Structural analysis for a single Pitch roof gazebo

Job ID: 36484132

Budget: $30 – $250 USD

I want to know what size wood beams I would need for this gazebo. It’s a 16ft x 16ft pergola that my customer want to make into a gazebo with a single pitch roof. (Plans attached)

The posts are 6x6 treated lumber on concrete footings. I want to know beam & joist sizes and wood kind needed.

Project location: Oregon,WI
Minimum snow load rating of 40 pounds per square foot (lbs/ft2 )