Construction disputes in the UK are costing more and taking more time to resolve, a communication by EC Harris has found.

The average price of a disagreement in England jumped 35% in 2011 to £6.5m up from £4.8m the year before.

The Worldwide Construction Disputes report also found the time brought to resolve UK disputes had increased, from 6.75 months in 2010 to 8.7 months in 2011.