US Bridges

CR 400W over Birch-King

Good

Whitley County, Indiana · 00.30 S CR 50 N · Structure no. 9200074

Built
2004
21 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
69 ft
2 main spans
Daily traffic
175
2014 count
Owner
County
County Highway Agency

About this bridge

CR 400W over Birch-King is a steel continuous stringer/multi-beam or girder carrying CR 400W over Birch-King in Whitley County, Indiana. It was built in 2004, so it is 21 years old, younger than the Indiana average of 46.6 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 175 vehicles a day, roughly 4% of them trucks, projected to reach 300 by 2038. The structure is 69 ft (21.1 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 400W
CrossesBirch-King
Location00.30 S CR 50 N
RouteCounty Highway 115
StateIndiana
Coordinates41.16526, -85.56802
Functional classRural Local

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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating100 US tons
Inventory rating88.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length69 ft (21.1 m)
Longest span33 ft (10.1 m)
Deck width32 ft (9.7 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2014)
Projected traffic300 by 2038
Trucks4%
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 400W over Birch-King built?

It was built in 2004, making it 21 years old in 2025.

What condition is CR 400W over Birch-King 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 March 2024.

How much traffic does CR 400W over Birch-King carry?

About 175 vehicles per day (2014 count), of which roughly 4% are trucks.

How long is CR 400W over Birch-King?

The structure is 69 ft (21.1 m) long with a longest span of 33 ft (10.1 m) and a deck 32 ft wide.

Who owns CR 400W over Birch-King?

It is owned by the County Highway Agency.