US Bridges

Quinn RD over West Branch Bunch Ditch

Fair

St. Joseph County, Indiana · 00.50 E of Kenilworth RD · Structure no. 7100064

Built
1992
33 years old
Condition
Fair
inspected September 2024
Type
Slab
Wood or Timber
Length
28 ft
1 main span
Daily traffic
128
2022 count
Owner
County
County Highway Agency

About this bridge

Quinn RD over West Branch Bunch Ditch is a wood or timber slab carrying Quinn RD over West Branch Bunch Ditch in St. Joseph County, Indiana. It was built in 1992, so it is 33 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 128 vehicles a day, roughly 31% of them trucks, projected to reach 156 by 2039. The structure is 28 ft (8.5 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesQuinn RD
CrossesWest Branch Bunch Ditch
Location00.50 E of Kenilworth RD
RouteCounty Highway 0
CountySt. Joseph County
StateIndiana
Coordinates41.52081, -86.2442
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating55.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span26 ft (7.9 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic128 (2022)
Projected traffic156 by 2039
Trucks31%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$60,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Quinn RD over West Branch Bunch Ditch built?

It was built in 1992, making it 33 years old in 2025.

What condition is Quinn RD over West Branch Bunch Ditch 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 September 2024.

How much traffic does Quinn RD over West Branch Bunch Ditch carry?

About 128 vehicles per day (2022 count), of which roughly 31% are trucks.

How long is Quinn RD over West Branch Bunch Ditch?

The structure is 28 ft (8.5 m) long with a longest span of 26 ft (7.9 m) and a deck 25 ft wide.

Who owns Quinn RD over West Branch Bunch Ditch?

It is owned by the County Highway Agency.