US Bridges

CR 500 North over Lost River

PoorPosted for load

Orange County, Indiana · 0.30 W of CR 350 W · Structure no. 5900018

Built
1964
61 years old
Condition
Poor
inspected May 2024
Type
Channel Beam
Concrete
Length
89 ft
3 main spans
Daily traffic
654
2021 count
Owner
County
County Highway Agency

About this bridge

CR 500 North over Lost River is a concrete channel beam carrying CR 500 North over Lost River in Orange County, Indiana. It was built in 1964, so it is 61 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 654 vehicles a day, roughly 5% of them trucks, projected to reach 916 by 2041. The structure is 89 ft (27 m) long and 22 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR 500 North
CrossesLost River
Location0.30 W of CR 350 W
RouteCounty Highway 48
StateIndiana
Coordinates38.62992, -86.53125
Functional classRural Minor Collector

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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating15 US tons
Inventory rating8.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadUnknown
Structure length89 ft (27 m)
Longest span29 ft (8.9 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic654 (2021)
Projected traffic916 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-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 statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.6 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 500 North over Lost River built?

It was built in 1964, making it 61 years old in 2025.

What condition is CR 500 North over Lost River 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 500 North over Lost River carry?

About 654 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is CR 500 North over Lost River?

The structure is 89 ft (27 m) long with a longest span of 29 ft (8.9 m) and a deck 22 ft wide.

Who owns CR 500 North over Lost River?

It is owned by the County Highway Agency.