Grated Pits
For use where an existing pavement has been finished with undulating falls for point drainage, or for the collection of concentrated surface water runoff.
ACO’s Grated Pits are designed for surface water management and are lightweight, easy to transport and handle and are available in a wide range of sizes.
Select from a choice of grates in 3 styles including Heelsafe® Anti-Slip
 | Lightweight, easy to transport and handle |
 | Provisions for connections to pipework |
 | Durable - designed from chemical and acid resistant polymer concrete |
 | Adaptable - 300mm extension risers to suit all pit sizes |
 | Choice of standard and locking grates in 3 styles including Heelsafe® Anti-Slip |
| Type | Standard Part No. |
Locking Part No. |
Nom. Wheel Load (kg) |
Slot Size (mm) |
Intake Area (mm2) |
Weight (kg) |
Spec Info |
 |
|---|---|---|---|---|---|---|---|---|
| Type 33 | 141808 | 142073 | 330 | 20 x 6 | 42,540 | 3.1 |  |
 |
| Type 45 | 141809 | 142074 | 330 | 20 x 6 | 96,460 | 8.5 | |
|
| Type 66 | 141810 | 142075 | 330 | 20 x 6 | 175,680 | 13.7 | |
|
| Type 66H | 141810 | 142075 | 330 | 20 x 6 | 175,680 | 13.7 | |
|
| Type 95 | 141811 | 142076 | 330 | 20 x 6 | 198,000 | 15.6 | |
|
| Type 96 | 141812 | 142077 | 330 | 20 x 6 | 269,175 | 24.7 | |
|
| Type 99 | 141813 | 142078 | 330 | 20 x 6 | 400,950 | 34.6 | |
Notes:
1. Locking grate includes bar and brackets
2. Stainless steel grade 304
3. Meets ASME A112.6.3 Section 7.12 (American high heel standard)
| Type | Standard Part No. |
Locking Part No. |
Nom. Wheel Load (kg) |
Slot Size (mm) |
Intake Area (mm2) |
Weight (kg) |
Spec Info |
 |
|---|---|---|---|---|---|---|---|---|
| Type 33 | 90038 | 78678 | 2670 | 95 x 7.5 | 50,760 | 5.9 | |
 Wheelchair and walking cane compliant when the dominant direction of travel is perpendicular to the slot length. |
| Type 45 | 90045 | 78679 | 2670 | 95 x 7.5 | 116,875 | 27.8 | |
|
| Type 66 | 90054 | 78680 | 2670 | 95 x 7.5 | 209,510 | 48.0 | |
|
| Type 66H | 90054 | 78680 | 2670 | 95 x 7.5 | 209,510 | 48.0 | |
|
| Type 95 | 90067 | 78681 | 2670 | 95 x 7.5 | 233,750 | 56.0 | |
|
| Type 96 | 90076 | 78683 | 2670 | 95 x 7.5 | 326,895 | 73.4 | |
|
| Type 992 | 90083 | 78684 | 2670 | 95 x 7.5 | 467,500 | 112.0 | |
Notes:
1. Locking grate includes bar and brackets
2. Type 99 grate comprised of 2 parts
3. Meets ASME A112.6.3 Section 7.12 (American high heel standard)
| Type | Standard Part No. |
Locking Part No. |
Nom. Wheel Load (kg) |
Slot Size (mm) |
Intake Area (mm2) |
Weight (kg) |
Spec Info |
|
|---|---|---|---|---|---|---|---|---|
| Type 33 | 78665 | 78677 | 2670 | 95 x 25 | 70,500 | 3.4 | |
 |
| Type 45 | 78682 | 78699 | 2670 | 95 x 35 | 170,000 | 9.8 | |
|
| Type 66 | 78710 | 78724 | 2670 | 95 x 35 | 307,090 | 16.1 | |
|
| Type 66H | 78710 | 78724 | 2670 | 95 x 35 | 307,090 | 16.1 | |
|
| Type 95 | 78731 | 78725 | 2670 | 95 x 35 | 342,125 | 18.5 | |
|
| Type 96 | 78748 | 78726 | 2670 | 95 x 25 | 456,475 | 30.0 | |
|
| Type 99 | 78755 | 78727 | 2670 | 95 x 35 | 700,800 | 52.5 | |
