US Bridges

South Birch RD over Yellow Creek

Fair

Marshall County, Indiana · 00.30 S of E 20th RD · Structure no. 5000105

Built
1974
51 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
100
2024 count
Owner
County
County Highway Agency

About this bridge

South Birch RD over Yellow Creek is a prestressed concrete box beam or girders - multiple carrying South Birch RD over Yellow Creek in Marshall County, Indiana. It was built in 1974, so it is 51 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 2042. The structure is 56 ft (17.1 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSouth Birch RD
CrossesYellow Creek
Location00.30 S of E 20th RD
RouteCounty Highway 173
StateIndiana
Coordinates41.18331, -86.08326
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 inspectionOctober 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating73.7 US tons
Inventory rating44.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span51 ft (15.5 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic150 by 2042
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 South Birch RD over Yellow Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is South Birch RD over Yellow 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 October 2024.

How much traffic does South Birch RD over Yellow Creek carry?

About 100 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is South Birch RD over Yellow Creek?

The structure is 56 ft (17.1 m) long with a longest span of 51 ft (15.5 m) and a deck 20 ft wide.

Who owns South Birch RD over Yellow Creek?

It is owned by the County Highway Agency.