Unit Cost Entry

Unit Cost Element - Curve Speed Warning System

Unit Cost Component - Dynamic Curve Speed Warning Sign (Low)


Minnesota, United States


Description

Low-end estimate for dynamic curve speed warning sign with solar power and radar detection

Cost Type

Estimated

Data Date

2009

Reported Units



Units

Each (EA)

Year (Dollars)

2009

Capital Cost per Unit ($)

$9,000.00

O & M Cost per Unit ($)



Lifetime

20 years


Notes

Battery must be changed every 4-7 years at a cost of $160. Mn/DOT recommends using these signs on any curve where there have been more than 10 crashes in 2 years along that section of road

Source

Benefit:Cost Analysis of In-Vehicle Technologies and Infrastructure Modifications as a Means to Prevent Crashes Along Curves and Shoulders

Author: Jaswandi Tushar Pitale, Craig Shankwitz, Howard Preston and Michael Barry

Published By: Minnesota DOT

Prepared by the University of Minnesota for the Minnesota DOT

URL: http://www.lrrb.org/PDF/2
00939.pdf
Related System Cost ID: 2011-00223

Unit Cost Details

Capital Cost per Unit: $9,000.00

O&M Cost per Unit:

Year (Dollars): 2009

Lifetime: 20 years