April 18 (Reuters) - Aurizon Holdings Ltd AZJ.AX
* Update on impacts of cyclone Debbie
* Has revised its previous EBIT guidance for FY2017 of $900-950 million to $800-850 million
* Three out of four Aurizon coal systems have now re-opened to coal trains and are operating under restricted conditions with some reduced capacity
* Says expects its above rail coal tonnes for FY2017 to be reduced by 12-14 million tonnes
* For FY17 now expects a coal haulage range of 190- 200 million tonnes, rather than previously advised guidance of 200-212 million tonnes
* Expects Goonyella coal system to re-open on 26 April with speed restrictions and reduced capacity
* Says expects total FY2017 EBIT reduction of $100-115 million as a result of cyclone Debbie impacts
* "Access revenue will decrease in FY2017 as a result of an expected volume reduction of 19-21 million tonnes carried by all rail operators on CQCN (Central Queensland Coal Network)" Source text for Eikon: ID:nASX3H6tmN Further company coverage: AZJ.AX