"Because this section of the Sixty-Foot Falls Trail is so steep, this project was a logistical challenge that included using a helicopter to lift gravel and other supplies to where they were needed," City of Gosnells Mayor Terresa Lynes said.
Trail works complete | City of Gosnells
https://www.gosnells.wa.gov.au/news-events/articles/trail-works-complete
https://www.gosnells.wa.gov.au/news-events/articles/trail-works-complete