US Bridges

CR 350N over Harbin Creek

Good

Pike County, Indiana · 00.71 E CR 950 W · Structure no. 6300006

Built
1920
105 years old, rebuilt 2001
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
62 ft
1 main span
Daily traffic
38
2019 count
Owner
County
County Highway Agency

About this bridge

CR 350N over Harbin Creek is a steel stringer/multi-beam or girder carrying CR 350N over Harbin Creek in Pike County, Indiana. It was built in 1920 and reconstructed in 2001, so it is 105 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 38 vehicles a day, projected to reach 45 by 2039. The structure is 62 ft (18.8 m) long and 19 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCR 350N
CrossesHarbin Creek
Location00.71 E CR 950 W
RouteCounty Highway 310
StateIndiana
Coordinates38.50414, -87.44078
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.7 US tons
Inventory rating38.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length62 ft (18.8 m)
Longest span59 ft (18 m)
Deck width19 ft (5.7 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38 (2019)
Projected traffic45 by 2039
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 350N over Harbin Creek built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 2001.

What condition is CR 350N over Harbin Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does CR 350N over Harbin Creek carry?

About 38 vehicles per day (2019 count).

How long is CR 350N over Harbin Creek?

The structure is 62 ft (18.8 m) long with a longest span of 59 ft (18 m) and a deck 19 ft wide.

Who owns CR 350N over Harbin Creek?

It is owned by the County Highway Agency.