US Bridges

Mcnabb RD over Metcalf Ditch

Good

Allen County, Indiana · 01.25 N SR 1 · Structure no. 0200616

Built
2003
22 years old
Condition
Good
inspected June 2024
Type
Slab
Wood or Timber
Length
26 ft
1 main span
Daily traffic
135
2018 count
Owner
County
County Highway Agency

About this bridge

Mcnabb RD over Metcalf Ditch is a wood or timber slab carrying Mcnabb RD over Metcalf Ditch in Allen County, Indiana. It was built in 2003, so it is 22 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 135 vehicles a day, roughly 3% of them trucks, projected to reach 202 by 2038. The structure is 26 ft (7.9 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMcnabb RD
CrossesMetcalf Ditch
Location01.25 N SR 1
RouteCounty Highway 0
StateIndiana
Coordinates41.26452, -84.97206
Functional classRural Minor 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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.4 US tons
Inventory rating41.1 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width33 ft (10.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic135 (2018)
Projected traffic202 by 2038
Trucks3%
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 Mcnabb RD over Metcalf Ditch built?

It was built in 2003, making it 22 years old in 2025.

What condition is Mcnabb RD over Metcalf 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 June 2024.

How much traffic does Mcnabb RD over Metcalf Ditch carry?

About 135 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Mcnabb RD over Metcalf Ditch?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 33 ft wide.

Who owns Mcnabb RD over Metcalf Ditch?

It is owned by the County Highway Agency.