By the time the Bowes Report was published in July, the IWPS was ready to Act, and immediately started to visit and review the Class C waterways, so that they would have facts to argue the case for retention, and could produce informed reports on their condition. During 1958, they succeeding in covering the Stratford-upon-Avon Canal, the Dearne and Dove Canal and the Chesterfield Canal. Reports on the Pocklington Canal, the Macclesfield Canal and the Peak Forest Canal followed in early 1959, and other canals were surveyed subsequently.