Analysis Tools

This section provides useful downloadable spreadsheets including speed surveys, blank sticks and fundamental statistical tests that are used within the road safety industry.  These resources are free to download, print and share as you wish with your colleagues.

Data

Blank Sticks

This page provides some useful blank stick diagram excel spreadsheets including a summary. Download Blank Sticks

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Data

Speed Survey

The Speed Survey spreadsheet calculates the 85 percentile speed based on inputted readings. The 'readings' tab of the spreadsheet allows you to type in 100 speed readings. The 'results' tab provides a summary which automatically calculates the 85 percentile speed, mean speed, standard deviation, the minimum and maximum speed recorded and the percentage amount over the specified speed limit. ...

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Data

Statistics Tests & FYRR

An Excel spreadsheet that aids the application of the Poisson, Chi Squared, Z and K statistical tests tailored for analysing road collision data. In addition the spreadsheet also calculates the First Year Rate of Return (FYRR) on local safety schemes. Download Statistics Tests and FYRR

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