① - 2" x 8" D.F. or equal - Bolted to 4" x 4" posts w/ 3/8" φ galv. Bolts/ nuts
② -4" x 4" x 6" Douglas Fir or equal posts.
- Minimum 24" concrete footing
- Rails shall be covered with reflective sheeting with alternating red and white color bands 6" in width. Rails may be 8" to 12" wide and constructed of 3/4" exterior Douglas Fir plywood, grade A-8.