You can configure the shelves above the garage doors along the side wall or in an l shaped combination like i ll demonstrate here.
How to build a storage shelf over garage door.
Mount supports on ceiling beam.
Pre drilling pilot holes much smaller diameter than the lag screws but still prevents cracking and destruction of the studs is a great plan to do on the wall and on the shelf before you put it up.
It was harder to get the christmas tree up there than to build the shelves.
The shelves i describe here provide 48 sf of storage space and cost less than 75 to build.
Adding shelves above the garage door is a great way to utilize some otherwise wasted space.
First you ll need to determine the distance between the highest movement of the garage door and the ceiling.
Locate the ceiling support.
How to build suspended garage storage shelves.
Assemble the frame and shelf.