Dorchester Hill in Blandford St Mary will be shut for 11 days for roadworks. Picture: Google/Dorset Council A ROUTE through a Dorset village will be closed for 11 days next week for roadworks. Dorchester Hill in Blandford St Mary will be closed between Monday, April 19 and Friday, April 30 to allow for the roadworks to be completed. Dorset Council say the roadworks, which will take place over two phases, will allow Ford Civil Engineering to install ducting and a street lighting cable. The first phase of roadworks will see a 100-metre section of Dorchester Hill closed between Beckett Close and Esme Avenue between Monday, April 19 and Sunday, April 25.