County Borough of Teesside councils in 1918, and was a pioneer operator of electric trolleybuses. The three undertakings adopted a common livery of turquoise and cream in 1967 in preparation for their amalgamation. On 1 April 1968 the combined fleet became Teesside Municipal Transport. Teesside initially operated a mixed fleet of trolleybuses and omnibuses, but on 4 April 1971 trolleybus operation ended. A formal closure ceremony was held two weeks later. Before 1968 the Teesside area was served by three police forces: Middlesbrough Borough Police, Durham Constabulary and the North Riding of Yorkshire Constabulary. It was originally envisaged that the new county borough would
Teesside EfW enough to provide for 37,500 homes. This means that over the two facilities, 640,000 tonnes of waste will be burned annually, and over 50 MW of electricity generated. This would make Teesside the largest operational EfW centre in the UK outside London. The plant will be a mirror image of the current one, and will create 160 jobs; 25 in South Tyne and Wear, 100 in the construction of the plant, and the rest once the plant is operational. In August 2010, SITA teamed up with Sembcorp UK to build another waste-to-energy facility in the Teesside region. Wilton 11 on