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Welcome to Salix, Croxton Park
House Keeping 
- No Fire Alarm Expected 
- Refreshments 
- Toilets
Offices 
Construction 
Teams 
Croxton Park
Croxton Production 
• 20 Acre (5 hectare) nursery 
• UK Native wetland & 
wildflower plant producer 
• Flora locale approv...
Location of Cleanleach
UK Cleanleach Reciplical: Full Water 
Harvesting, Irrigation and Recycling 
• Rainwater Collected from 
Polytunnels 
• Sto...
1m 
24m 
CleanLeach: DETAIL 4: General Arrangement: NTS 
Gravel 
Filter 
Outlet 
Pipe 
(Centre) 
Sand 
Filter 
5% fall 
in...
Gravel Filter (Wrapped in 
Terram 1000) 
Outlet 
Pipe (Set 
50mm below 
bottom and 
sealed around 
pipe) 
Mypex on 
surfac...
Drainage Geo-composite
Gravel Filter (Wrapped in 
Terram 1000: 1m wide) 
CleanLeach: Detail 6: Section Of Gravel SSF Reedbed: NTS 
Outlet 
Pipe (...
CleanLeach: Detail 7: Section of Floating Reedbed: NTS 
Outlet 
Pipe (sealed 
around pipe: 
Need to be 
able to adjust 
fl...
Construction
Construction: 
Mid June to End August 
• Good weather 
during construction 
• Driest September 
Recorded 
• Very Wet Octob...
Installation of Geo- Composite Drain
Xlyit Fibres Added to Improve Soil Structure 
& Soil Drainage (Fine Sand Compacts When Disturbed)
Completed Layers
Flow Distribution
SSF Gravel & Floating Reedbeds
SSF Gravel & Floating Reedbeds
Plant Species Grown in Coir Mats 
• Phragmites australis 
• Carex acutiformis 
• Iris pseudacorus 
• Lythrum salicaria
State of the Art: EWWTA, CWA, ESWEG 
• Phosphate Capture 
• “Passive Water 
Treatment” 
• Whole Life costs 
• Sustainabili...
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Salix Cleanleach Reciplical

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Full water harvesting, irrigation and recycling system for nurseryes

Publicada em: Tecnologia
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Salix Cleanleach Reciplical

  1. 1. Welcome to Salix, Croxton Park
  2. 2. House Keeping - No Fire Alarm Expected - Refreshments - Toilets
  3. 3. Offices Construction Teams Croxton Park
  4. 4. Croxton Production • 20 Acre (5 hectare) nursery • UK Native wetland & wildflower plant producer • Flora locale approved supplier. • Cell/Pot Plant Production • Coir rolls and pallets
  5. 5. Location of Cleanleach
  6. 6. UK Cleanleach Reciplical: Full Water Harvesting, Irrigation and Recycling • Rainwater Collected from Polytunnels • Stored in Tanks • Used to irrigate pot grown plants • Cleaned in Cleanleach System • Recycled back into tanks • Main Differences: Drainage Layer under Sand filter & Floating Reedbed
  7. 7. 1m 24m CleanLeach: DETAIL 4: General Arrangement: NTS Gravel Filter Outlet Pipe (Centre) Sand Filter 5% fall in last 3m of bed SSF Gravel Reedbed Floating Reedbed Chamber (By Others): Control Flow to either bed (split flow) 35m (1% Fall)
  8. 8. Gravel Filter (Wrapped in Terram 1000) Outlet Pipe (Set 50mm below bottom and sealed around pipe) Mypex on surface Sand Filter Pond Liner to Seal Entire Bed (as per existing pond lined beds). Drainage Geotextile CleanLeach: Detail 3: Close up Sand Filter Outlet & Geotextile Layers: NTS
  9. 9. Drainage Geo-composite
  10. 10. Gravel Filter (Wrapped in Terram 1000: 1m wide) CleanLeach: Detail 6: Section Of Gravel SSF Reedbed: NTS Outlet Pipe (Set 50mm above gravel and sealed around pipe: Need to be able to adjust flow to back up water depth) Gravel Pond Liner to Seal Entire Bed (as per existing pond lined beds). Inlet Pipe (Set 70mm above gravel and sealed around pipe) 1% Fall 0.5m 100mm Freeboard
  11. 11. CleanLeach: Detail 7: Section of Floating Reedbed: NTS Outlet Pipe (sealed around pipe: Need to be able to adjust flow to back up water depth) Floating Reedbed Pond Liner to Seal Entire Bed (as per existing pond lined beds). Inlet Pipe (sealed around pipe) 1% Fall 0.45m 200mm Freeboard Open Water
  12. 12. Construction
  13. 13. Construction: Mid June to End August • Good weather during construction • Driest September Recorded • Very Wet October
  14. 14. Installation of Geo- Composite Drain
  15. 15. Xlyit Fibres Added to Improve Soil Structure & Soil Drainage (Fine Sand Compacts When Disturbed)
  16. 16. Completed Layers
  17. 17. Flow Distribution
  18. 18. SSF Gravel & Floating Reedbeds
  19. 19. SSF Gravel & Floating Reedbeds
  20. 20. Plant Species Grown in Coir Mats • Phragmites australis • Carex acutiformis • Iris pseudacorus • Lythrum salicaria
  21. 21. State of the Art: EWWTA, CWA, ESWEG • Phosphate Capture • “Passive Water Treatment” • Whole Life costs • Sustainability; Waste & Energy Costs • Maintenance & Refurbishment Costs • Water Framework Directive “Driver”

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