Robert Knolles and John de Cobham bronze plaque

This bronze commemorative plaque records: Rochester Bridge The Bridge Chamber erected in 1879 upon the site of the former chamber The medieval stone bridge built by Sir Robert De Knolles and Sir John de Cobham in the reign of King Richard II (about 1387) and demolished in the year 1856 crossed the river opposite this spot. The Esplanade was constructed with the materials and the Balustrading is that taken from the Bridge. Adjoining are the ruins of the ancient Bridge Chapel.

Sir Robert Knolles and Lord John de Cobham were prominent English military leaders in the Hundred Years' War, known for their successful campaigns against the French; they also co-sponsored the construction of the medieval Rochester Bridge around 1387.