This section contains download links to a number of useful spreadsheet applications that we have chosen to make available free of charge, although we ask that anyone using them abide by the associated Terms & Conditions. We intend to offer more applications in the future so check back from time to time to see what is available!

 

Volumetrics for Surface Water Drainage Structures
A handy spreadsheet application for calculating the available storage volume and material requirements for a range of sustainable drainage structures, including storage basins, soakaways, filter drains, geo-cellular storage devices and traditional concrete tanks. Also contains routines for calculating areas/volumes of a range of regular 2D/3D shapes.
 
Linear Interpolation
This spreadsheet contains several methods for calculating ground elevations at a given point. Choose from: 'linear interpolation', 'bi-linear interpolation' or 'known gradient'.
 
CLiCCS
Comparative Life Cycle Costing Spreadsheet. Compare the cost effectiveness of two investment options, for example investing in water saving technology versus relying on a "business as usual approach". Contains whole life costing analysis routines, calculates payback periods, net present values, internal rates of return. Automatically generates reports

 

For best performance, applications should be run using Excel 2000 or above.

 
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