Usually the main structure is made in fire-retardant wood [or alluminium].
The walls are composed by a sandwich type structure, where inner layer is padded with fibreglass or sound-proof foam and the outer layer can be wood or painted plasterboard.
The inside walls and ceiling are usually painted gloss black [or a protective transparent paint is applied if wood-look is favorite].
A floating floor is installed for both cable passagge and vibrating surface [see sound system].
A ceiling mounted dimmerable lighting system foresee both day and night illumination scheme.
The design is made to resemble a real bridge deck and, according the visual system installed, the bridge structure will have plasma displays fitted into windows gap or windows withour glass [to be able to look directly the circular screen].
Shape can vary according available space, projection system and customer requirements.




