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Highway D400 HaloHinge

Our D400 Highway HaloHinge is designed and manufactured to meet the enhanced requirements of Highways England’s CD 534 specification (Formerly HA 104/09) for group 4 applications. 

The Hinge and Lift Out mechanism, allows the covers to be hinged to 100° and also completely removed with standard BS 7903 lifting keys when required.

Highway D400 halo hinge

Features

  • Sequential cover opening.

    Sequential cover opening
  • Safety-stop hinges prevent covers falling once opened.

    Safety stop hinges
  • Concealed hinges prevent debris entering the hinge and limiting its movement.

    Anti-debris hinge
  • 60+PSRV tested at top surface of chequer by UKAS accredited 3rd party.

    PSRV tested
  • Enlarged frame corners help to dissipate, load minimising bearing pressure.

    Enlarged frame corners
  • Indexed corners ensure correct orientation first time, every time.

    Indexed corners
  • Mechanical lifting points are provided.

    Mechanical lifting point
  • Can be retrofitted with a customer or application specific ID badge.

    Retrofittable badge
  • Safety keyway prevents accidental disengagement of the lifting key during the handling process.

    Safety keyway

Products

Manhole covers - Square

Stock code Range Overall frame
(A x B)
Clear opening
(C x D)
Frame depth
(E)
Base opening
(F x G)
Datasheet My Wrekin
DMHT0D4/6045/KH Highway 810 mm x 660 mm 600 mm x 450 mm 100 mm 620 mm x 470 mm
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DMHT0D4/6060/KH Highway 815 mm x 815 mm 600 mm x 600 mm 100 mm 625 mm x 625 mm
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DMHT0D4/6767/KH Highway 890 mm x 890 mm 675 mm x 675 mm 100 mm 700 mm x 700 mm
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DMHT0D4/7560/KH Highway 960 mm x 810 mm 750 mm x 600 mm 100 mm 770 mm x 620 mm
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DMHT0D4/7575/KH Highway 960 mm x 960 mm 750 mm x 750 mm 100 mm 770 mm x 770 mm
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DMHT0D4/9060/KH Highway 1,110 mm x 810 mm 900 mm x 600 mm 100 mm 920 mm x 620 mm
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DMHT0D6/6060/KH Highway 815 mm x 815 mm 600 mm x 600 mm 150 mm 625 mm x 625 mm
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DMHT0D6/6767/KH Highway 890 mm x 890 mm 675 mm x 675 mm 150 mm 700 mm x 700 mm
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DMHT0D6/9060/KH Highway 1,110 mm x 810 mm 900 mm x 600 mm 150 mm 920 mm x 620 mm
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Available options and accessories

Options

  • Locked
  • Badged (‘SW’, ‘FW’ etc.)
  • Ventilation holes
  • Flood and odour control plate
  • Safety grille
  • Enhanced anti-slip coating
Related case study

Value Engineed Road for Oak Grange housing development

The Wrekin Products geogrids team value-engineered a fit-for-purpose adoptable road for a new Derby housing development, working with the city council, William Davis Homes and S&L Groundworks.

William Davis Homes

William Davis Homes

Read the full Case Study
Related case study

Ensuring a smooth commute between Northern Ireland’s biggest cities

The Department for Infrastructure in Northern Ireland committed to funding a £185m ‘flagship’ infrastructure project to upgrade the A6, with the aim of reducing congestion and improving road safety. Richard Stewart, Regional Director ‑ UK North & Ireland at Wrekin Products, explains how a combination of excellent service and just in time deliveries secured an exciting opportunity to supply Highway® manhole covers and gully grates to such a significant project.

Department for Infrastructure Graham Construction Farrans

Department for Infrastructure Graham Construction Farrans

Read the full Case Study