US Bridges

Hamburg RD over Salt Creek

Fair

Franklin County, Indiana · 00.20 N of Eastburg · Structure no. 2400018

Built
1972
53 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
147 ft
3 main spans
Daily traffic
450
2024 count
Owner
County
County Highway Agency

About this bridge

Hamburg RD over Salt Creek is a steel continuous stringer/multi-beam or girder carrying Hamburg RD over Salt Creek in Franklin County, Indiana. It was built in 1972, so it is 53 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 450 vehicles a day, roughly 5% of them trucks, projected to reach 600 by 2042. The structure is 147 ft (44.8 m) long and 26 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

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CarriesHamburg RD
CrossesSalt Creek
Location00.20 N of Eastburg
RouteCounty Highway 0
CountyFranklin County
StateIndiana
Coordinates39.36395, -85.24949
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.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating62.4 US tons
Inventory rating37.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length147 ft (44.8 m)
Longest span54 ft (16.6 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2024)
Projected traffic600 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 Hamburg RD over Salt Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Hamburg RD over Salt 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 Hamburg RD over Salt Creek carry?

About 450 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Hamburg RD over Salt Creek?

The structure is 147 ft (44.8 m) long with a longest span of 54 ft (16.6 m) and a deck 26 ft wide.

Who owns Hamburg RD over Salt Creek?

It is owned by the County Highway Agency.