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Vehicle flow rates on the motorway
A look at how traffic flow is monitored on a major motorway - the traffic control centre for the M42. Looks at flow rates and whether or not extra lanes or speed restrictions are required.
Duration:
This clip is from
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More clips from i-Maths
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An elliptical fairground ride—Episode 1
Duration: 00:50
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Ink colours for printing—Episode 1
Duration: 00:43
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Producing a magazine—Episode 1
Duration: 01:54
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A gymnast describes and practises her floor routine—Episode 1
Duration: 01:49
