A.G.A. Bioengineering Systems.

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A.G.A Bioengineering Systems is responsible for providing bioengineering materials for ‘in-house’ projects and for supply to the wider industry.

Whilst bioengineering is based upon providing green solutions to modern problems, sometimes it is necessary and indeed advantageous to combine ‘soft’ techniques with more accepted ‘hard’ materials. To ensure that all your requirements can be met the A.G.A. Group stock a host of associated products to ensure ‘a one stop shop’ to get your project underway. This is backed up by our experienced design team, and please remember we are happy to quote to carry out the installation of any of our products and your projects.

Our product range currently includes:-

Coir edge sods, coir rolls, coir pallets, eco-islands, faggots, gabions, geo-textiles, AGA span, AGA rock-rolls.

 

Coir Edge Sods

Coir Edge Sod pic Coir Edge Sods form the ‘soft’ element of vegetated gabions they can also of course be used to provide vegetation in many other applications, they can be used to provide a green edge to ‘AGA Span’ revetment or to provide a cost effective way of establishing aquatic vegetation.

Edge sods provide a healthy stand of vigorous aquatic vegetation to the front of gabions, this can create an attractive ‘soft’ engineering finish to an otherwise ‘hard’ engineering structure.

 

 

This composite system from AGA, ensures the structural advantage of gabions with the benefits of immediate aquatic vegetation and provides almost instantaneous ecological regeneration and enhancement.
Edge sods will have been planted at the nursery using 110cc ‘root trainers’. The plants will be provided at a rate of 6 per l/m and will be firmly rooted into the coir material.
Edge sods are available from stock in a variety of planting variations, our ‘standard mixed’ planted edge sod is extremely popular and highly recommended.

Edge sods can also be grown to order.


Coir Edge Sod pic

 

The A.G.A. Group would be pleased to quote for your material requirements and installation of them if required. Contact sales on :- +44 (0)1403 820999


Coir Rolls

Coir Rolls provide an excellent alternative to hard revetment to establish a ‘soft’ and effective method of erosion control or to establish immediate habitat. Coir rolls are available as either unplanted or as a pre-planted and established product.
Specification of coir rolls.

300mm (12”) dia x 3m long. 9kg. Per l/m dry weight.
400mm (16”) dia x 3m long. 17 kg. Per l/m dry weight.
Compression 110 –120 kg/m2.
Nets made from synthetic multi-strand fibre, 50mm diamond mesh.

 

 

 

MultiSpan pic

 

Pre-planted and established coir rolls.

Coir rolls will have been planted at the nursery using 110cc ‘root trainers’. The plants will be provided at a rate of 6 per l/m and will be firmly rooted into the coir material.

Coir Rolls are available from stock in a variety of planting variations, our ‘standard mixed’ Coir Roll is extremely popular and highly recommended. Coir rolls can also be grown to order.

 

 

For applications in deeper or fast flowing water coir rolls can be used in conjunction with, faggots, AGA rock-rolls, AGA Span and other ‘hard’ revetment techniques.

The A.G.A. Group would be pleased to quote for your material requirements and installation of them if required. Contact sales on :- +44 (0)1403 820999

 

Nursery pic


Coir Pallets

Coir Pallets offer an excellent natural solution to establish marginal aquatic vegetation to lakes, ponds, rivers and stream banks. Where lakes, ponds and reservoirs have been created by using artificial methods of creating an impermeable basin with synthetic membranes and liners coir pallets can often be the only way to establish aquatic plants into the waterbody.

Specification of coir pallets.

1m x 1m (1m2). 5kg. Per m2 dry weight.
1m x 1.5m (1.5m2). 7.5kg. per m2 dry weight.
Other sizes are available on request.
   

Pre-planted and established coir pallets.

Coir pallets will have been planted at the nursery using 110cc ‘root trainers’. The plants will be provided at a rate of 18 per m2 and will be firmly rooted into the coir material.

Coir Pallets are available from stock in a variety of planting variations, our ‘standard mixed’ Coir Pallet is extremely popular and highly recommended. Coir pallets can also be grown to order.
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For applications in deeper or fast flowing water coir rolls can be used in conjunction with faggots, AGA rock-rolls, AGA Span and other ‘hard’ revetment techniques.

The A.G.A. Group would be pleased to quote for your material requirements and installation of them if required. Contact sales on :- +44 (0)1403 820999

Coir Pallet pic

Faggots

Faggots are widely used in conjunction with many other materials to facilitate bioengineered solutions to environmentally sensitive projects. Once placed into situation faggots have a very long life and thus become an integral part of many designs particularly where coir rolls and pallets are specified.
Faggots can provide support for coir rolls and faggots to ensure that they sit at the correct water level, they will also offer additional erosion protection to the bank, particularly to the often vulnerable ‘toe’.

Faggots provide a very important useful technique to manage scour below water level where coir rolls used on there own would not address the problem Live faggots made from willow are used to provide a living and very sustainable option, as well as providing long-term erosion control they also improve biodiversity by increasing habitat.

The A.G.A. Group also supply willow material in loose bundles to be used for making and installing willow mattresses and spilling.

Specification of faggots.

Material: Hazel, Chestnut, Willow (live)
300mm (12”) dia x 2m long. 6kg. per l/m dry weight
400mm (16”) dia x 2m long. 12kg per l/m dry weight.
Ties: Polypropylene multi-strand fibre twine. 3 ties per bundle.

Faggots can be supplied in lengths of up to 5 meters and the material used to tie the faggot bundles can be a biodegradable twine made from coir.

Production

All the hazel, chestnut and willow wood used by AGA is harvested from plantations that are managed as a ‘renewable’ resource so there is no detrimental effect on the environment


Coir roll diag

 

Faggots pic

The A.G.A. Group would be pleased to quote for your material requirements and installation of them if required.

Contact sales on :- +44 (0)1403 820999


AGA Rock Rolls

Rock Rolls pic

AGA Rock Rolls can be an excellent option or component of bank revetments, whilst developed by AGA primarily to be used alongside coir rolls as they act as a sub-surface flexible bur permanent gabion. In turbulent and fast flows AGA Rock Rolls are used to provide a solid foundation on top of which pre-established coir rolls can be installed. The roots of the aquatic plants can then quickly grow and establish into the voids of the rock rolls giving long term erosion control, bank support and habitat enhancement/.

Rock rolls can be used on their own to very good effect, given the right condition, which will be specific to each individual site it may be possible to vegetate the AGA Rock Roll with aquatic plants.

Specification of AGA Rock Rolls

300mm (12”) dia x 2m long. 120kg. dry weight per l/m.
400mm (16”) dia x 2m long. 220kg. dry weight per l/m.
Netting: Synthetic High tenacity Polypropylene, mesh size 45-50mm nominal diamond. Knotless multi-strand yarn of 5mm dia.

The A.G.A. Group would be pleased to quote for your material requirements and installation of them if required. Contact sales on :- +44 (0)1403 820999


AGA Span

AGA Span is a specialised product for vertical bank protection. It provides a high-quality and very economical form of erosion control. AGA Span is a prefabricated, revetment fabric, which is UV stabilised. The technique can be softened by using edge sods to provide a vegetated element to the face.

After installation and with time (a few months) the face of the ASG Span will start to green up as it becomes colonised by natural algae and lichens.

The A.G.A. Group would be pleased to quote for your material requirements and installation of them if required. Contact sales on :- +44 (0)1403 820999

AGA Span pic

 

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