US Bridges

CR 100 East over Eel River

PoorClosed to traffic

Miami County, Indiana · 0.80 S of SR 16 · Structure no. 5200022

Built
1915
110 years old, rebuilt 1982
Condition
Poor
inspected May 2023
Type
Truss - Thru
Steel
Length
230 ft
2 main spans
Daily traffic
—
2022 count
Owner
County
County Highway Agency

About this bridge

CR 100 East over Eel River is a steel truss - thru carrying CR 100 East over Eel River in Miami County, Indiana. It was built in 1915 and reconstructed in 1982, so it is 110 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 2 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: closed to all traffic.

No traffic count is recorded. The structure is 230 ft (70.1 m) long and 16 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR 100 East
CrossesEel River
Location0.80 S of SR 16
RouteCounty Highway 49
StateIndiana
Coordinates40.85548, -86.05586
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
Deck2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry0: Immediate repair necessary to put back in service
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans2
Design loadH 15
Structure length230 ft (70.1 m)
Longest span112 ft (34.1 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deck12 ft (3.8 m)

Traffic and service

Average daily traffic—
Projected traffic—
Trucks0%
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 statusListed on the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.8 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 100 East over Eel River built?

It was built in 1915, making it 110 years old in 2025. It was reconstructed in 1982.

What condition is CR 100 East over Eel 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 2023.

How much traffic does CR 100 East over Eel River carry?

No traffic count is recorded for this structure.

How long is CR 100 East over Eel River?

The structure is 230 ft (70.1 m) long with a longest span of 112 ft (34.1 m) and a deck 16 ft wide.

Who owns CR 100 East over Eel River?

It is owned by the County Highway Agency.