Little Hartley to Lithgow (excluding Coxs River Road Upgrade):
Transport for NSW (Transport) has investigated widening the Great Western Highway between Little Hartley and Lithgow to two lanes in each direction.
The proposed Little Hartley to Lithgow Upgrade is currently paused awaiting confirmation of funding and by both the Australian and State Governments.
Coxs River Road Upgrade:
Transport for NSW (Transport) is upgrading 2.4 kilometres of the Highway between Browns Gap Road and about 250m east of Coxs River Road into two lanes in each direction, providing a safer and more efficient road.
The Coxs River Road Upgrade began construction in April 2023 and is expected to be completed in 2025.