It consists of a tunnel made out of polyester laminate
lenght 3000 mm with an external diameter of Ø800 mm. The
entry and exit points are facing away from each other on the
far ends. At the enterance and exit points there is a wooden
waterproof panel that is attached to the plastic flang of the tunnel
via truss-head bolts. It is made in the shape of an animal
(panda), protected with a top coat in white with elements of
black. The entire assembly is mounted on a three steel
carrier witch is then fastened with screws or inserted in
concrete. The metal part is protected by a base coating and
finishing varnish.
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