Re: parallel runways on airports

Date:         30 Mar 97 03:54:29 
From:         cwax <>
Organization: The Avia Group
References:   1 2
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Kenneth W. Saunders wrote:
> The FAA has an on-going project to use high resolution displays and more
> accurate surveillance systems (radar or other means) to reduce the 4300 ft
> spacing.  Some studies have shown that 3400 ft spacing is safe with the
> Parallel Runway Monitor system.  To my knowledge, there's no operational PRM
> controlling traffic in the US.

I was involved in the PRM studies... DEN was required to instell PRM before
opening and is using it. They had planned for ARTS3/ASR9 and were upset
at having to get PRM insted ( budget )