US Bridges

Petro Road over North Fork of Salt Creek

FairPosted for load

Brown County, Indiana · 0.1 MI E of UP Salt CR RD · Structure no. 0700050

Built
1934
91 years old, rebuilt 2012
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

Petro Road over North Fork of Salt Creek is a steel stringer/multi-beam or girder carrying Petro Road over North Fork of Salt Creek in Brown County, Indiana. It was built in 1934 and reconstructed in 2012, so it is 91 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. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, projected to reach 150 by 2041. The structure is 30 ft (9.2 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesPetro Road
CrossesNorth Fork of Salt Creek
Location0.1 MI E of UP Salt CR RD
RouteCounty Highway 0
CountyBrown County
StateIndiana
Coordinates39.26875, -86.16541
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load 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 alignment6: Equal to present minimum criteria
Operating rating46.2 US tons
Inventory rating27.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckOpen grating
Main spans1
Design loadUnknown
Structure length30 ft (9.2 m)
Longest span28 ft (8.4 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic150 by 2041
Trucks0%
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 Petro Road over North Fork of Salt Creek built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 2012.

What condition is Petro Road over North Fork of 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 2023.

How much traffic does Petro Road over North Fork of Salt Creek carry?

About 100 vehicles per day (2023 count).

How long is Petro Road over North Fork of Salt Creek?

The structure is 30 ft (9.2 m) long with a longest span of 28 ft (8.4 m) and a deck 20 ft wide.

Who owns Petro Road over North Fork of Salt Creek?

It is owned by the County Highway Agency.