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Air quality monitoring in the tunnel, St Helier

Produced by the Climate Emergency (Infrastructure, Housing and Environment)
Authored by Ricardo Energy & Environment and published on 11 Jul 2017
Cost: £2,500.00


​Ricardo Energy and Environment undertook a short study of air quality in St Helier, from 21 to 24 June 2017. The study encompassed a number of different assessments :

  • to assess exposure of commuters traveling through the tunnel using different modes of transport
  • to evaluate concentrations of nitrogen dioxide (NO2) in the tunnel
  • to evaluate concentrations of nitrogen dioxide for pedestrians using alternative routes to work

Air quality monitoring results in the tunnel
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