Follow this tutorial on how to build a sliding barn door from toh senior technical editor mark powers.
Making a cross brace barn door.
14 steps to building your.
Make the door frame to fit the opening assemble the frame only no batten boards no cross braces.
A z brace door allows you to use boards to make a door instead of a single sheet of material like plywood.
In compression loads are distributed over the end cross section of of the brace as well as the screws nails that greatly reduces the overall rate of fibre compression which means it will sag less and last longer.
The name describes the shape formed by the boards used to brace the parallel door boards and keep them from sagging or warping due to gravity when the finished door is hung from hinges.
Do the same with the other piece.
Do you want to connect with other woodworkers.
Because the loads are transferred to the bottom hinge and the bottom hinge is closer to the ground the gate ends up more.