The electrical assets include
- street lighting
- traffic signals and
- lighting units for traffic signs.
The Asset Condition Team manages the electrical assets with the
assistance of the Mayise computerised management system.
The inspection of street lighting includes night patrols to
identify lamps which are out or obscured by trees, structural
testing and electrical testing.
identified for improvement or renewals are included in the
programme for future works and bids for funding submitted
To minimise the number of lamp failures a block change is
carried out at a frequency determined by the life expectancy of the
This may be annual, or every two or three
years. In addition, the fittings are cleaned on an annual
The traffic signal equipment used on the network is expected to
operate without regular routine adjustments. Inspections are
carried out to identify defects which may lead to failure at a
later date. The use of LED heads instead of conventional bulbs has
removed the need for annual bulb changes.
Most of the signal installations are now equipped with remote
monitoring facilities enabling faults to be detected without the
need to visit the site. It is still important for the team to
ensure that adequate out of hours response is provided to attend to
failure of the signals or collision damage.