The frame

Chapters

Mainframe / Run board supports / Truss rods / End beams

Brake rigging (part 2) / Brake cylinder / Details + Run boards / Handbrake

To reach my estimated final weight of more than 50 kg (100 lbs), I designed the frame by using massive rectangular bars and give them the look of a typical I-beam frame. This design is very strong, heavy and makes some parts easier to build. At the end of the chapter, I'll add a large number of detail stuff to the frame to make it look right.

The following pictures are showing several steps during construction...