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<a href="/ITS/benecost.nsf/SingleLink?ReadForm&Tax=Intelligent+Transportation+Systems+Crash+Prevention+%26+Safety&Location=Cost">Crash Prevention & Safety</a> > <a href="/ITS/benecost.nsf/SingleLink?ReadForm&Tax=Intelligent+Transportation+Systems+Crash+Prevention+%26+Safety+Road+Geometry+Warning&Location=Cost">Road Geometry Warning</a> > <a href="/ITS/benecost.nsf/SingleLink?ReadForm&Tax=Intelligent+Transportation+Systems+Crash+Prevention+%26+Safety+Road+Geometry+Warning+Overheight/Overwidth+Warning&Location=Cost">Overheight/Overwidth Warning</a>


Overheight/Overwidth warning systems use roadside detectors and electronic warning signs to warn drivers of vehicles that are too tall or wide to pass under bridges or through tunnels.


Roadside message sign - Capital cost/unit - $35(01/19/2018)

Overheight vehicle detector system controller - Capital cost/unit - $35(01/19/2018)

Overheight vehicle detector - Capital cost/unit - $35(01/19/2018)

Cellular modem - Capital cost/unit - $35(01/19/2018)

Electrical conduit - Capital cost/unit - $35(01/19/2018)

Warning siren - Capital cost/unit - $35(01/19/2018)

Electrical pull box - Capital cost/unit - $35(01/19/2018)

Electrical conduit - Capital cost/unit - $35(01/19/2018)

Communications cabinet - Capital cost/unit - $35(01/19/2018)

Roadside flasher beacon - Capital cost/unit - $35(01/19/2018)

Electrical conduit - Capital cost/unit - $35(01/19/2018)

Loop Detector - Capital cost/unit - $9(01/01/2012)

Loopd Detector Lead - Capital cost/unit - $9(01/01/2012)

Overheight Detection System - Capital cost/unit - $9(01/01/2012)

Loop Detector - Capital cost/unit - $9(01/01/2012)

Loopd Detector Lead - Capital cost/unit - $9(01/01/2012)

Overheight Detection System - Capital cost/unit - $9(01/01/2012)

Overheight Detection System - Capital cost/unit - $150000 - O&M cost/unit - $500 - Lifetime - 15 years(6/19/2006)

Overheight vehicle detection systems on I-10 in Houston reduced bridge hits by 66 percent.( July/August 2018 )

Overheight vehicle detection systems on I-10 in Houston contributed to 20 fewer bridge hits per year, saving TxDOT more than $2 million in annual bridge repair costs.( July/August 2018 )

The cost to purchase and install an overheight vehicle detection system (OHVDS) was estimated at $100,000 per location.( July/August 2018 )

Most professional truck drivers interviewed in Ohio and California expressed favorable views of on-board connected vehicle safety applications installed on Class 8 commercial vehicles.(01/31/2014)

At a tunnel in Pennsylvania, an overheight/overwidth warning system improved safety; occasional crashes demonstrate value of system and importance of maintenance.(31 October 2006)

A nationwide survey evaluating overheight/oversize warning systems found that eight states that deployed active infrared light or laser activated warning systems had fewer overheight load strikes on infrastructure components.(12-16 January 2003)

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