The Royal Institute Of British Architects has announced the winners of its 2010 awards for architectural excellence. Oregon’s Rick Mather picked up four prizes, including one for his work on the interior of Oxford’s Ashmolean Museum.

The Creative Arts Business Units in Aberystwyth were envisaged by the University Of Wales as a woodland home for small arts businesses. Among the residents in the timber and stainless steel huts is painter Mary Lloyd Jones.

Stockton’s Infinity Bridge opened last May as part of a £15m revamp of the town’s riverside area. The arched structure, which is 393ft (120m) long and 104ft (32m) high, is used by more than 4,000 people a day.