US Bridges

Ludwig RD over Spy Run Creek

Fair

Allen County, Indiana · 00.10 E Walker RD · Structure no. 0200614

Built
1994
31 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
26 ft
1 main span
Daily traffic
9,000
2014 count
Owner
County
County Highway Agency

About this bridge

Ludwig RD over Spy Run Creek is a concrete slab carrying Ludwig RD over Spy Run Creek in Allen County, Indiana. It was built in 1994, so it is 31 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 9,000 vehicles a day, roughly 6% of them trucks, projected to reach 11,000 by 2034. The structure is 26 ft (7.9 m) long and 60 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLudwig RD
CrossesSpy Run Creek
Location00.10 E Walker RD
RouteCity Street 0
StateIndiana
Coordinates41.13952, -85.16856
Functional classUrban 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating62.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span22 ft (6.6 m)
Deck width60 ft (18.4 m)
Roadway width57 ft (17.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,000 (2014)
Projected traffic11,000 by 2034
Trucks6%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$425,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Ludwig RD over Spy Run Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Ludwig RD over Spy Run Creek 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 May 2024.

How much traffic does Ludwig RD over Spy Run Creek carry?

About 9,000 vehicles per day (2014 count), of which roughly 6% are trucks.

How long is Ludwig RD over Spy Run Creek?

The structure is 26 ft (7.9 m) long with a longest span of 22 ft (6.6 m) and a deck 60 ft wide.

Who owns Ludwig RD over Spy Run Creek?

It is owned by the County Highway Agency.