US Bridges

Stc 6770; Salem RD over Egin Canal

Good

Fremont County, Idaho · 0.6 S. 1.0 W. Parker · Structure no. 000000000021011

Built
2011
14 years old
Condition
Good
inspected April 2023
Type
Frame
Concrete
Length
32 ft
1 main span
Daily traffic
1,500
2023 count
Owner
County
County Highway Agency

About this bridge

Stc 6770; Salem RD over Egin Canal is a concrete frame carrying Stc 6770; Salem RD over Egin Canal in Fremont County, Idaho. It was built in 2011, so it is 14 years old, younger than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,500 vehicles a day, roughly 23% of them trucks, projected to reach 2,250 by 2042. The structure is 32 ft (9.8 m) long and 41 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesStc 6770; Salem RD
CrossesEgin Canal
Location0.6 S. 1.0 W. Parker
RouteCounty Highway 6770
StateIdaho
Coordinates43.94858, -111.778
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length32 ft (9.8 m)
Longest span32 ft (9.8 m)
Deck width41 ft (12.6 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2023)
Projected traffic2,250 by 2042
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Stc 6770; Salem RD over Egin Canal built?

It was built in 2011, making it 14 years old in 2025.

What condition is Stc 6770; Salem RD over Egin Canal in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does Stc 6770; Salem RD over Egin Canal carry?

About 1,500 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is Stc 6770; Salem RD over Egin Canal?

The structure is 32 ft (9.8 m) long with a longest span of 32 ft (9.8 m) and a deck 41 ft wide.

Who owns Stc 6770; Salem RD over Egin Canal?

It is owned by the County Highway Agency.