Officers say three vehicles were badly damaged when they collided with the frame on the A96 in Aberdeenshire.
The award was set up in memory of the motor neurone disease campaigner Gordon Aikman who died last year.
Researchers at Heriot-Watt University took more than 100 sediment samples from 13 Orkney beaches.
A selection of your pictures of Scotland sent in between 12 and 19 January
One man survived double warship disaster
Aberdeen cruise into the fifth round of the Scottish Cup as Adam Rooney, Ryan Christie with two and Gary Mackay-Steven down St Mirren.
Five Scottish Cup fixtures, including Fraserburgh v Rangers, are postponed along with three games in League Two.
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