Melro 4500L Underground Tank Garden Yard User Manual
- June 4, 2024
- Melro
Table of Contents
4500L Underground Tank Garden Yard
User Manual
Scenario A-Garden/Yard (Soil Top) Pedestrian (250KG Max)
Underground Tank
| Tank | Length | Excavation Volume (m3) |
|---|---|---|
| 2500L | 3220 | 8. |
| 3500L | 4180 | 11. |
| 4500L | 5140 | 13. |
| 5500L | 6100 | 16. |
Installation Note:
The Tank must be installed on a smooth flat surface.
The excavation must be free of water.
Before filling with backfill, fully fill tank with water.
BackFill:
Clean Granular Fill (Sand or Fine Metal Screenings)
For every 250mm of backfill, compact to 95% compaction.
Site Notes:
- Site NOT subject to traffic
- Site NOT subject to flooding
- The site’s groundwater levels do NOT rise above the base of the tank.
If any criteria above cannot be met, Installation B is required
Installer Notes:
- Check local council to see if any permit is required.
- Warranty is voided if not installed as directed by Melro’s Instructions
Scenario B-Class B Car (2500KG Max)
Underground Tank
| Tank | Length | Excavation Volume (m3) | Concrete Volume (m3) |
|---|---|---|---|
| 2500L | 3220 | 8. | 2 |
| 3500L | 4180 | 11. | 3 |
| 4500L | 5140 | 13. | 4 |
| 5500L | 6100 | 16. | 5 |
Installation Note:
The Tank must be installed on a smooth flat surface.
The excavation must be free of water.
Before filling with backfill, fully fill tank with water.
Concrete:
Grade N25
80mm Slump
20mm Maximum Aggregate
Vibrate to completely fill tank baffles
BackFill:
Clean Granular Fill (Sand or Fine Metal Screenings)
For every 250mm of backfill, compact to 95% compaction.
Installer Notes:
- Check the local council to see if any permit is required.
- Warranty is voided if not installed as directed by Melro’s Instructions
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