Oregon State University Magruder Dairy Barn Share Link has been copied to the clipboard. Project details 16/12 Gabrielle Style Barn. It was a four layer tear off with new construction decking and truss repairs. 180 Sq. Roof Project quick facts LOCATION: Corvallis, OR Download All (5) View All Images Download download image download all(5) Download download image download all(5) Download download image download all(5) Download download image download all(5) Download download image download all(5) Close Products featured in this project