Following some improvement in demand towards the end of 2017, UK mineral products markets started the year slowly, hit by weak construction activity and the impact of the particularly cold weather. Sales volumes for asphalt and aggregates fell by 4.8% and 4.9% respectively in Q1 2018 compared to the previous quarter, and ready-mixed concrete (RMC) by 7.7%. Mortar sales, which last year received a significant boost from new housebuilding, also contracted by 3.8% in Q1 2018, the biggest quarterly fall since e