Assertion: trestle | /r/HasProperty | supported above the sacramento river
Facets:
value: by three warren truss spans
type: OTHER
Source sentences:
text: Erected by the American Bridge Company, the trestle is supported some 110 feet above the Sacramento River by three Warren truss spans (patented in 1848 by James Warren and Willoughby Monzani, a Warren truss is characterized by the alternately inverted equilateral triangle-shaped spaces).