31 71 00 Tunnel Excavation 31 71 00 Tunnel Excavation Search | Advanced Search | New Members | Coupons and Discounts | All Categories Sort alphabetically by... Name City Syman, LLC _ 2101 Delta DrNampa, ID 83687 Kay Lyman (208) 287-8420 Learn More | Visit Site | Show on Map Thorco, Inc. _ 4950 N Manufacturing WayCoeur d'Alene, ID 83816 Heather Duff (208) 765-0648 Learn More | Visit Site | Show on Map If your business isn't here, contact us today to get listed!