  • Texturing above and below the flange improves mortar grip and reduces lateral movement and cracking.

    Textured mortar engagement flange surface

  • Complies with CD 534 v0.2.0.

    CD 534 v0.2.0 logo

  • Safety keyways prevent accidental lifting key disengagement during handling for safer operation.

    Safety keyway

Images

Specification

General information

Stock code
DGH0D4/4545/KHP
Primary material
Ductile iron
Range
Highway
Category
Gully grate
Flanges
3

Standards, classes and groupings

Standards
BS EN 124-2
DMRB
MCHW
CD 534 v0.2.0
BS7903
CD 526 (formerly HA 102/17)
BS EN 124 Class
D400
BS EN 124 Group
3
4
Third party certified
Kitemark
CD 526 hydraulic capacity
R

Dimensions

Frame shape
Square
Overall frame (A x B)

670 mm x 590 mm
Clear opening (C x D)

455 mm x 455 mm
Frame depth (E)
100mm
Base opening (F x G)

495 mm x 495 mm
Waterway area
1,068cm²

EPD Data

Total life cycle (cradle to grave)
0 kg CO₂ equivalent
Download EPD Data
BRE Greenbook Live
BRE Verified Logo

Available options

Accessories

Stock code Description My Wrekin
PC/UNIFORM/151076 Uniform chamber adjustment unit 760mm x 100mm x 15mm
PC/UNIFORM/251076 Uniform chamber adjustment unit 760mm x 100mm x 25mm
PC/UNIWEDGE/755012 Uniform support wedge 120mm x 50mm x 75mm
YPCR/U12.5 12.5Kg Unipak® rapid curing polyester resin mortar
YPCR/U25 25Kg Unipak® rapid curing polyester resin mortar
SCREWLIFT Simple and rapid ironwork frame levelling system. Simply push the bushes into the holes in the flange and adjust the levelling screws to the required height.

Downloads

Kitemark Certificate.pdf
Certificate-pdf
Highway range specification clauses.pdf
Specification clause-Login required
Wrekin BRE Verified EPD Standard Range.pdf
Environmental Product Declaration (EPD)-Login required
  1. All information provided is subject to change without notice. While every effort is made to ensure accuracy and relevance, Wrekin Products Ltd. does not warrant the completeness or reliability of the information contained herein. Photographs, illustrations, and other visual materials are provided for illustrative purposes only.
  2. Wrekin Products Ltd. reserves the right to make design amendments or improvements to any product at any time, where such changes enhance performance or durability, without affecting compliance with the stated standards.
  3. Where errors or omissions are identified, amendments will be made as quickly as possible.
  4. It is the responsibility of all users to satisfy themselves the above data is current.
  5. All values stated are nominal within 2.5% tolerance.
  6. Installation details are available in the knowledge base.
  7. All Wrekin products are supplied subject to our terms and conditions of sale.
  8. If you require further technical details beyond those available on this datasheet, please contact us.
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