US Bridges

SH 41 over Burlington Northern RR

Fair

Kootenai County, Idaho · 0.3 N. Rathdrum · Structure no. 000000000014241

Built
2014
11 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
205 ft
1 main span
Daily traffic
14,500
2023 count
Owner
State
State Highway Agency

About this bridge

SH 41 over Burlington Northern RR is a steel stringer/multi-beam or girder carrying SH 41 over Burlington Northern RR in Kootenai County, Idaho. It was built in 2014, so it is 11 years old, younger than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 14,500 vehicles a day, roughly 4% of them trucks, projected to reach 21,750 by 2042. The structure is 205 ft (62.5 m) long and 73 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesSH 41
CrossesBurlington Northern RR
Location0.3 N. Rathdrum
RouteState Highway 41
CountyKootenai County
StateIdaho
Coordinates47.81858, -116.88194
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating51 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length205 ft (62.5 m)
Longest span205 ft (62.5 m)
Deck width73 ft (22.4 m)
Roadway width51 ft (15.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,500 (2023)
Projected traffic21,750 by 2042
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed11.8 mi (19 km)
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3.9 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 41 over Burlington Northern RR built?

It was built in 2014, making it 11 years old in 2025.

What condition is SH 41 over Burlington Northern RR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does SH 41 over Burlington Northern RR carry?

About 14,500 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is SH 41 over Burlington Northern RR?

The structure is 205 ft (62.5 m) long with a longest span of 205 ft (62.5 m) and a deck 73 ft wide.

Who owns SH 41 over Burlington Northern RR?

It is owned by the State Highway Agency.