Vessels over 15m are subject to extra Dutch regulations and boats longer than 12.8m face stopping restrictions, so sub‑40ft yachts with shoal draughts are the practical choice for the Staande Mast Route.
Most British canals are commonly under 4 ft deep, locks routinely present rises of 8–10 ft, and some river sections reach tidal depths far exceeding canal levels; under the Boat Safety Scheme owners must meet standards for fuel, gas and electrical installations, plus fire prevention and firefighting equipment when operating inland.
