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Portugues Pontoon 4.5 meters of free span between supports dwg
Autocad 2d. free span 4.5 meters. foundations of 2 meters in cause of ravine, capacity of light vehicular and pedestrian load.
Autocad 2d. free span 4.5 meters. foundations of 2 meters in cause of ravine, capacity of light vehicular and pedestrian load.
