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Special Projects |
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The A.G.A. Group undertake the construction of new
lakes and ponds as well as remedial and
maintenance to existing stillwaters. We can design the fishery to
suit both recreational 'sport fishery' or ornamental purposes with associated
features. Because the A.G.A. Group has aquatic management as one
of its core activities we can offer you many additional benefits as your
construction contractor. You can be sure that your lake or pond
will be designed to maximise all of the benefits that nature can provide,
by ensuring that the lake or pond profile is correct. This enables
the potential of aquatic plants to be fully realised, whilst making sure
that the depths and contours are correct to encourage fish productivity
and to also to ensure that any potentially problematic invasive aquatic
plants are constrained by the environment itself. Correct design
and construction can save thousands of pounds in future maintenance of
the fishery.
Construction includes items such as the inlet and
outlet structures, a correctly designed and appropriate inlet structure
can prolong the natural life of your pond by significantly reducing siltation.
Outlet structures to control the levels in the lake or pond can be, and
often are a problem in older ponds where the structure has become worn
out. Ash Girdler is always involved in designing custom built controls
such as monks (Plates 1& 2) to suit the specific lake or pond
to optimise the serviceable life of the structure.
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| Plate
1. The strength of a monk comes directly from
its foundations and reinforcing. |
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| Plate
2. A nice smooth finish, it helps as they have
to be watertight. |
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The A.G.A. Group are happy to undertake both large
and small projects we are often asked to put in angling 'swim-stations',
culverts, jetties and paths etc.

It is not always possible
to create a pond or lake in an area of impermeable substrate sometimes
we need to rely upon artificial sealing techniques to ensure that
our waterbody does not leak.
The A.G.A. Group can supply and install
a range of liners that are technically advanced to suit all needs
and standards of waterproofing and containment.
To support the range of standard synthetic
liners and to deal with leaks to clay ponds a range of geocomposite
clay liners designed around ‘bentonite’ are also regularly supplied
and installed as part of our liner service.
A.G.A. ‘Superflex’
Flexible Polypropylene Alloy (FPA) is our flagship liner—it gives
the best of both worlds, combining the advantages of polypropylene
with those of ethylene propylene rubber to create a highly flexible
and robust membrane. This liner is ideal for containment applications.
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Applications
Ponds, lakes, reservoirs, irrigation lagoons and streams, canals
dams and water features. Also used for capping landfills, toxic spill
barriers and sub-ground proofing applications.
A.G.A. ‘Supertuff’’
A high-density polyethylene geomembrane manufactured from woven fabric,
coated on both sides with an impermeable low-density polyethylene coating.
Whilst pliable and lightweight this liner is strong and very durable.
Applications
Cost effective membranes for ponds, lakes and water features. Often the
first choice for waste tips, as organic waste covers, or as temporary
wraps for contaminated or odorous material.
A.G.A. ‘Superclay’
A woven geofabric (carrier) and reinforcement layer is embedded with powedered
bentonite, this is topped by a non-woven synthetic geotextile layer.
Bentonite in powdered form is used to repair leaking banks, structures
and dams. The A.G.A. Group are specialist in sealing leaking clay ponds
using many technologies amongst which bentonite in particulate form is
an important tool.
Applications
Super clay in its heaviest format is used to line canals, dams, ponds,
reservoirs and landfill capping sites.
Super clay when utilised in its format with a polyethylene coated geotextile
can be used for tunnels, piles, structures and foundation protection.
Click here
to download a pond construction brochure in PDF format
Click here
to download a liners and membrane brochure in PDF format
To discuss your requirements telephone
Ash Girdler on 01953 886824
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