US Bridges

CR 390 North over Sulphur Creek

PoorPosted for load

Orange County, Indiana · 0.60 N of CR 375 N · Structure no. 5900010

Built
1910
115 years old
Condition
Poor
inspected May 2024
Type
Truss - Thru
Steel
Length
83 ft
1 main span
Daily traffic
100
2014 count
Owner
County
County Highway Agency

About this bridge

CR 390 North over Sulphur Creek is a steel truss - thru carrying CR 390 North over Sulphur Creek in Orange County, Indiana. It was built in 1910, so it is 115 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 5% of them trucks, projected to reach 180 by 2034. The structure is 83 ft (25.4 m) long and 11 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR 390 North
CrossesSulphur Creek
Location0.60 N of CR 375 N
RouteCounty Highway 44
StateIndiana
Coordinates38.61642, -86.64822
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating6.7 US tons
Inventory rating4 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+1 approach)
Design loadUnknown
Structure length83 ft (25.4 m)
Longest span57 ft (17.5 m)
Deck width11 ft (3.5 m)
Roadway width11 ft (3.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2014)
Projected traffic180 by 2034
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 390 North over Sulphur Creek built?

It was built in 1910, making it 115 years old in 2025.

What condition is CR 390 North over Sulphur Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does CR 390 North over Sulphur Creek carry?

About 100 vehicles per day (2014 count), of which roughly 5% are trucks.

How long is CR 390 North over Sulphur Creek?

The structure is 83 ft (25.4 m) long with a longest span of 57 ft (17.5 m) and a deck 11 ft wide.

Who owns CR 390 North over Sulphur Creek?

It is owned by the County Highway Agency.