US Bridges

CR 990E over Mississinewa River

FairPosted for load

Grant County, Indiana · 00.33 MI S of CR 1100S · Structure no. 2700121

Built
1877
148 years old, rebuilt 1999
Condition
Fair
inspected October 2023
Type
Truss - Thru
Wood or Timber
Length
177 ft
1 main span
Daily traffic
240
2021 count
Owner
County
County Highway Agency

About this bridge

CR 990E over Mississinewa River is a wood or timber truss - thru carrying CR 990E over Mississinewa River in Grant County, Indiana. It was built in 1877 and reconstructed in 1999, so it is 148 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 240 vehicles a day, projected to reach 370 by 2041. The structure is 177 ft (54 m) long and 15 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesCR 990E
CrossesMississinewa River
Location00.33 MI S of CR 1100S
RouteCounty Highway 191
CountyGrant County
StateIndiana
Coordinates40.38854, -85.48485
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating4 US tons
Inventory rating3.1 US tons

Structure

Structure typeTruss - Thru
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length177 ft (54 m)
Longest span175 ft (53.4 m)
Deck width15 ft (4.6 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deck15 ft (4.6 m)

Traffic and service

Average daily traffic240 (2021)
Projected traffic370 by 2041
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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$1.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 990E over Mississinewa River built?

It was built in 1877, making it 148 years old in 2025. It was reconstructed in 1999.

What condition is CR 990E over Mississinewa River 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 CR 990E over Mississinewa River carry?

About 240 vehicles per day (2021 count).

How long is CR 990E over Mississinewa River?

The structure is 177 ft (54 m) long with a longest span of 175 ft (53.4 m) and a deck 15 ft wide.

Who owns CR 990E over Mississinewa River?

It is owned by the County Highway Agency.