Yas Marina Circuit (structural contractor), as well as specialised subcontractors like Voltas (MEP), PKE-Siemens (MEP), Able-Middle East (earthworks), Hamilton International (interior) and Bau Bickhardt (track) to name a few. The circuit was constructed with a permanent lighting system provided by Musco Lighting, similar to that also installed at the Losail Circuit in Qatar. Yas Marina Circuit is the largest permanent sports venue lighting project in the world; previously that title was held by Losail. The surface of the track is made of graywacke aggregate, shipped to Abu Dhabi from a Bayston Hill quarry in Shropshire, England. The surface material is highly acclaimed by
Mugello Circuit the walls are so close and you will smash into the tyres. It is not for Formula 1 and, if you lost the steering or the tyre pressure dropped or whatever, then it will be a big crash." Nevertheless, it holds a grade 1 FIA license, meaning it meets the standards to host a Formula 1 race. An unofficial track record of 1:21.035 was set by Romain Grosjean during the test. The winners of the Mugello Grand Prix for automobiles ("1919–1969: Circuito del Mugello, 1974–present: Gran Premio del Mugello") are: Mugello Circuit Mugello Circuit () is a race track in