Description

MIDDLESBROUGH TEES (NEWPORT) BRIDGE
NZ 41 NE (4719) APPROACH ROAD.

3/88 Newport Bridge
- II
Road bridge over river and railway, 1931/34 by David Anderson, of Mott, Hay
and Anderson (Westminster), engineers; and Dorman Long & Co Ltd.,
contractors. Riveted steel girder structure with concrete-filled piers;
original woodblock road surface renewed with asphalt. Vertically-lifting
centre span suspended on steel wire ropes from towers and balanced by
counterweights. Concrete abutments with brick facings. Each tower, steeply
ramped on landward side, stands on 4 cylindrical steel piers with timber
dolphins. Counterweight boxes, filled with concrete and steel, suspended on
ropes from sheaves at tops of towers. Lifting span consists of 2 Pratt
trusses, with curved-topped chords linked by braced trusses, and underslung
cross-girders supporting steel-plated decking overlaid with concrete and
asphalt. Operates on Ward Leonard system using 2 electic motors mounted
over middle of lifting span. Deck carries 2-way carriageway flanked by
cantilevered pedestrian ways with steel railings. Approach sections have
panelled steel parapets. When raised, lifting span gives 36m clearance for
passage of river traffic at high water. Single-span bridge over railway at
east end. Inscribed granite block, at east end, records foundation,
designers and builders. The first vertical-lift bridge in England and the
heaviest of its type in the world. Included for industrial archaeological
interest.

Listing NGR: NZ4785419876

External Links

• Historic England Listing
• Tees Newport Bridge at Wikipedia
• Wikidata Q7694534

External links are from the relevant listing authority and, where applicable, Wikidata. Wikidata IDs may be related buildings as well as this specific building. If you want to add or update a link, you will need to do so by editing the Wikidata entry.

Recommended Books

• 
  Bedfordshire, Huntingdonshire, and Peterborough (Pevsner Architectural Guides) (Pevsner Architectural Guides: Buildings of England)
• 
  Development and Design of Heritage Sensitive Sites: Strategies for Listed Buildings and Conservation Areas
• 
  Period Property Manual (New Ed)
• 
  Specifications for Building Conservation: Volume 1: External Structure: Practical Examples v. 2
• 
  Devon (Pevsner Buildings of England)
• 
  The Listed Buildings and Other Principal Structures at the Royal Gunpowder Mills Waltham Abbey