bowstring truss

bowstring truss

A truss with one curved member in the shape of a bow and a straight or cambered member, which ties together the two ends of the bow. See also: truss

bowstring beam, bowstring girder, bowstring truss

A beam, girder, or truss having one curved member in the shape of a bow (often circular or parabolic in shape) and a straight or cambered member which ties together the two ends of the bow.