❓ This parliamentary question seeks information on Main Roads WA's process for determining when a bridge needs replacement, focusing on inspection methods and economic considerations.
AnsweredQoN 457Legislative Council
QuestionView source ↗
How does Main Roads WA determine a bridge needs to be replaced?
AnswerView source ↗
Answered
5 December 2013
Responded by
Parliamentary Secretary representing the Minister for Transport
Response time
35 days
Main Roads WA assesses all maintenance needs for bridges based on the defects identified by detailed and visual inspections. A bridge is programmed for replacement where it has reached the end of its economic life. A whole of life cycle cost analysis is often used to compare refurbishment verses replacement options.
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