Welcome to Salix, Croxton Park

- No Fire Alarm Expected

- Refreshments

- Toilets

House Keeping

Offices

Construction Teams

Croxton Park

• 20 Acre (5 hectare) nursery

• UK Native wetland & wildflower plant producer

• Flora locale approved supplier.

• Cell/Pot Plant Production

• Coir rolls and pallets

Croxton Production

Location of Cleanleach

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

1m

24m

CleanLeach: DETAIL 4: General Arrangement: NTS

GravelFilter

Outlet Pipe (Centre)

Sand Filter

5% fallin last 3m of bed

SSF Gravel Reedbed

Floating Reedbed

Chamber (By Others): Control Flow to either bed (split flow)

35m (1% Fall)

CleanLeach: Detail 3: Close up Sand Filter Outlet & Geotextile Layers: NTS

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

Drainage Geo-composite

CleanLeach: Detail 6: Section Of Gravel SSF Reedbed: NTS

Gravel Filter (Wrapped in Terram 1000: 1m wide)

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

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

Construction

Construction: Mid June to End August

• Good weather during construction

• Driest September Recorded

• Very Wet October

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• Sustainability; Waste &

Energy Costs • Maintenance &

Refurbishment Costs • Water Framework

Directive “Driver”