Gather your parts and tools, as listed above.

Review the image at left to understand what you are building.

Cut 2 of your 6' long 2X6s to 5' - 11 1/4". These make up the two long sides of your frame.

Cut the other 6 of your 6' long 2X6s to 5' - 8 1/4". These make up the floor joists of the frame.

Since you are building a total of 4 of these modules, you will need to create 4 sets of the pieces listed above.