S e c t i o n 1 3 - P a g e 6 May 2013 Master cast and T raditional Over casts Master cast • Rapid Assembly as few as six major pieces • All sizes available in 12" incr ements • Reusable and galvanized panels • Chanel ends for wingwalls • Light and Heavy Duty versions • Ships complete with all tools T raditional Over casts • Str ong - Made with Wide Flange Beam • All Steel - No Aluminum • Quick Er ection - 2-4 Hours • Most Sizes • Reuseable www .dsiundergr ound.com