Hi-Rise Low Rail Bridges shown in photos are our 12 foot models and shown for illustration purposes only. lick on the pricing links to see the rail configuration and post quantity for other lengths. Rail heights above walking surface are the same for all bridge lengths:     * Low Rail = 12" (Rails for decoration only)     * High Rail = 20" (Rails to protect a child)     * Double Rail = 35" (Rails an adult can use) All bridges are 35" wide at the walking surface and 42" wide overall. Hi Rise Low Rail 6' Hi Rise Low Rail 6' $1,212.00 SKU: Bridge HILR6 Hi Rise Low Rail 8' Hi Rise Low Rail 8' $1,404.00 SKU: Bridge HILR8 Hi Rise Low Rail 10' Hi Rise Low Rail 10' $1,596.00 SKU: Bridge HILR10 HI Rise Low Rail 12' HI Rise Low Rail 12' $1,968.00 SKU: Bridge HILR12 Hi Rise Low Rail 14' Hi Rise Low Rail 14' $2,160.00 SKU: Bridge HILR14 HI Rise Low Rail 16' HI Rise Low Rail 16' $2,352.00 SKU: Bridge HILR16