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DMS1D4/60D/KTSF

Tristar D400 square frame to round manhole cover, 600mm diameter clear opening with 100mm frame depth

Specification Knowledge base

Stock code Range Clear opening
(mm)		 Overall frame
(mm)		 Frame depth
(mm)		 Options My Wrekin Downloads
DMS1D4/60D/KTSF Tristar Ø 605 790 x 790 100

Features

  • The enlarged frame corners help to dissipate loads onto the foundation, providing a longer service life and increased reliability.

    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

  • Safety-stop hinges prevent covers from falling once opened.

    Safety stop hinges

  • Spring bar low security locking feature.

    Spring bar

  • 70+ PSRV tested at top surface of chequer by UKAS accredited 3rd party.

    PSRV tested

Images

Specification

General information

Stock code
DMS1D4/60D/KTSF
Primary material
Ductile iron
Range
Tristar
Category
Manhole cover
Flanges
4

Standards, classes and groupings

Standards
BS EN 124-2
BS EN 124 Class
D400
BS EN 124 Group
4
Third party certified
Kitemark

Dimensions

Frame shape
Square
Manhole shape
Circular
Overall frame (A x B)

790 mm x 790 mm
Clear opening (C x D)

Ø 605 mm
Frame depth (E)
100mm
Base opening (F x G)

Ø 670 mm

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
GRITBLOCKER Anti-blockage keyway insert
SCREWLIFT Simple and rapid manhole frame levelling system. Simply push the bushes into the holes in the flange and adjust the levelling screws to the required height.
KEY/LONG Large cover lifting keys with a long handle (sold as a pair)
KEYS/L Small cover combined lifting key

Downloads

BIM model - DMS1D4-60D-KTSF - 175.ifc
BIM File-Login required
Wrekin Manhole Cover Installation Guide.pdf
Instruction manual-pdf
Wrekin PSRV Certificate of Conformance.pdf
Certificate-pdf
Kitemark Certificate.pdf
Certificate-pdf

Notes

The use of Armadillo is recommended where exposure to construction site traffic is likely All values stated are nominal within 2.5% tolerance.

Knowledge base

Knowledge Base / Frequently Asked Questions

Why do seal plates / flood & odour control plates (F&OCPs) have WiS leakage classifications?

Understand why seal plates / flood & odour control plates (F&OCPs) have WiS leakage classifications?
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Knowledge Base / Frequently Asked Questions

Ductile iron access cover FAQs

Frequently asked question questions about our ductile iron access cover range of products.
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Knowledge Base / Installation guides

Manhole cover frame installation do's and don'ts

Read our do's and don'ts for when installing a manhole cover frame
Access cover being installed

Knowledge Base / Installation guides

Access cover installation guide

Installation guide for ductile iron BS EN 124 access covers.
Access cover being installed

Knowledge Base / Standards and conformity

Specifying Products under BS EN 124

The BS EN 124 standard serves as a general guide for determining the stability of products, and it outlines the parameters for different classes of products in terms of static load tests. However, it doesn't offer much specific information about the dynamic loads that various traffic conditions on modern road systems can impose. 
Access cover being installed

Knowledge Base / Standards and conformity

A guide to National Highways CD 534 V0.1.0

Released in May 2022 CD 534 v0.1.0 contains a number of key changes over it's predecessor. This article will guide you through the key changes and updates in National Highways CD 534 v0.1.0.
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Knowledge Base / Standards and conformity

National Highways skid resistance requirements

CD 534 v0.1.0 contains changes to skid resistance test requirements that are now based on a WRc test method for BS EN 124-conforming coarse textured cover surfaces. This article guides you through the test and Wrekin's conformance.
Access cover installation

Knowledge Base / Standards and conformity

Operation and maintenance of BS EN 124 ironwork

The complete operation and maintenance (O&M) manual for all Wrekin BS EN 124 ironwork.
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Knowledge Base / Standards and conformity

Sewers for adoption

Sewers for Adoption (7th edition) contains guidance for the design and construction of sewers that will be adopted by Sewerage Undertakers in England and Wales in accordance with Section 104 of the Water Industry Act 1991. This helpful guide will take you through what you need to know.
Access cover being installed

Knowledge Base / Product and specification guidance

D400 & E600 manhole cover locking options

Recognising the importance of controlled access in maintaining the integrity and safety of civil engineering projects, we offer advanced locking options for our D400 & E600 manhole cover ranges.
Access cover being installed

Knowledge Base / Product and specification guidance

Ductile iron product symbols

Guidance on the symbols and iconography displayed on Wrekin ductile ironwork.
Access cover being installed

Knowledge Base / Product and specification guidance

What information is on product labels?

A handy guide showing the information on our product labels. This information will help you identify what products you have when picking, packing or installing on-site.
Road resurfacing

Knowledge Base / Product and specification guidance

On-site coating of ductile cast iron parts

Where the loss of barrier coatings has occurred, usually through trafficking and/or light corrosion, a site-applied paint coating may be successfully brush-applied to refresh the surface finish of ductile iron parts.
Access cover hero image

Knowledge Base / Product and specification guidance

Manhole cover range comparison chart

A comprehensive feature comparison of our market leading Tristar, Highway and Unite ranges of access cover.
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Knowledge Base / Product and specification guidance

Surface oxidation on iron castings

Guidance on surface oxidation on iron castings, including what our covers are coated with and why we do this.

Knowledge Base / Product and specification guidance

Are all D400 manhole covers appropriate for highway use?

This helpful guide can help you to ensure that the D400 manhole covers you choose are suitable for highway use.
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Knowledge Base / Product and specification guidance

How manhole covers and gully grates are measured

Learn how to accurately measure manhole covers and gully grates with our helpful guide.
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Knowledge Base / Product and specification guidance

PSRV anti-slip and anti-skid resistance

Understand the difference between anti-slip and anti-skid, how the results are measured and the standards behind it.
Access cover being installed

Knowledge Base / Standards and conformity

A guide to conformity marking and voluntary third-party certification

Helpful information that guides you through applicable conformity marking and voluntary third-party certification requirements in the UK.
Access cover being installed

Knowledge Base / Installation guides

Manhole cover with flowable mortar installation guide

Installation guide for ductile iron BS EN 124 access covers when using a flowable mortar.
Access cover being installed

Knowledge Base / Product and specification guidance

Lifting arrangements

Our manhole covers provide multiple safe lifting provisions.

Knowledge Base / Installation guides

Screw locking instructions for Wrekin D400 & E600 manhole covers

The same method can be used to lock all Wrekin Tristar, Highway and Unite D400 and E600 manhole covers.
Access cover being installed

Knowledge Base / Standards and conformity

Understanding BS EN 124 groups and classes

BS EN 124:2015 divides access covers and gully grates into classes by static test load. It also categorises the various places where they may be installed from Group 1 to Group 6. This article will guide you through the groups and classes.
  1. Wrekin Products Ltd is continually seeking to improve our products and therefore reserves the right to alter product specifications without prior notice.
  2. It is the responsibility of all users to satisfy themselves the above data is current.
  3. All values stated are nominal within 2.5% tolerance.
  4. Installation details are available in the knowledge base.
  5. All Wrekin products are supplied subject to our Terms and Conditions of Sale.
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