a single vertical supporting in the center?
transom
Transom
A horizontal line.A horizontal line.A horizontal line.A horizontal line.
Steel? Aluminium?As a column (vertical leg) or a horizontal beam?In both cases the length and the method of fixing/supporting the ends will determine the maximum allowable load.
A collar tie
Dimension = The extreme width of a shipStructure = A transverse horizontal member supporting a deck on a ship.
In any vessel it is a transverse horizontal member for supporting the decks and the flats. It is also the shank of the anchor
A longitudinal member in a roof frame, usually for supporting common rafters or the like between the plate and the ridge. One of several horizontal timbers supporting the rafters of a roof. http://www.bw-industries.co.uk/roof-purlins.htm
A longitudinal member in a roof frame, usually for supporting common rafters or the like between the plate and the ridge. One of several horizontal timbers supporting the rafters of a roof. http://www.bw-industries.co.uk/roof-purlins.htm
The horizontal member that bears the upright portion of a frame, especially the horizontal member that forms the base of a window.
The horizontal member that bears the upright portion of a frame, especially the horizontal member that forms the base of a window.
a single vertical supporting in the center?
Its the bottommost horizontal member.
transom
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the boom