Treated 2×6’s and 2×4’s are being used for the interior frames.
Here are the forward bow frames being test fit:
The next two photos show the mid frames cut and ready to be installed.
Here the stern frames have been installed:
Pictured below is the mid aft frame:
This is the mid forward frame:
Forward frame showing the floor timber fasteners:
All frames on starboard side:
Starboard frames from the exterior:
All frames installed!