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Hercules Access Covers & Grates See all Brands

Hercules Access Covers

A full range of Gas tight covers and frames are also available in Class B for light duty situations and D ratings for heavy duty loadings.

  • Load Classifications
  • Range
  • Other Options

Load Classifications

Access covers and grates shall be designated by classes A,B,C,D,E,F and G according to load capacity as set out in the table below. The design loads as specified below, shall be used for testing. The appropriate class for a cover or grate depends upon the place of installation. Some place of installation, relative to class, are outlined below. The selection of the appropriate class is the responsibility of the designer and where there is doubt the stronger.

Specification Options

Rating Class A Class B Class C Class D Class E Class F Class G
Typical Use Areas (including
footways)
accessible only
to pedestrians &
pedal cyclists &
closed to other
traffic (extra
light duty
Areas (including
footways & light
tractor paths)
accessible to
vehicles
(excluding
commercial
vehicles) or
livestock
(light duty)
Malls and areas
open to slow
moving
commercial
vehicles
(medium duty)
Carriage ways
of roads &
areas open to
commercial
vehicles
(heavy duty)
General docks &
aircraft
pavements
(extra heavy
duty - E)
Docks & aircraft
pavements
subject to high
wheel loads
(extra heavy
duty - F)
Docks & aircraft
pavements subject
to very
high wheel
loads(extra
heavy duty - G)
Nominal Wheel Loading Kg 350 2,670 5,000 8,000 13,000 20,000 30,000
Serviceablility 6.7 53 100 140 267 400 600
Ultimate Limit State
Design Load kN
10 80 150 210 400 600 900

Notes

  1. Nominal wheel loads are given for guidance only. Consideration should be given to the type, size and pneumatic pressure of the load applied.
  2. Class B design loads exceed AS 5100.2 requirements for footway loading.
  3. Class D design loads exceed AS 5100.2 requirements for a W80 wheel load.
  4. Class C units are based on intermediate load.
  5. The serviceability load is set at 2/3 of the ultimate limit state design load.
  6. A force of 1 kN is approximately equal to the weight of 100kg.

Access Cover Options for KPPS100L Pump Station

Part No. Model No. Description Class
220096 HAC44LD 450x450 Light Duty Cast Iron Solid Top B
220108 HAC44HD 450x450 Heavy Duty Cast Iron Solid Top D
220120 HAC44LDG 450x450 Light Duty Galvanised Grate B

Access Cover Options for KPPS250, 900 & 1200L Pump Station

Part No. Model No. Description Class
220168 HAC66LD 600x600 Light Duty Cast Iron Solid Top B
220180 HAC66HD 600x600 Heavy Duty Cast Iron Solid Top D
220192 HAC66LDG 600x600 Light Duty Galvanised Grate B

Access Cover Options for KPPS3000L Pump Station & Aquaflo Tanks

Part No. Model No. Description Class
220228 HAC69LD 600x900 Light Duty Cast Iron Solid Top B
220240 HAC69HD 600x900 Heavy Duty Cast Iron Solid Top D
220264 HAC69LDG 600x900 Light Duty Galvanised Grate B

Access Cover Lifters

Part No. Model No. Description
220012 HACLHL Long Handle Access Cover Lifter

Other options available on request including:

  • Concrete infill covers
  • Multipart covers
  • Paver infill covers
  • Tile infill covers
  • Stainless steel or brass edged covers
  • Round Covers
  • Gas tight covers
  • Bolt down covers

Hercules Cast Iron
Cast Iron Solid Top

Hercules Hinged Galvanised Grate
Hinged Galvanised Grate

Hercules Standard Poly Cover
Standard Poly Cover

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