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Steel PowerLok® 2-part lid (AS 3996 Class B)

  • AS/NZS 4586 Slip Resistance Rating R10
  • IP2XD (AS 60529) protection against ingress of foreign objects when hatch is closed.
  • Lids fit into rebate at top of pit, whilst access covers must be installed in a cast in situ concrete collar.

Steel 2-part Lid (AS 3996 Class B)

  • AS/NZS 4586 Slip Resistance Rating R10
  • IP4X (AS 60529) protection against ingress of foreign objects if fitted with universal plug.
  • Lids fit into rebate at top of pit, whilst access covers must be installed in a cast in situ concrete collar.

  • 2-part Lid (AS 3996 Class A)
  • AS/NZS 4586 Slip Resistance Rating R10.
  • IP4X (AS 60529) protection against ingress of foreign objects if fitted with universal plug.
  • Lids fit into rebate at top of pit, whilst access covers must be installed in a cast in situ concrete collar.

  • Increase pit depth, riser rebate is identical to pit rebate and with lid, offers the same IP protection.
  • Can be cut to required height. Each riser adds 300mm depth.
  • ACO recommends no more than 2 risers.
  • Excellent strength to weight ratio and electrical resistivity
  • Low Porosity
  • High resistance to chemicals, weathering and biological attack
  • Holesaw guides for conduit entry - holes can be cut anywhere on side walls.
  • Maximum number of holes recommended per pit is limited by conduit quantity and size.
  • Contact ACO for guidance.
  • Recesses beneath rebate on opposite corners to fit ACO's lifting device.

All access covers have IP4X (AZ 60529) protection against ingress of foreign objects. Rhinocast® access covers offer water and gas tightness to AS 3996.



  1. Steel Urbanfil® recessed cover (AS 3996 Class B)
  2. Steel Pavermate® recessed cover (AS 3996 Class B)
  3. Steel frame - external dimensions 1030 x 1030 x 70mm
  4. Cast-in-situ concrete collar




  1. Ductile iron Rhinocast® solid top 2-part cover (AS 3996 Class B) AS/NZS 4586 Slip Resistance Rating R10
  2. Ductile iron Rhinocast® recessed cover (AS 3996 Class B)
  3. Iron frame - external dimensions 1060 x 1050 x 55mm
  4. Cast-in-situ concrete collar
  5. Ductile iron Rhinocast® solid top 2-part cover (AS 3996 Class D) AS/NZS 4586 Slip Resistance Rating R10
  6. Ductile iron Rhinocast® recessed cover (AS 3996 Class D or G) Class G cover is a 2-part cover
  7. Iron frame - external dimensions Class D - 1185 x 1115 x 100mm Class G - 1225 x 1135 x 125mm
  8. Cast-in-situ concrete collar
DescriptionPart No.Weight (kg)
Type 99 Polymer Concrete Pit75489147
Type 99 Polymer Concrete Riser (adds 300mm to pit depth)7550067

Lids & CoversPart No.Cover Wt (kg)¹Total Wt (kg)
Polymer Concrete 2-part Lid (AS 3996 Class A) - Blank²755252962
Polymer Concrete 2-part Lid (AS 3996 Class A) - Communications²755322962
Polymer Concrete 2-part Lid (AS 3996 Class A) - Electricity²755412962
Steel 2-part Lid (AS 3996 Class B)²799202045
Steel PowerLok® 2-part Lid (AS 3996 Class B)²799302545
Steel Urbanfil® recessed cover (AS 3996 Class B)³816453140
Steel Pavermate® recessed cover (AS 3996 Class B)³819923545
Ductile Iron Rhinocast® recessed cover (AS 3996 Class B)*8509386115
Ductile Iron Rhinocast® solid top 2-part cover (AS 3996 Class B)*8995348149
Ductile Iron Rhinocast® recessed cover (AS 3996 Class D)*89093136199
Ductile Iron Rhinocast® solid top 2-part cover (AS 3996 Class D)*8995580244
Ductile Iron Rhinocast® recessed 2-part cover (AS 3996 Class G)*87568145380

Notes:

  1. Lid and access cover weights are provided as lifting weight (individual cover parts) and total weight. Recessed cover weights do not included pavement infill; for approx. lifting weight - Urbanfil®/Pavermate® covers - multiply weight by 7; Rhinocast® covers multiply weight by 1.5.
  2. Optional brass edging (Specify 'BE' after part number).
  3. Optional locking, brass or stainless steel edging in 12mm or 40mm heights (Specify 'BE' or 'SS' and height after part number).
Internal Working Area(mm)
A825
B825
X875
Y875
Z510
Overall Dimensions (mm)
L990
W990
D582

Notes:

  1. Using risers will increase pit depth (Z & D) by depth of riser.
  2. Access covers will increase depth of pit by height of concrete collar - allowance should be made for concrete collar during pit installation.

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