|
| Type 45 | 77624 | 77639 | 5000 | 95 x 35 | 170,000 | 13.9 | |
|
| Type 66 | 77645 | 77657 | 5000 | 95 x 35 | 307,090 | 24.3 | |
|
| Type 66H | 77645 | 77657 | 5000 | 95 x 35 | 307,090 | 24.3 | |
|
| Type 95 | 77662 | 77658 | 5000 | 95 x 35 | 342,125 | 27.9 | |
|
| Type 96 | 74478 | 77659 | 5000 | 95 x 25 | 456,475 | 36.0 | |
|
| Type 99 | 77683 | 77660 | 5000 | 95 x 25 | 683,280 | 66.7 | |
Notes:
1. Locking grate includes bar and brackets
| Drain Pit Data | Part No. | Nominal Dimensions l x w x d (mm) |
Weight (kg) |
Drawing |
Drawing DWG |
Spec Info |
|---|---|---|---|---|---|---|
| Type 33 Pit | 77003 | 300 x 300 x 450 | 19 | |
 |
|
| Type 45 Pit | 77024 | 450 x 450 x 600 | 45 | |
|
|
| Type 66 Pit | 77076 | 600 x 600 x 600 | 62 | |
|
|
| Type 66H Pit | 77010 | 600 x 600 x 900 | 116 | |
|
|
| Type 95 Pit | 77055 | 900 x 500 x 600 | 84 | |
|
|
| Type 96 Pit | 74432 | 900 x 600 x 600 | 95 | |
|
|
| Type 99 Pit | 76999 | 900 x 900 x 500 | 147 | |
|
|
| Riser Data (300mm deep) | Part No. | Weight (kg) |
Drawing |
Drawing DWG |
Spec Info |
|---|---|---|---|---|---|
| Type 33 Riser | 77031 | 15 | |
|
|
| Type 45 Riser | 77048 | 26 | |
|
|
| Type 66 Riser | 77062 | 37 | |
|
|
| Type 66H Riser | 77062 | 37 | |
|
|
| Type 95 Riser | 77093 | 45 | |
|
|
| Type 96 Riser | 74447 | 55 | |
|
|
| Type 99 Riser | 77089 | 67 | |
|
|
| System | Nominal wheel load |
Grass haunch to top |
Pavers paver to edge |
Pavers haunch to top |
Asphalt haunch to top |
Concrete haunch to top |
|||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Pit with Stainless 5 Star Heelsafe® Anti-Slip grate | 330kg | |
|
|
|
|
|
|
|
||
| Pit with Galvanised Heelguard grate or Galvanised Transverse grate | 2670kg | |
|
|
|
|
|
|
|
||
| Pit with Galvanised Transverse grate | 5000kg | |
|
|
|
|
|
||||
Related brands:
Transport infrastructure drainage solutions
ACO also offers a dedicated range of drainage solutions for Australia’s diverse transport infrastructure including airports, roads and highways, railways, bridges and tunnels, seaports and container terminals.
For more info, click here.
Underground stormwater tanks
Once trench drains have collected water, it can be detained, infiltrated or stored for reuse with ACO StormBrixx®, a unique and patented plastic geocellular stormwater management system designed for all construction environments.
For more info, click here.
Stainless steel drains
Customisable drainage products to be installed in both stormwater and wastewater applications in buildings. Manufactured in stainless steel, these products are the drainage channels for residential, retail and commercial processing plants.
For more info, click here.
DIY Residential outdoor drainage
A range of building products specifically designed for the residential builder and DIY enthusiast. Offering the same quality and design excellence as ACO’s commercial products, but are designed to meet the demands and budget of home owners.
For more info, click here.