Latest news:
Regular news: Issue 575 15 Jul 2011

A clearer view of stopping distances

A new iPhone app developed by Phil Jones Associates, StopDist, is, the company says, a useful tool to quickly and easily calculate the recommended stopping sight distances (SSDs) based on the formula given in Manual for Streets 2. “Vehicle speeds can be input in kilometres or miles per hour and speeds up to 130kph/80mph can be selected,” PJA notes. “The recommended SSDs can be calculated for new or existing streets and the app fully takes into account all the relevant...

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