FLOOD RISK SERVICES

Flood Risk Assessments (FRA)

Under current planning law, developers are required to carry out site-specific Flood Risk Assessments to accompany planning applications in accordance with National Planning Policy Framework (NPPF).... Read more

Hydrological Modelling

Estimation of flood hydrology requires the calculation of river flow peaks (or hydrographs) from observed or modelled design floods of a specified return period.... Read more

Hydraulic River Modelling and Breach Analyses

The Environment Agency's Flood Zone maps represent large areas and are often inaccurate or lacking in detail at a site-specific level. As such, sometimes sites are shown to be within the floodplain when in fact they are not.... Read more

Sustainable Urban Drainage Systems (SUDS)

For any major development, it is now expected that surface water is managed through the implementation of SUDS and there is a requirement to undertake a SUDS assessment for planning purposes. This is usually required for larger sites and those proposing over ten dwellings.... Read more

Flood Warning and Evacuation Plans

Flood evacuation plans can be complex. They must conform to the National Planning Policy Framework (NPPF) and meet the requirements of the Local Planning Authority and the Environment Agency.... Read more

Basement Impact Assessments (BIA)

The development of basements beneath an existing property is an increasingly common way to extend, particularly in central London where other options are limited.... Read more

Groundwater Analysis

Groundwater and surface water bodies are connected and due consideration must be given to risks associated with water above and below the ground surface.... Read more