E COWPER, I K BRUNEL, S SEAWARD, J M RENDEL, B DONKIN

[Editor’s note: Cowper, Edward Shickle; Brunel, Isambard Kingdom; Seaward, Samuel; Rendel, James Meadows; Donkin, Bryan]

Minutes of the Proceedings of the Institution of Civil Engineers, Vol. 1, 1841

February 16, 1841

In the month of December 1825, when the original construction of the bridge was nearly completed, several severe gales occurred, and considerable motion was observed, both in the main chains and in the platform of the carriageways. It appeared that the chains were not acted upon simultaneously, nor with equal intensity; it was believed, therefore, that if they were attached to each other, and retained in parallel plains, the total amount of movement would be diminished.

On the 30th of January, and on the 6th of February, 1826, some heavy gales again caused considerable motion of the chains and roadway, breaking several of the vertical suspending rods, and of the iron bearers of the platform.

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