Nebraska DOT Provided Cost Estimates to Implement Advanced Queue Detection.
Nebraska, United States
The system cost analysis was based on a typical AQD system including one CCTV camera, three non-intrusive detection, and two pairs (total of four) of PDMS. Based on an estimation of six-month projection, the cost of a typical AQD system per work zone was computed as $166,225. The device cost breakdown information is provided by NDOT. The table below excerpted from the source report outlines the details of the cost analysis.
Table 1. AQD system cost for a single work zone site
| Device |
Unit |
Price$ |
Count |
Month |
Sum$ |
| Portable Queue Detection System |
Lump sum |
15,000 |
1 |
- |
15,000 |
| Central Computer |
Lump sum |
18,250 |
1 |
- |
18,250 |
| Closed Circuit Television Camera |
Each |
13,000 |
1 |
- |
13,000 |
| Portable Dynamic Message Signs |
Each/day |
156.62 |
4 |
6 |
112,766 |
| Portable Non-intrusive Traffic Sensors |
Each/day |
13.35 |
3 |
6 |
7,209 |
|
Total$ |
|
|
|
|
166,225 |
Intelligent Work Zone Using Automatic Queue Detection Systems
Work Zone Queue Detection System: $166,225 per Work Zone (6 months)
