US Bridges

Izaak Walton RD over Martin-Youngman Ditch

Good

Howard County, Indiana · 0.1 MI N CR 300 S · Structure no. 3400138

Built
2016
9 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
1,454
2024 count
Owner
County
County Highway Agency

About this bridge

Izaak Walton RD over Martin-Youngman Ditch is a prestressed concrete box beam or girders - multiple carrying Izaak Walton RD over Martin-Youngman Ditch in Howard County, Indiana. It was built in 2016, so it is 9 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,454 vehicles a day, roughly 5% of them trucks, projected to reach 2,381 by 2044. The structure is 43 ft (13.2 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIzaak Walton RD
CrossesMartin-Youngman Ditch
Location0.1 MI N CR 300 S
RouteCity Street 0
StateIndiana
Coordinates40.4374, -86.08914
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating35.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length43 ft (13.2 m)
Longest span38 ft (11.5 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,454 (2024)
Projected traffic2,381 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 Izaak Walton RD over Martin-Youngman Ditch built?

It was built in 2016, making it 9 years old in 2025.

What condition is Izaak Walton RD over Martin-Youngman Ditch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2024.

How much traffic does Izaak Walton RD over Martin-Youngman Ditch carry?

About 1,454 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Izaak Walton RD over Martin-Youngman Ditch?

The structure is 43 ft (13.2 m) long with a longest span of 38 ft (11.5 m) and a deck 28 ft wide.

Who owns Izaak Walton RD over Martin-Youngman Ditch?

It is owned by the County Highway Agency.