C. The improvement, maintenance or repair of an inland waterway (other than a commercial waterway or cruising waterway) to which section 104 of the Transport Act 1968 (classification of waterways)(1) applies, and the repair or maintenance of a culvert, weir, lock, aqueduct, sluice, reservoir, let-off valve or other work used in connection with the control and operation of such a waterway.
1968 c. 73, was amended by S.I. 2012/1659; there are other amendments not relevant to this Order.