Manawapou Viaduct Replacement 1914: SATISFACTORY TEST OF A NEW VIADUCT ON THE WELLINGTON-NEW PLYMOUTH RAILWAY: THREE ENGINES, WEIGHING 190 TONS, ON THE MOKOIA BRIDGE. Click here to view this article on NZ Rail Maps Blog Manawapou Viaduct Replacement 1914: SATISFACTORY TEST OF A NEW VIADUCT ON THE WELLINGTON-NEW PLYMOUTH RAILWAY: THREE ENGINES, WEIGHING 190 TONS, ON THE MOKOIA BRIDGE. Like this:Like Loading...