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river systems |
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canals, and all associated hydraulic structures (including a very wide variety of weirs, sluices, culverts, bridges, siphons) |
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flood plain flows |
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embankments |
It is widely used in the UK and internationally by Halcrow and other licensees. It incorporates extensive water quality and sediment transport modelling capability.
ISIS has links to GIS for extracting topographic information from digital terrain models for model building, and in developing flood maps by intersecting water and ground surfaces.