A4061 road extensively used for open cast mining, which remains an active industry. In 2013, a large sink hole appeared on the Rhigos Mountain Road section. The road was shut for several days for repairs. In 2016, Rhondda Cynon Taf County Borough Council announced a £1.25 million resurfacing package for the A4061 between Treherbert and Hirwaun. The road was closed for three weeks while the council laid around 6,000 tonnes of tarmac. The Paran Baptist Chapel was built at the junction of what is now the A4061 and A4093 at Blackmill. It was originally constructed in 1819, and expanded several times throughout
History of road transport the trusts and restrictions on the width of wheels - narrow wheels were said to cause a disproportionate amount of damage to the road. The quality of early turnpike roads was varied. Although turnpiking did result in some improvement to each highway, the technologies used to deal with geological features, drainage, and the effects of weather, were all in their infancy. Road construction improved slowly, initially through the efforts of individual surveyors such as John Metcalf in Yorkshire in the 1760s. British turnpike builders began to realise the importance of selecting clean stones for surfacing, and excluding vegetable material and