The pound fell to its lowest level against the dollar in over a week as construction became the latest sector to signal Britain’s economy is losing momentum, with the UK heading for a referendum that may push it out of the world’s largest trading bloc.

Growth in construction of new homes in Britain ebbed to its lowest level in three years in March, according to a survey yesterday that showed the overall expansion in the building trade held at its weakest in nearly a year.

A pick-up in house building helped growth in Britain’s construction sector speed up slightly last month, but the expansion remained weaker than last year’s robust rebound, an industry survey showed yesterday.

House building activity in Britain fell at its fastest rate for two years last month as construction firms battled persistent rain, figures revealed today.

A wildfire in the Rocky Mountains now covers 100,000 acres and has led to several communities being evacuated.