Verified by manufacturer 2 months ago
GBURS41A
Pavement support system for tree pits.
The GreenBlue Urban RootSpace Pavement Support System is an engineered load-bearing soil cell with over 95% open void space for maximum rooting volume as well as the ability to accommodate services.
RootSpace G2 is manufactured in the UK from 100% recycled material, available in 400 mm and 600 mm depth with a 75 mm AirFlow lid.
Priced per metre squared, including geotextiles. GRN20 and GLTWGNA.
Aeration with soil cells is essential. (Arborvent)
Features:
Benefits:
Color | Black |
Finish | Satin |
Material | Polypropylene |
Shape | Square |
Length | Bespoke |
Width | Bespoke |
Height | 400 mm 600 mm 800 mm 1000 mm 1200 mm |
Warranty description | 20 year |
Uniclass | |
CAWS | Q31/512 Tree pit irrigation and ventilation accessories Q31/505 Tree pits D20/571 Geocells |
Preparatory work to soil | |
Herbicide | Manufacturer guidanceInsert requirements or omit. |
Fertilizer | Manufacturer guidanceInsert requirements or omit. |
Trees | Manufacturer guidanceInsert requirements or omit. |
Tree pit | |
Drainage | |
Geotextile membrane below drainage layer | Not required.Structural twin-walled geonet - GLTWGNA.Guidance for specification option: Recommended if specified by site engineer if additional ground stabilization is required. Consult manufacturer for further information. |
Drainage layer | Clean angular drainage stone. |
Collector drains | Manufacturer guidanceInsert requirements or omit. |
Drainage outlets | Manufacturer guidanceInsert requirements or omit. GBU recommend a positive drainage pipe within the drainage stone layer. |
Geotextile membrane above drainage layer | 20 mm GeoGrid - GRN20A. |
Root barriers | Manufacturer guidanceInsert requirements or omit. RootBarrier is recommended for adjacent services or for narrow cell layout. |
Underground supports | Manufacturer guidanceInsert requirements or omit. Plated guying has been designed to work within soil cell systems. |
Irrigation and aeration accessories | RootRain ArborVent.Guidance for specification option: (Aeration accessory) Non-optional component. A heavy-duty, large capacity tree irrigation and aeration system, with a metal inlet, available in three versions and three sizes. Please see RootRain Arborvent product on NBS Source for more details. Grilles.Guidance for specification option: (Irrigation accessory) Optional. GBU component complete with irrigation and framework provided as standard. Urban.Guidance for specification option: (Irrigation accessory) Optional. Large capacity irrigation system in various sizes. Please see RootRain Urban product on NBS Source for more details. Civic.Guidance for specification option: (Irrigation accessory) Optional. Optional. Large capacity irrigation system with lid, available in various sizes. Please see RootRain Civic product on NBS Source for more details. |
Geocellular structural soil layer | |
Geotextile membrane below geocellular structural soil layer | 20 mm GeoGrid - GRN20A. |
Geocellular structural soil units | RootSpace Structure - GBURS41A. |
Geocellular structural soil layer backfill | RootSoil 20 - Subsoil. |
Geotextile membrane above geocellular structural soil layer | Structural twin-walled geonet - GTWGNA. |
Tree pit backfill material | RootSoil 20 - Topsoil. |
Additional materials | Manufacturer guidanceInsert requirements or omit. |
Above ground supports | |
Fixings | Manufacturer's standard. |
Tree pit surfacing | |
Weed control fabric | Manufacturer guidanceInsert requirements or omit. |
Loose fill tree pit surfacing | Manufacturer guidanceInsert requirements or omit. |
Bound tree pit surfacing | Manufacturer guidanceInsert requirements or omit. |
Tree grilles and surrounds | Not required.Tree grilles. |
Protection | Not required.Tree guards. |
Load capacity | At least 34 tonnes per square metre (up to 44 tonnes, dependant on depth of cells) with no build-up. Manufacturer guidanceTypical classification A15–B125. Suitable for emergency vehicle overrun. |
Volume | 0.4 m³. |
Unit size | 500 x 500 x 475 mm. |
Contains Red List materials | No |
Country of product manufacture | United Kingdom |
Material | Polypropylene |
Embodied carbonA1-A3 (production stage) as defined in BS EN 15804 | Manufacturer guidanceGBU Target: Carbon Neutral 2020. |
Recyclability | 100% recyclable |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 100 % |
Expected Life | 100 year |