US Bridges

Tunnel Mill Road over Nine Penny Branch

Fair

Clark County, Indiana · 00.90 NE of New Market Ro · Structure no. 1000083

Built
1976
49 years old
Condition
Fair
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
410
2018 count
Owner
County
County Highway Agency

About this bridge

Tunnel Mill Road over Nine Penny Branch is a prestressed concrete box beam or girders - multiple carrying Tunnel Mill Road over Nine Penny Branch in Clark 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 5 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 410 vehicles a day, roughly 3% of them trucks, projected to reach 710 by 2038. The structure is 64 ft (19.5 m) long and 24 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesTunnel Mill Road
CrossesNine Penny Branch
Location00.90 NE of New Market Ro
RouteCounty Highway 0
StateIndiana
Coordinates38.47879, -85.63025
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.5 US tons
Inventory rating23.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length64 ft (19.5 m)
Longest span60 ft (18.3 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic410 (2018)
Projected traffic710 by 2038
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 Tunnel Mill Road over Nine Penny Branch built?

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

What condition is Tunnel Mill Road over Nine Penny Branch 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 March 2024.

How much traffic does Tunnel Mill Road over Nine Penny Branch carry?

About 410 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Tunnel Mill Road over Nine Penny Branch?

The structure is 64 ft (19.5 m) long with a longest span of 60 ft (18.3 m) and a deck 24 ft wide.

Who owns Tunnel Mill Road over Nine Penny Branch?

It is owned by the County Highway Agency.