US Bridges

Hartzell RD over Trier Drain

Fair

Allen County, Indiana · 00.10 S US 30 · Structure no. 0200140

Built
1977
48 years old, rebuilt 1998
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
102 ft
3 main spans
Daily traffic
4,735
2018 count
Owner
County
County Highway Agency

About this bridge

Hartzell RD over Trier Drain is a prestressed concrete box beam or girders - multiple carrying Hartzell RD over Trier Drain in Allen County, Indiana. It was built in 1977 and reconstructed in 1998, so it is 48 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.

It carries about 4,735 vehicles a day, roughly 5% of them trucks, projected to reach 7,869 by 2038. The structure is 102 ft (31 m) long and 41 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHartzell RD
CrossesTrier Drain
Location00.10 S US 30
RouteCity Street 0
StateIndiana
Coordinates41.06732, -85.03015
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.9 US tons
Inventory rating50.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length102 ft (31 m)
Longest span34 ft (10.3 m)
Deck width41 ft (12.5 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,735 (2018)
Projected traffic7,869 by 2038
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Hartzell RD over Trier Drain built?

It was built in 1977, making it 48 years old in 2025. It was reconstructed in 1998.

What condition is Hartzell RD over Trier 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 May 2024.

How much traffic does Hartzell RD over Trier Drain carry?

About 4,735 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Hartzell RD over Trier Drain?

The structure is 102 ft (31 m) long with a longest span of 34 ft (10.3 m) and a deck 41 ft wide.

Who owns Hartzell RD over Trier Drain?

It is owned by the County Highway Agency.