Posted: Nov 23, 2010 11:25 AM
Updated: Nov 23, 2010 12:35 PM
NewsOn6.com
TULSA, Oklahoma -- The Oklahoma Department of Transportation is installing a new type of structure to support signs on major highways around the state.
They're called monotubes. As the name implies, monotubes utilize one large steel tube to suspend signs over the roadway, instead of the old truss-type structures that have been used for decades.
ODOT installed the first monotubes in the state on I-35 in Norman in 2009. Right now they're being installed at I-44 and 193rd Street in Tulsa/Catoosa, along I-44 from Riverside to Harvard in Tulsa and on the new I-40 Crosstown in Oklahoma City.
They offer numerous advantages over the older structures. Because each monotube consists of multiple smaller sections of pipe that are bolted together at the job site, they're easier to transport and can be hauled by a pickup pulling a small trailer. ODOT says they're also relatively easy to install... FULL ARTICLE
Posted on
Tue, November 23, 2010
by Crystal Drwenski