US Bridges

SR 42 over Birch Creek

Fair

Clay County, Indiana · 00.96 E SR 59 · Structure no. 015770

Built
1942
83 years old, rebuilt 1985
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
86 ft
1 main span
Daily traffic
1,710
2019 count
Owner
State
State Highway Agency

About this bridge

SR 42 over Birch Creek is a prestressed concrete stringer/multi-beam or girder carrying SR 42 over Birch Creek in Clay County, Indiana. It was built in 1942 and reconstructed in 1985, so it is 83 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 5 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 1,710 vehicles a day, roughly 3% of them trucks, projected to reach 1,735 by 2039. The structure is 86 ft (26.2 m) long and 44 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 42
CrossesBirch Creek
Location00.96 E SR 59
RouteState Highway 42
StateIndiana
Coordinates39.44571, -87.10836
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating34.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length86 ft (26.2 m)
Longest span85 ft (25.8 m)
Deck width44 ft (13.5 m)
Roadway width42 ft (12.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,710 (2019)
Projected traffic1,735 by 2039
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR 42 over Birch Creek built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 1985.

What condition is SR 42 over Birch 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 April 2024.

How much traffic does SR 42 over Birch Creek carry?

About 1,710 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is SR 42 over Birch Creek?

The structure is 86 ft (26.2 m) long with a longest span of 85 ft (25.8 m) and a deck 44 ft wide.

Who owns SR 42 over Birch Creek?

It is owned by the State Highway Agency.