The decision last week forcing a halt to round-the-clock construction at selected Metro construction sites due to concerns about noise could cost Metroselskabet, the underground railway’s operator, 750 million kroner. In an interview, Henrik Ploughmann Olsen, the company’s managing director, said not being able to work at night would delay completion of the 18-station, 22 billion kroner Cityringen line by six months. – Berlingske