UK - Chelmsford

Chelmsford City Council

Chelmsford lies at the junction of three rivers, the Wid, Can and Chelmer. All three rivers pass through central Chelmsford before heading east to the sea. There are currently over 1,200 residential and commercial properties at risk of future flooding.

 Background - flood risk in Chelmsford

  • There are currently over 1,200 residential and commercial properties at risk of future flooding in Chelmsford
  • Three rivers meet at the centre of a 650km catchment area
  • Flood prevention will enable city centre regeneration for new houses and jobs, and protect homes and businesses

 

Permission has been granted for a strategic flood defence scheme to create a temporary flood storage area, consisting of the following:

  • 500m embankment including sluice gates across River Wid valley
  • Diversion of River Wid through embankment
  • Reshaping of valley to provide material for embankment
  • Fencing, lighting and landscaping treatment to embankment
  • Provision of telemetry systems to monitor and record water levels (including visual monitoring)
  • Control building with hardstanding
  • Service diversions and provision of new services to sluice gates and control building
  • Embankment with landscaping, surface water drainage and floodwall to residential properties Brook Farm and Tyelands
  • Flood wall adjacent to railway line
  • Permanent access tracks to embankments and fields, including amendments to existing tracks
  • Temporary access track to railway embankment
  • Realignment of Margaretting Brook, including the construction of a new ford crossing
  • Highways works, including passing places to Swan Lane
  • Creation of an environmental enhancement area and river restoration works