DMT0D4/9090/KHME

Highway D400 manhole cover 900mm x 900mm clear opening with 100mm frame depth

Specification

Stock code	Range	Clear opening (mm)	Overall frame (mm)	Frame depth (mm)	Options	My Wrekin
DMT0D4/9090/KHME	Highway	900 x 900	1,130 x 1,130	100	Options Screw locking Standard badging Pressure release holes Flood and odour control plate Safety grille ID and comms badging	Quantity	Download

Features

The enlarged frame corners help to dissipate loads onto the foundation, providing a longer service life and increased reliability.
The enlarged frame corners help to dissipate loads onto the foundation, providing a longer service life and increased reliability.
A retrofittable ID badge can be fitted, also compatible with antennas and communication options (RFID, NFC, IoT)
A retrofittable ID badge can be fitted, also compatible with antennas and communication options (RFID, NFC, IoT)
Safety keyway prevents accidental disengagement of the lifting key during the handling process.
Safety keyway prevents accidental disengagement of the lifting key during the handling process.
70+ PSRV tested at top surface of chequer by UKAS accredited 3rd party.
70+ PSRV tested at top surface of chequer by UKAS accredited 3rd party.
Meets the requirements of CD 534 v0.1.0 (formerly HA 104/09).
Meets the requirements of CD 534 v0.1.0 (formerly HA 104/09).
Frame gussets are supports which reinforce the corners where the frame sections meet, distributing stress evenly, preventing damage to the frame or the access cover.
Frame gussets are supports which reinforce the corners where the frame sections meet, distributing stress evenly, preventing damage to the frame or the access cover.
The high seating position ensures that forces are transmitted more directly downwards, meaning conversion of traffic loads into mortar-compatible compression forces.
The high seating position ensures that forces are transmitted more directly downwards, meaning conversion of traffic loads into mortar-compatible compression forces.
Indexed corners ensure correct orientation first time, every time.
Indexed corners ensure correct orientation first time, every time.
Keyway lifting points are provided on the frame for safe handling.
Keyway lifting points are provided on the frame for safe handling.
Holes in the frame flange where mortar can pass between the underside and top side, creating an interlock, providing greater strength.
Holes in the frame flange where mortar can pass between the underside and top side, creating an interlock, providing greater strength.
Surface texturing above and below the flange enables better mortar engagement, reducing any lateral movement which could result in cracking.
Surface texturing above and below the flange enables better mortar engagement, reducing any lateral movement which could result in cracking.
Non rocking 3-point suspension design, for silent operation.
Non rocking 3-point suspension design, for silent operation.

Images

Specification

General information

Stock code	DMT0D4/9090/KHME
Primary material	Ductile iron
Range	Highway
Category	Manhole cover
Flanges	4

Standards, classes and groupings

Standards	BS EN 124-2 DMRB MCHW CD 534 v0.1.0
BS EN 124 Class	D400
BS EN 124 Group	4
Third party certified	Kitemark

Dimensions

Frame shape	Square
Manhole shape	Square
Overall frame (A x B)	1,130 mm x 1,130 mm
Clear opening (C x D)	900 mm x 900 mm
Frame depth (E)	100mm
Base opening (F x G)	925 mm x 925 mm

Available options

Screw locking

Screw locking deters unauthorised access to the chamber. An extended shank socket set is required to engage the locking screw.
Screw locking

Screw locking deters unauthorised access to the chamber. An extended shank socket set is required to engage the locking screw.
Industry standard badging

Integral industry-standard badging e.g. SW (Storm Water) and FW (Foul Water). Details are taken at point of order.
Industry standard badging

Integral industry-standard badging e.g. SW (Storm Water) and FW (Foul Water). Details are taken at point of order.
Pressure release holes

Pressure release holes provide additional airflow, with sizes permitted up to the maximum allowances specified in BS EN 124.
Pressure release holes

Pressure release holes provide additional airflow, with sizes permitted up to the maximum allowances specified in BS EN 124.
Flood and odour control plate

The flood and odour control plate is manufactured from steel and provides resistance to flood-water ingress and the chamber-odour egress.
Flood and odour control plate

The flood and odour control plate is manufactured from steel and provides resistance to flood-water ingress and the chamber-odour egress.
Safety grille

Safety grilles prevent accidental chamber falls. Available in a variety of configurations; including bars and mesh as drop-in or hinged.
Safety grille

Safety grilles prevent accidental chamber falls. Available in a variety of configurations; including bars and mesh as drop-in or hinged.
ID badging and communications options

Bespoke badging and communications antennae, including NFC, RFID and IoT technology.
ID badging and communications options

Bespoke badging and communications antennae, including NFC, RFID and IoT technology.

Accessories

Stock code	Description		My Wrekin
PC/UNIFORM/151076	Uniform chamber adjustment unit 760mm x 100mm x 15mm	Quantity	Download
PC/UNIFORM/251076	Uniform chamber adjustment unit 760mm x 100mm x 25mm	Quantity	Download
PC/UNIWEDGE/755012	Uniform support wedge 120mm x 50mm x 75mm	Quantity	Download
YPCR/U12.5	12.5Kg Unipak® rapid curing polyester resin mortar	Quantity	Download
YPCR/U25	25Kg Unipak® rapid curing polyester resin mortar	Quantity	Download
GRITBLOCKER	Anti-blockage keyway insert	Quantity	Download
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.	Quantity	Download
KEY/LONG	Large cover lifting keys with a long handle (sold as a pair)	Quantity	Download
KEYS/L	Small cover combined lifting key	Quantity	Download