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Tunnel Inspections To Take Place

For Immediate Release:  Wednesday, October 10, 2018

Contact: Rich Zacher, 605.673.4948


CUSTER, S.D. – The Department of Transportation will be doing bi-annual tunnel inspections the week of Oct. 15. This will result in traffic delays and or closure of Highway 87 Needles Highway and Highway 16A Iron Mountain Road. 


The schedule of inspection will be as follows:


  • Monday, Oct 15, will include inspection of Hood Tunnel and Iron Creek Tunnel on Needles Highway.  Highway 87 Needles Highway, Closed


  • Tuesday, Oct 16, will include inspection of Needles Eye Tunnel on Needles Highway and C.C. Gideon Tunnel on Iron Mountain Road.  Highway 87 Needles Highway, Closed; Highway 16A Iron Mountain Road, Closed


  • Wednesday, Oct 17, will include inspection of C. C. Gideon Tunnel and Doane Robinson Tunnel on Iron Mountain Road. Highway 16A Iron Mountain Road, Closed


  • Thursday, Oct 18, will include inspection of Scovel Johnson Tunnel on Iron Mountain Road.  Highway 16A Iron Mountain Road, traffic delays


  • Friday, Oct 19, will include inspection of the Miner’s Gateway Tunnel in Keystone. Highway 16A Keystone, Traffic diversion, no delay


For complete road construction information, visit www.safetravelusa.com/sd or dial 511.



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