May 2014 Construction Photos A view looking north-eastward from near station 2205. Sedimentation basin and rock buttress shown at center-left. Sedimentation basin with flow baffles and basin dewatering device. Test drilling for future soil-nailing operations. 24shelton2020-01-30T19:57:05+00:00 Share This Story, Choose Your Platform! FacebookXRedditLinkedInWhatsAppTumblrPinterestVkEmail