16-34 was built in '59
It was a fair bit shorter than 07/25 until the 70s and the 747's arrival which brought it into Botany Bay to its current length.
1967 photo,
1977 photo
Interestingly the current noise sharing and curfew arrangements were introduced in the mid 90s by new PM Howard under the auspices of the then head of Dept of PM and Cabinet, Max the Axe. The government's sale of SYD ensured Macquarie's hold on the privatised airport for 99 years, and pure serendipity got Max the airport CEO gig shortly afterwards.
Would be good to see a brave minority government review the noise arrangements as part of the soon to be released second airport joint study.
Bring on 24h RIC civil overflow
This would indeed change the route structure and airspace, most probably precipitating a review of SYD's noise abatement procedures.