Map 

Facts 

Note: The following information comes from the National Bridge Inventory and has not been verified.
Overview
Concrete arch bridge over Salmon River on US 93 in Salmon
Location
Lemhi County, Idaho
Status
Open to traffic
History
Built 1926; rehabilitated 1964
Design
Arch
Dimensions
Length of largest span: 78.1 ft.
Total length: 438.0 ft.
Deck width: 36.1 ft.
Approximate latitude, longitude
+45.17889, -113.89833   (decimal degrees)
45°10'44" N, 113°53'54" W   (degrees°minutes'seconds")
Approximate UTM coordinates
12/272279/5006910 (zone/easting/northing)
USGS topographic map
Salmon
Inventory numbers
ID 17885 (Idaho bridge number)
BH 14926 (Bridgehunter.com ID)
Inspection (as of 10/2008)
Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 63.2 (out of 100)
Average daily traffic (as of 2008)
8,000

Categories 

Arch (8,450)
Built 1926 (375)
Built during 1920s (5,991)
Deck arch (7,622)
Idaho (183)
Lemhi County, Idaho (3)
Open (23,570)
Owned by state (7,311)
Span length 75-100 feet (3,988)
Total length 250-500 feet (2,505)
US 93 (6)