US Bridges

CR 550E over Vernon Fk Muscatatuck R

Fair

Decatur County, Indiana · 00.30 S of CR 700 S · Structure no. 1600086

Built
1916
109 years old, rebuilt 1986
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
29 ft
1 main span
Daily traffic
110
2017 count
Owner
County
County Highway Agency

About this bridge

CR 550E over Vernon Fk Muscatatuck R is a prestressed concrete box beam or girders - multiple carrying CR 550E over Vernon Fk Muscatatuck R in Decatur County, Indiana. It was built in 1916 and reconstructed in 1986, so it is 109 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.

It carries about 110 vehicles a day, roughly 5% of them trucks, projected to reach 170 by 2037. The structure is 29 ft (8.8 m) long and 20 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCR 550E
CrossesVernon Fk Muscatatuck R
Location00.30 S of CR 700 S
RouteCounty Highway 129
CountyDecatur County
StateIndiana
Coordinates39.23085, -85.37525
Functional classRural Minor Collector

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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.2 US tons
Inventory rating30 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span27 ft (8.2 m)
Deck width20 ft (6 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2017)
Projected traffic170 by 2037
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 550E over Vernon Fk Muscatatuck R built?

It was built in 1916, making it 109 years old in 2025. It was reconstructed in 1986.

What condition is CR 550E over Vernon Fk Muscatatuck R 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 April 2023.

How much traffic does CR 550E over Vernon Fk Muscatatuck R carry?

About 110 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is CR 550E over Vernon Fk Muscatatuck R?

The structure is 29 ft (8.8 m) long with a longest span of 27 ft (8.2 m) and a deck 20 ft wide.

Who owns CR 550E over Vernon Fk Muscatatuck R?

It is owned by the County Highway Agency.