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TriStar D400 Manhole covers

The TriStar range of D400 ductile iron access covers fully comply with BS EN 124:2015 and carry the British Standard kitemark. TriStar also possesses some innovative design features that mark it out from the competition.

TriStar manhole cover D400 render

Features

  • 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
  • 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
DMT0D4/6045/KT Tristar 740 mm x 590 mm 600 mm x 450 mm 100 mm 610 mm x 460 mm
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DMT0D4/6060/KT Tristar 760 mm x 760 mm 600 mm x 600 mm 100 mm 620 mm x 620 mm
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DMT0D4/6767/KT Tristar 830 mm x 830 mm 675 mm x 675 mm 100 mm 700 mm x 700 mm
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DMT0D6/6060/KT Tristar 760 mm x 760 mm 600 mm x 600 mm 150 mm 620 mm x 620 mm
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DMT0D6/6767/KT Tristar 830 mm x 830 mm 675 mm x 675 mm 150 mm 700 mm x 700 mm
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Manhole covers - Square to round

Stock code Range Overall frame
(A x B)
Clear opening
(C)
Frame depth
(E)
Base opening
(F x G)
Datasheet My Wrekin
DMS1D4/60D/KTSF Tristar 805 mm x 805 mm Ø 600 mm 100 mm 650 mm x 650 mm
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Manhole covers - Round

Stock code Range Overall frame
(A)
Clear opening
(C)
Frame depth
(E)
Base opening
(F)
Datasheet My Wrekin
DMS1D4/45D/KT Tristar Ø 620 mm Ø 450 mm 100 mm Ø 500 mm
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DMS1D4/60D/KT Tristar Ø 800 mm Ø 600 mm 100 mm Ø 650 mm
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Available options and accessories

Options

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

M60 - M62 Smart Motorway

Wrekin Products worked closely with Manchester Smart Motorway JV, offering technical advice and adapting the specification of the product to ensure it would provide the optimum solution. As a result, Wrekin was invited to supply V gully grates for the scheme.

Manchester Smart Motorway JV

Read the full Case Study
Related case study

The Kinema in the Woods

The Kinema in the Woods is a cinema in the village of Woodhall Spa, Lincolnshire, England. Dating back to 1922, this beautiful woodland setting is a protected conservation area.

 

Wrekin Products were invited to assist with creating a new access road and car park in the sensitive area in which the cinema is located and which is surrounded by hundreds of trees protected by Tree Preservation Orders (TPOs).

Woodhall Spa

Woodhall Spa

Read the full Case Study