US Bridges

CR 600W over Mississinewa R Overflow

Fair

Randolph County, Indiana · 00.70 MI S of SR 28 · Structure no. 6800239

Built
1980
45 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete Continuous
Length
172 ft
6 main spans
Daily traffic
171
2016 count
Owner
County
County Highway Agency

About this bridge

CR 600W over Mississinewa R Overflow is a concrete continuous slab carrying CR 600W over Mississinewa R Overflow in Randolph County, Indiana. It was built in 1980, so it is 45 years old, younger 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 6 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 171 vehicles a day, roughly 8% of them trucks, projected to reach 210 by 2036. The structure is 172 ft (52.3 m) long and 26 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesCR 600W
CrossesMississinewa R Overflow
Location00.70 MI S of SR 28
RouteCounty Highway 29
StateIndiana
Coordinates40.28398, -85.09279
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating32.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length172 ft (52.3 m)
Longest span31 ft (9.3 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic171 (2016)
Projected traffic210 by 2036
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 600W over Mississinewa R Overflow built?

It was built in 1980, making it 45 years old in 2025.

What condition is CR 600W over Mississinewa R Overflow 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 August 2024.

How much traffic does CR 600W over Mississinewa R Overflow carry?

About 171 vehicles per day (2016 count), of which roughly 8% are trucks.

How long is CR 600W over Mississinewa R Overflow?

The structure is 172 ft (52.3 m) long with a longest span of 31 ft (9.3 m) and a deck 26 ft wide.

Who owns CR 600W over Mississinewa R Overflow?

It is owned by the County Highway Agency.