❓ Hon. Spagnolo questions the transparency of unquantified impact estimations (noise, congestion, land-use) in the ACIL Allen Perth Park Business Case. The answer states that the design process includes data collection to inform design and mitigation.
AnsweredQoN 967Legislative Council
Asked
2 December 2025
Member
Portfolio
Deputy Premier; Treasurer; Minister for Transport; Sport and Recreation
QuestionView source ↗
I further refer to the ACIL Allen Perth Park Business Case Summary, and I ask: (a) what processes were implemented to ensure transparency in estimating unquantified impacts such as noise, congestion and land-use opportunity cost, which the ACIL Allen report identifies but does not measure?
AnswerView source ↗
Answered
24 February 2026
Responded by
Parliamentary Secretary to the Deputy Premier; Treasurer; Minister for Transport; Sport and Recreation
Response time
7 days
(a) The design process includes thorough data collection to inform design and mitigation for key elements such as noise, traffic management flora and environmental impact.
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