Delivering WFD Objectives | 9
FISH PASS DESIGN
PROJECT 2 |
COAL AUTHORITY WEIR DESIGN AND
LOCATION: Nentberry, River Nent
CLIENT: J N Bentley
In attempting to minimise the environmental legacy of
mining operations in the catchment, the Coal Authority
appointed JN Bentley to design and build a series of check
weirs on the River Nent. The aim was to promote the inchannel settlement
of potentially contaminated sediments
with the objective of facilitating their dredging and removal
from the river system in the future.
WHAT WE DID
• Hydraulic modelling
• Detailed hydraulic design of the solution.
BENEFITS TO THE CLIENT
• Secured Environment Agency approval for the
technical fish pass solution within four weeks
• A technically robust solution in keeping with the
upper catchment, rural setting of the site.
HOW WE CAN SUPPORT YOU
We can provide experienced technical specialists who fully understand all the
relevant design and approval processes, to ensure an efficient transition from
concept to site.
• A broad range of specialists, including Ecologists, Fluvial
Geomorphologists, Hydrologists, Landscape Architects and heritage experts,
ensure every site constraint is well understood and considered in the
• Services from concept and optioneering stage to construction
supervision can be provided.
• Technical experts lead informed engagement with regulatory
staff - our Lead in Hydroecology and Technical Director, who reviews our
hydraulic design outputs, comes with 10 years' experience of working within
the Fisheries function of the Environment Agency, and 10 years' experience
in environmental consultancy.