US Bridges

Lortie RD over Flatrock Creek

Fair

Allen County, Indiana · 01.00 S Paulding Road · Structure no. 0200117

Built
1962
63 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
128 ft
3 main spans
Daily traffic
130
2018 count
Owner
County
County Highway Agency

About this bridge

Lortie RD over Flatrock Creek is a prestressed concrete box beam or girders - multiple carrying Lortie RD over Flatrock Creek in Allen County, Indiana. It was built in 1962, so it is 63 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 130 vehicles a day, roughly 5% of them trucks, projected to reach 194 by 2038. The structure is 128 ft (38.9 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesLortie RD
CrossesFlatrock Creek
Location01.00 S Paulding Road
RouteCounty Highway 0
CountyAllen County
StateIndiana
Coordinates41.02348, -84.84452
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
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 geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.7 US tons
Inventory rating44.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length128 ft (38.9 m)
Longest span42 ft (12.8 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2018)
Projected traffic194 by 2038
Trucks5%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lortie RD over Flatrock Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is Lortie RD over Flatrock 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 Lortie RD over Flatrock Creek carry?

About 130 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Lortie RD over Flatrock Creek?

The structure is 128 ft (38.9 m) long with a longest span of 42 ft (12.8 m) and a deck 35 ft wide.

Who owns Lortie RD over Flatrock Creek?

It is owned by the County Highway Agency.