O’ahu

[Max Rockatansky]

HI 7310 and former HI 66.

https://www.gribblenation.org/2022/03/hawaii-route-7310-and-former-hawaii.html?m=1

[Max Rockatansky]

HI 7012 and seemingly also HI 804?

https://www.gribblenation.org/2022/03/hawaii-route-7012.html

[Max Rockatansky]

HI 8930

https://www.gribblenation.org/2022/03/hawaii-route-8930.html

[Max Rockatansky]

HI 99, down to the last couple blogs for Oahu. 

https://www.gribblenation.org/2022/03/hawaii-route-99.html

[Max Rockatansky]

The Farrington Highway, this one is an eight-chapter blog given the huge amount of route numbering designations:

https://www.gribblenation.org/2022/03/farrington-highway-hawaii-routes-93-99.html

[Max Rockatansky]

A directory on the World War II highway system on Oahu:

https://www.gribblenation.org/2022/03/director-of-world-war-ii-highway-system.html

[Max Rockatansky]

The final entry on Gribblenation is the unsigned Hawaii Routes on Oahu.  Expect to see a Roadwaywiz episode coming up on Oahu likely next month:

https://www.gribblenation.org/2022/03/the-unsigned-hawaii-routes-of-oahu.html

[Max Rockatansky]

Roadwaywiz Webinar with three Gribblenation members to close out O'ahu: