US Bridges

CR 900S over Branch of Big Blue River

Fair

Shelby County, Indiana · 01.40 W CR 600W · Structure no. 7300113

Built
1978
47 years old
Condition
Fair
inspected November 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
64 ft
3 main spans
Daily traffic
300
2019 count
Owner
County
County Highway Agency

About this bridge

CR 900S over Branch of Big Blue River is a prestressed concrete continuous box beam or girders - single or spread carrying CR 900S over Branch of Big Blue River in Shelby County, Indiana. It was built in 1978, so it is 47 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 300 vehicles a day, roughly 5% of them trucks, projected to reach 550 by 2039. The structure is 64 ft (19.5 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 900S
CrossesBranch of Big Blue River
Location01.40 W CR 600W
RouteCounty Highway 10
StateIndiana
Coordinates39.39231, -85.92128
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.9 US tons
Inventory rating35.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span20 ft (6 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2019)
Projected traffic550 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 Branch of Big Blue River built?

It was built in 1978, making it 47 years old in 2025.

What condition is CR 900S over Branch of Big Blue River 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 November 2023.

How much traffic does CR 900S over Branch of Big Blue River carry?

About 300 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is CR 900S over Branch of Big Blue River?

The structure is 64 ft (19.5 m) long with a longest span of 20 ft (6 m) and a deck 26 ft wide.

Who owns CR 900S over Branch of Big Blue River?

It is owned by the County Highway Agency.