Full CRTN Calc

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Full CRTN Calc

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clip0249 CRTN Full




Implements a Calculation of Road Traffic Noise (CRTN) calculation using the procedure described in The Department of Transport Calculation of Road Traffic Noise. Throughout this calc, horizontal distances should be input relative to the edge of the nearside carriageway, and vertical distances should be input relative to the CRTN source position of 0.5m above the top of the road surface. Users of this calculation need to be familiar with the standard to understand how the various corrections apply.