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S01:E05 - Railway Bridges

Giant Constructions

Temporada 1 Capítulo 5 - Railway Bridges

2016 · 51 minSubtitles Icon
TV-PG
Documental
Railway bridges have different construction methods from masonry, truss-beam bridges to steel-concrete arch bridge. But heavier loads and faster speeds mean maintenance teams...
Subtítulos: English
Protagonizado por:Ian Wood