Ketchikan Gateway Borough

NameLocationStatusDesignYear BuiltYear LostSpan Length (ft.)Total Length (ft.)
Bauer-Hopkins TrestleOpen to trafficTimber stringer1950--20.0706.1
Bayview Street ViaductBridge on Bayview StreetOpen to trafficTimber stringer1960--20.0120.1
Grant Street ViaductGrant Street over valleyOpen to trafficTimber stringer1970--9.8212.9
Gravina Island Term Ii BridgeGravina Island over Gravina Island Term IiClosed to all trafficSteel stringer1982--96.1112.9
Ketchikan Creek BridgeBridge on Park/Harris StreetOpen to trafficWarren pony truss1957--61.066.9
Ketchikan Creek BridgeSouth Tongass Highway over Ketchikan CreekOpen to trafficPolygonal Warren pony truss with alternating verticals1944--120.1125.0
Millar Street ViaductBridge on Millar StreetOpen to trafficTimber stringer1960--16.196.1
Park Street-Ketchikan Cr Park-Upper BridgePark Street over Ketchikan Cr Park-UpperOpen to trafficConcrete tee beam1967--65.990.9
Sayles-Gorge ViaductBridge on Sayles/Gorge StreetOpen to trafficTimber stringer1960--16.1127.0
South Tongass-Forks Creek BridgeSouth Tongass Hwy over Forks CreekOpen to trafficSlab1938--27.927.9
South Tongass-Tongass Avenue Viaduct BridgeSouth Tongass Hwy over Tongass Avenue ViaductOpen to trafficConcrete tee beam1956--42.01727.1
South Tongass-Water St Viaduct BridgeSouth Tongass Hwy over Water St ViaductOpen to trafficConcrete tee beam1955--19.0162.4
Thomas TrestleOpen to trafficTimber stringer1960--17.1383.9
Trollers Creek BridgeKnudson Cove Road over Trollers CreekOpen to trafficTimber stringer1938--29.9117.1
Water Street No. 1 TrestleBridge on Water StreetOpen to trafficTimber stringer1920--9.8117.1
Water Street TunnelSouth Tongass Highway under Open to trafficTunnel1954----274.9