US Bridges

Hamilton RD over Witzgall #1 Drain

Fair

Allen County, Indiana · 00.50 E Indianapolis RD · Structure no. 0200293

Built
1976
49 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
25 ft
1 main span
Daily traffic
150
2024 count
Owner
County
County Highway Agency

About this bridge

Hamilton RD over Witzgall #1 Drain is a prestressed concrete box beam or girders - multiple carrying Hamilton RD over Witzgall #1 Drain in Allen County, Indiana. It was built in 1976, so it is 49 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 150 vehicles a day, roughly 5% of them trucks, projected to reach 225 by 2044. The structure is 25 ft (7.6 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHamilton RD
CrossesWitzgall #1 Drain
Location00.50 E Indianapolis RD
RouteCounty Highway 10
StateIndiana
Coordinates40.9459, -85.25564
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
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 evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.3 US tons
Inventory rating45.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span22 ft (6.7 m)
Deck width32 ft (9.7 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2024)
Projected traffic225 by 2044
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 Hamilton RD over Witzgall #1 Drain built?

It was built in 1976, making it 49 years old in 2025.

What condition is Hamilton RD over Witzgall #1 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 Hamilton RD over Witzgall #1 Drain carry?

About 150 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Hamilton RD over Witzgall #1 Drain?

The structure is 25 ft (7.6 m) long with a longest span of 22 ft (6.7 m) and a deck 32 ft wide.

Who owns Hamilton RD over Witzgall #1 Drain?

It is owned by the County Highway Agency.