Case Studies

Combining storm separation, attenuation and flood storage reservoir solutions to alleviate flooding in the town

Design and construction of new ‘online’ pumping station and flood storage aquagreen to improve resilience in the Humber region

Innovative restoration of a historic breakwater, better protecting a community, enhancing amenity and biodiversity while unlocking regional regeneration

The Boston Barrier Tidal Flood Defence Scheme is a £100m project for the Environment Agency, delivered by BMMJV (a joint venture between BAM Nuttall and Mott MacDonald), to reduce the risk of tidal flooding to 14,300 properties and businesses in Boston, Lincolnshire. Boston is located on the east coast of the United Kingdom off The […]

The sea defences along the coast of Lincolnshire mainly comprise of concrete seawalls fronted by sandy beaches providing flood protection to the low-lying coastal flood plain, which extends up to 15km inland and has a recorded history of inland flooding as far back as the 13th century. The Lincolnshire Open Coast Flood Risk Management Scheme […]

The North Norfolk coastline has undergone progressive coastal erosion at around the present rate for the last 5,000 years. This long-term coastal change puts pressure on communities, infrastructure and business in the coastal zone. This includes the Bacton Gas Terminal (a piece of nationally critical infrastructure that supplies up to one third of the UK’s […]

Boston Barrier Tidal Flood Defence Scheme is a £100m project for the Environment Agency, delivered by BMMJV (a joint venture between BAM Nuttall and Mott MacDonald), to reduce the risk of tidal flooding to 14,300 properties and businesses in Boston, Lincolnshire. Boston is located on the east coast of the United Kingdom off The Wash […]

The town of Lytham St. Anne’s and its shoreline is a popular national and regional tourist destination and is linked to many attractions, modern and historic, including St. Anne’s Pier, Lytham Green, Royal Lytham Golf Club, Pleasure Island and Fairhaven Lake. The project is located near Lytham St. Anne’s in the Fylde borough of Lancashire, […]

Three of Southern Water’s underground storm tanks next to the historical Fort Cumberland have played a crucial part in helping to prevent homes in Portsmouth from sewage flooding during stormy weather. Although redundant, the old sea defences protecting the tanks needed replacing and strengthening, and ongoing maintenance is essential to preventing their contents polluting the […]

The £7.7m project to stabilise and improve 1km of flood defence embankment was initiated by the 2013 tidal surge. This caused widespread flooding to the east coast and raised water levels by over 1.5m in the Dutch River. Post-event inspection highlighted that this length of channel side was at high risk of failure and could […]

Ipswich’s position on the estuary of the River Orwell in Suffolk makes it susceptible to both fluvial and tidal flooding. The Ipswich Tidal Barrier Project is the final element of a £58m programme of work by the Environment Agency (EA), to upgrade the flood defences on the East and West bank of the tidal river […]

Working with nature to adapt to climate change was the most successful & sustainable approach in this environmentally-sensitive coastal area

Two stage scheme using NEC Option C for N. Somerset Council