Hydro-Logic Services articles

Supply and installation of flood warning system
Supply of 12 no. Hawk XT telemetry loggers for use with tipping-bucket rain-gauges plus supply and installation of 6 no. telemetered flow gauges to the SEPA west area as part of a flood warning instrumentation project. Each flow gauge was comprised of a Teledyne RDi Channelmaster H-ADCP with a Hawk XT outstation.  The Isodaq FEP6 telemetry server was supplied as the main data acquisition and alarm management system, in

Scottish Water, 2007 ongoing
Improving reservoir yield assessments and compensation flow monitoring

Scottish Water commissioned HL in 2007 to deliver two separate flow monitoring contracts to help improve the water companies understanding of the yield and low flow conditions at several water supply catchments across Scotland.

One project involved the installation of reservoir level, inflow flow gauges and recording raingauge devices

Blandford Consulting
Godreaman, Wales

Hydro-Logic was appointed in 2008 to undertake a Flood Consequence Assessment for a proposed residential development near Aberaman, on a site close to the River Aman that had previously been subject to dumping of soil and possibly waste from coal mining in the area.

The services undertaken by Hydro-Logic included hydrological and hydraulic modelling, using HEC-RAS and preparation of an FCA. The

Dwr Cymru Welsh Water
Design, supply and installation of a compensation flow gauge at Cwmystradllyn Reservoir, North Wales. 2006

Hydro-Logic have been engaged by Dwr Cymru/Welsh Water since 2000 to operate, maintain and improve their hydrometric network. One of the projects involved the feasibility, design and installation of a new ultrasonic transit-time flow gauge on the discharge compensation flow channel from Cwmystradllyn Reservoir in North Wales.

The new gaugi

Bradford Metropolitan Borough Council, 2005 - 2006
Installation of a tipping bucket rain gauge and telemetry system

Hydro-Logic was contracted by BMBC to supply and install a rainfall telemetry system for real-time monitoring including intensity alarm management for an urbanised catchment mainly in Keighley, Yorkshire as part of an Urban Flooding Research Study.

The network of 16 tipping bucket rain gauges comprised a Hawk XT GSM ou

Woodland Environmental
Spelthorne Equestrian Centre

Hydro-Logic was appointed in 2007/08 to undertake a Flood Risk Assessment for a proposed Equestrian Centre in Shepperton near London. The site was a former landfill site that had been restored and was used for grazing. The proposals included soil importation and landscaping along with construction of stables and ancillary buildings.

The services undertaken by Hydro-Logic included s

Yateley Leisure
Provision of hydrological, hydraulic and flood risk services

Hydro-Logic was appointed in 2007/08 to undertake a series of flood risk assessments for sites in Yateley that had previously been used for mineral extraction. The planned development included office, leisure complex and water sports on one of the adjacent lakes.

Hydraulic modelling for the adjacent River Blackwater was available from the Environment Agency

Hanson Aggregates
Provision of hydrological, hydraulic and flood risk services

Hydro-Logic has been engaged since 2002 on a series of investigations for Hanson Aggregates throughout England. The majority of these investigations relate to proposed sand and gravel extraction in flood prone areas. Additional investigations have been undertaken for monitoring and consent compliance.

The typical scope of works for FRAs (Flood Risk Assessments) is dictated by the flood zo

Severn Trent Water
Provision of specialist modelling and support services for Aquator

Hydro-Logic has been appointed by Severn Trent Water to provide a range of support services for Aquator modelling. Aquator is a generalised water resource simulation system that is used by Severn Trent Water for analysis of their principal water resource systems. The resource system for the

EA Southern Region (via Halcrow)
Design and supply of ultrasonic transit-time flow meter at a complex site on the Kent Ditch

HL was commissioned by the EA Southern Region, as sub-consultants to Halcrow Consulting Engineers, to undertake the feasibility and hydrometric design of 6 sites on streams feeding the Romney Marsh. On one of the streams, the Kent Ditch, it was necessary to design a two section/stage gauging station for which a Sarasota