The New Bridge – Construction Gallery
The Senior Warden, Moreton Thorpe Knight, preparing to winch the first steel box girder section for the new road bridge with the disused South Eastern and Chatham Railway bridge in the background.
Sections of the twin box girders (total 412 tons) in position after erection between the wrought iron girders of the old railway bridge.
Burning away the old wrought iron girders. One of the new steel box girders can be seen behind with RSJ ‘needles’ attached to it. These ‘needles’ transfer the weight of the old to the new girders.
Construction of the Strood Abutment of the Old Ship Passage span, showing part of the old railway arches behind
Demolishing the Strood Pier prior to erecting the trestling for jacking down the box girders. In the river a barge and tugboat await to carry away the debris for disposal.
Preparing to jack down the new box girders supported on military trestling. Sixteen 100-ton jacks were used to lower the bridge 7 foot 5 inches over its entire length in 1-inch increments.
The demolition of the Island Pier after completion, showing the reinforced concrete columns in the foreground taking the load of the new box girders still 9 inches above their final position.
The construction of the Rochester Pier in the foreground with the temporary Strood Pier in the background.
The completed new reinforced concrete Strood and Rochester Piers supporting the box girders on their rubber bearings.
Mono rail units placing the concrete for bridge deck sections. The main sections were 8 feet 6 inches wide, and the intermediate sections 2 feet 6 inches wide to control the shrinkage cracks.
View of the new road bridge and its approaches from the Rochester side showing the completed bridge deck in relation to the existing road and rail bridges.
The downstream underside of the completed bridge deck with the painting cradle attached. The cradle travels the whole length of the steel girders, rotating 90 degrees to pass through the piers.
Hand laid mastic asphalting in progress on the bridge surface.
Downstream view of the completed bridge.
Aerial view of traffic crossing from Rochester to Strood on the Old Bridge and from Strood to Rochester on the New Bridge.