Driveways usually sink because they haven’t been laid properly. They may not have been dug deep enough, or the installer might not have used the right materials. This will need to be corrected at the earliest opportunity, although in extreme cases, the driveway may need to be completly be relaid.
Calstock
Calstock is a civil parish as well as a large village in south east Cornwall, England, United Kingdom, on the boundary with Devon. The town is positioned on the River Tamar 6 miles (9.7 kilometres) south west of Tavistock and 10 miles (16 km) north of Plymouth. The parish had a population of 6,095 in the 2001 census. This had raised to 6,431 at the 2011 census. The parish encompasses 5,760 acres (23.3 km2) of land, 70 acres (0.28 km2) of water, as well as 44 acres (0.18 km2) of the tidal Tamar. Ashburton Hotel and Danescombe Quay neglecting the River Tamar Along with Calstock, other negotiations in the parish include Albaston, Chilsworthy, Gunnislake, Harrowbarrow, Latchley, Metherell, Coxpark, Dimson, Drakewalls, Norris Green, Rising Sun and St Ann's Chapel. Calstock town is within the Tamar Valley AONB, is forgotten by Cotehele house and yards, and lies on the picturesque Tamar Valley railway. Calstock railway station opened on 2 March 1908. The town is twinned with Saint-Thuriau in Brittany, France.