US Bridges

CR 900S over Mill Creek

Fair

Rush County, Indiana · 00.40 E of CR 850 W · Structure no. 7000180

Built
1930
95 years old, rebuilt 1950
Condition
Fair
inspected May 2023
Type
Slab
Concrete
Length
27 ft
1 main span
Daily traffic
100
2019 count
Owner
County
County Highway Agency

About this bridge

CR 900S over Mill Creek is a concrete slab carrying CR 900S over Mill Creek in Rush County, Indiana. It was built in 1930 and reconstructed in 1950, so it is 95 years old, older than the Indiana average of 46.6 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 100 vehicles a day, roughly 5% of them trucks, projected to reach 150 by 2039. The structure is 27 ft (8.2 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 900S
CrossesMill Creek
Location00.40 E of CR 850 W
RouteCounty Highway 12
StateIndiana
Coordinates39.48294, -85.59471
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 alignment6: Equal to present minimum criteria
Operating rating77.6 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length27 ft (8.2 m)
Longest span24 ft (7.4 m)
Deck width21 ft (6.4 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2019)
Projected traffic150 by 2039
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 900S over Mill Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1950.

What condition is CR 900S over Mill Creek 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 May 2023.

How much traffic does CR 900S over Mill Creek carry?

About 100 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is CR 900S over Mill Creek?

The structure is 27 ft (8.2 m) long with a longest span of 24 ft (7.4 m) and a deck 21 ft wide.

Who owns CR 900S over Mill Creek?

It is owned by the County Highway Agency.