US Bridges

CR 400N over Black Creek

Good

Grant County, Indiana · 00.22 MI E of SR 5 · Structure no. 2700036

Built
2001
24 years old
Condition
Good
inspected October 2023
Type
Truss - Thru
Steel
Length
81 ft
1 main span
Daily traffic
470
2021 count
Owner
County
County Highway Agency

About this bridge

CR 400N over Black Creek is a steel truss - thru carrying CR 400N over Black Creek in Grant County, Indiana. It was built in 2001, so it is 24 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 470 vehicles a day, roughly 5% of them trucks, projected to reach 720 by 2041. The structure is 81 ft (24.6 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 400N
CrossesBlack Creek
Location00.22 MI E of SR 5
RouteCounty Highway 188
StateIndiana
Coordinates40.61028, -85.5007
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.3 US tons
Inventory rating33.4 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length81 ft (24.6 m)
Longest span75 ft (22.8 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic470 (2021)
Projected traffic720 by 2041
Trucks5%
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 400N over Black Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is CR 400N over Black 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 October 2023.

How much traffic does CR 400N over Black Creek carry?

About 470 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is CR 400N over Black Creek?

The structure is 81 ft (24.6 m) long with a longest span of 75 ft (22.8 m) and a deck 25 ft wide.

Who owns CR 400N over Black Creek?

It is owned by the County Highway Agency.