Excerpt from "Ergonomics for Children" [Handrails]

http://books.google.com/books?id=YzMtzvs9sBMC&pg=PA556&lpg=PA556&dq=Handrails+for+children&source=bl&ots=GXlirkSPMm&sig=2wXW_hP9VM7pxE4aelOnkH-BRVc&hl=en&sa=X&ei=kU47U7e_HovJsQT7m4H4Cg&ved=0CEkQ6AEwAA#v=onepage&q=Handrails%20for%20children&f=false

From Ergonomics for Children: Designing Products and Places from Toddlers to Teens.

  • Research indicates that children prefer higher handrails.
  • Shoulder or head height is acceptable. (30 inches)
  • Recalls a child's interaction with his or her parent, the upward extension of the arm to meet the arm of the parent.
  • Grasp Diameter for a 1 year old is 0.94", for a 10 year old ideal grasp diameter is 1.61"