& Gravel) sand dredgers worked from Poole's Wharf in Hotwells until 1991. Occasionally coastal trading vessels enter the Cumberland Basin to be loaded with large steel silos manufactured by Braby Ltd at their nearby Ashton Gate works. The old Junction Lock swing bridge is powered by water pressure from the Underfall Yard hydraulic engine house at . The new Plimsoll Bridge, completed in 1965, has a more modern electro-hydraulic system using oil at a pressure of . Regeneration of the harbourside Since the 1980s, millions of pounds have been spent regenerating the harbourside. In 1999, Pero's Bridge was constructed, linking the @Bristol exhibition with Bristol tourist attractions. In 2000, the @Bristol centre opened on semi-derelict land at Canon's Marsh and some of the existing Grade II listed buildings were refurbished and reused. It was funded with £44.3 million from the National Lottery, the Millennium Commission, South West of England Regional Development Agency, and a further £43.4 million from Bristol City Council and commercial partners, including Nestlé. Private investors are also constructing studio apartment buildings. The regeneration of the Canon's Marsh area is expected to cost £240 million. Crest Nicholson were the lead developers, constructing 450 new flats, homes and waterside offices. It is being carried out under the guidance of The Harbourside Sponsors’ Group, which is a partnership between the City Council, key stakeholders, developers, businesses, operators and funders. The Cumberland Basin & Baltic Wharf are used by a variety of small boats by Baltic Wharf Sailing Club and is surrounded by tourist attractions. The old hydraulic pumping station has been converted into a pub and is a Grade II listed building. There are two (since 2016) active boat building companies in the harbour: Bristol Classic Boat Company and the Slipway Co-operative at the Underfall Yard. The harbour today The harbour is now a tourist attraction with museums, galleries, exhibitions, bars and nightclubs. Former workshops and warehouses have now largely been converted or replaced by cultural venues, such as the Arnolfini art gallery, Watershed media and arts centre, M Shed museum, Antlers Gallery and the We The Curious science exhibition centre, as well as a number of fashionable apartment buildings. The Bristol Harbour Railway, operated by M Shed, runs between the museum and the CREATE Centre on some weekends and bank holidays. Historic boats are permanently berthed in the harbour. These include Isambard Kingdom Brunel's , which was the first