US Bridges

Smith RD over Robinson-Brindle Drain

Poor

Allen County, Indiana · 00.20 S of Indianapolis R · Structure no. 0200192

Built
1974
51 years old
Condition
Poor
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
128
2022 count
Owner
County
County Highway Agency

About this bridge

Smith RD over Robinson-Brindle Drain is a prestressed concrete box beam or girders - multiple carrying Smith RD over Robinson-Brindle Drain in Allen County, Indiana. It was built in 1974, so it is 51 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 128 vehicles a day, roughly 5% of them trucks, projected to reach 191 by 2042. The structure is 33 ft (10 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSmith RD
CrossesRobinson-Brindle Drain
Location00.20 S of Indianapolis R
RouteCounty Highway 31
StateIndiana
Coordinates40.98059, -85.20694
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating69.3 US tons
Inventory rating41.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length33 ft (10 m)
Longest span29 ft (8.8 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic128 (2022)
Projected traffic191 by 2042
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$465,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Smith RD over Robinson-Brindle Drain built?

It was built in 1974, making it 51 years old in 2025.

What condition is Smith RD over Robinson-Brindle Drain in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does Smith RD over Robinson-Brindle Drain carry?

About 128 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Smith RD over Robinson-Brindle Drain?

The structure is 33 ft (10 m) long with a longest span of 29 ft (8.8 m) and a deck 32 ft wide.

Who owns Smith RD over Robinson-Brindle Drain?

It is owned by the County Highway Agency.