the steep gradients of the Holborn/Fleet valley at Holborn Hill and Snow Hill (also Skinner Street from 1829).

Pedestrian access between the two street levels was effected via four pavilions, at each side and either end, containing staircases for access from the viaduct to Farringdon Street below. The pavilions' parapets are adorned with statues of important figures in the history of London: William Walworth (north west), Hugh Myddelton