US Bridges

US 95 over Monroe Creek

Good

Washington County, Idaho · In Weiser · Structure no. 000000000018133

Built
1999
26 years old
Condition
Good
inspected September 2021
Type
Frame
Concrete
Length
43 ft
1 main span
Daily traffic
5,600
2023 count
Owner
State
State Highway Agency

About this bridge

US 95 over Monroe Creek is a concrete frame carrying US 95 over Monroe Creek in Washington County, Idaho. It was built in 1999, so it is 26 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 5,600 vehicles a day, roughly 12% of them trucks, projected to reach 8,400 by 2042. The structure is 43 ft (13.1 m) long and 56 ft wide.

CarriesUS 95
CrossesMonroe Creek
LocationIn Weiser
RouteU.S. Route 95
StateIdaho
Coordinates44.25194, -116.95778
Functional classUrban Other Principal Arterial

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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating64 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length43 ft (13.1 m)
Longest span41 ft (12.5 m)
Deck width56 ft (17.2 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,600 (2023)
Projected traffic8,400 by 2042
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 95 over Monroe Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is US 95 over Monroe Creek 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 September 2021.

How much traffic does US 95 over Monroe Creek carry?

About 5,600 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US 95 over Monroe Creek?

The structure is 43 ft (13.1 m) long with a longest span of 41 ft (12.5 m) and a deck 56 ft wide.

Who owns US 95 over Monroe Creek?

It is owned by the State Highway Agency.