An Army common bridge transporter waits to pull out of the Sampit River after offloading a bridge erection boat as a part of the Vigilant Guard South Carolina exercise at the Carroll Ashmore Campbell Marine Complex in Georgetown, S.C., March 7, 2015. An Army common bridge transporter waits to pull out of the Sampit River after offloading a bridge erection boat as a part of the Vigilant Guard South Carolina exercise at the Carroll Ashmore Campbell Marine Complex in Georgetown, S.C., March 7, 2015. SHARE: Download: Full Size (1.9 MB) Tags: photo essays Credit: VIRIN: 222318-I-OIJ78-065.jpg Photo Gallery