US Bridges

Thimlar RD over Botteron Drain

FairPosted for load

Allen County, Indiana · 00.20 N Doty Road · Structure no. 0200089

Built
1960
65 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete Continuous
Length
61 ft
3 main spans
Daily traffic
1,952
2018 count
Owner
County
County Highway Agency

About this bridge

Thimlar RD over Botteron Drain is a concrete continuous slab carrying Thimlar RD over Botteron Drain in Allen County, Indiana. It was built in 1960, so it is 65 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,952 vehicles a day, roughly 5% of them trucks, projected to reach 2,916 by 2038. The structure is 61 ft (18.7 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesThimlar RD
CrossesBotteron Drain
Location00.20 N Doty Road
RouteCounty Highway 107
StateIndiana
Coordinates41.14605, -84.93593
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.9 US tons
Inventory rating26.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length61 ft (18.7 m)
Longest span24 ft (7.3 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,952 (2018)
Projected traffic2,916 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 Thimlar RD over Botteron Drain built?

It was built in 1960, making it 65 years old in 2025.

What condition is Thimlar RD over Botteron Drain 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 June 2024.

How much traffic does Thimlar RD over Botteron Drain carry?

About 1,952 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Thimlar RD over Botteron Drain?

The structure is 61 ft (18.7 m) long with a longest span of 24 ft (7.3 m) and a deck 29 ft wide.

Who owns Thimlar RD over Botteron Drain?

It is owned by the County Highway Agency.