NEWS
2030: the global rulebook for airspace around airports is changing
ICAO's Amendment 18 rewrites airport obstacle limitation surfaces from November 2030. What the performance-based rules could mean for housing near airports.
Not just Sydney: Melbourne's crane problem, documented in 2014
A 2014 case study on how Essendon Airport's airspace limits building and crane heights in the Melbourne CBD, and why approvals still need reform.
PANS-OPS: the invisible ceiling over Sydney's skyline
PANS-OPS surfaces set a hard height ceiling over inner Sydney. Why legacy flight path rules shape the skyline, and the case for a safe review.
Sixty-year-old height rules, twenty-first century aircraf
Sydney's flight path height caps date back six decades. The Urban Developer reports on the push to review them and unlock well-located housing.