Commented: 24x16 Porch Roof DesignThe extra you are going to spend in material costs to ease your mind appears to be well worth it. Really the added labor in switching from one to the other is minimal.
If it makes you feel better, go...
Commented: Tumbled paver patiofyg,
You failed to mention the drop over how many feet (slope). A general rule of thumb is 1/4" per foot (1" over 4'). For handicap accessibility, a 2% cross slope (if sidewalk) and 8% slop...
Commented: Kiln dried vs Air dried GarapaGilbert, the arguments for and against the use of kiln dried vs. air dried lumber in the outdoors can go on forever. Depending on the time of year and location (Midwest summer vs. Arizona anytime) you...