There are also small yards, mainly in Chalong and Rawai that service the growing numbers of custom new builds of sailing and power craft. There are four main marinas on the island; Ao Po Grand Marina; Phuket Boat Lagoon, Royal Phuket Marina and Yacht Haven Marina. You can take on fuel and water at any one of the marinas. You can also visit one of the fuel and water barges in Ao Chalong or in Patong. Yacht Haven Marina and Ao Po Grand Marina only, have depths large enough to accommodate superyachts, while Asia Marina and Ratanachai Slipway in Phuket Town can haul-out vessels up to 500 tonnes. For haul-out and refit work there are a number of facilities. Ratanachai Slipway in Phuket Town has the capacity to haul out vessels up to 52 metres and 209.50 tonnes using its railway type slipway. Ratanachai caters to a varied customer base pleasure vessels. The yard is located up the river past the Seatran ferry terminal. Naval vessels, fishing fleets and Further up river, and the first shipyard you reach by road from Phuket Town, is Ásia Marina. With a 100 tonne to 500 tonne travel lift, Asia Marina is an alternative for large vessels wanting to haul-out. The closest dry dock is located in Satun Province. A multihull-specific boatyard to the north of Chalong Bay, with concrete ramps and two trailers customised to haul out shallow-draft catamarans up to 16 metres in length and weighing 16 tonnes. There are workers available on-site, with storage space for around 50 boats on the outdoor hardstands, and there is a good chandlery five minutes from the yard.