US Bridges

CR 700N over Mill Creek

Fair

Dubois County, Indiana · 01.10 E of Portersville R · Structure no. 1900019

Built
1974
51 years old
Condition
Fair
inspected February 2024
Type
Slab
Concrete Continuous
Length
101 ft
3 main spans
Daily traffic
185
2012 count
Owner
County
County Highway Agency

About this bridge

CR 700N over Mill Creek is a concrete continuous slab carrying CR 700N over Mill Creek in Dubois County, Indiana. It was built in 1974, so it is 51 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 185 vehicles a day, roughly 6% of them trucks, projected to reach 216 by 2032. The structure is 101 ft (30.7 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCR 700N
CrossesMill Creek
Location01.10 E of Portersville R
RouteCounty Highway 268
StateIndiana
Coordinates38.4812, -86.95322
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.5 US tons
Inventory rating35.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length101 ft (30.7 m)
Longest span39 ft (12 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic185 (2012)
Projected traffic216 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 CR 700N over Mill Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is CR 700N over Mill Creek 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 February 2024.

How much traffic does CR 700N over Mill Creek carry?

About 185 vehicles per day (2012 count), of which roughly 6% are trucks.

How long is CR 700N over Mill Creek?

The structure is 101 ft (30.7 m) long with a longest span of 39 ft (12 m) and a deck 28 ft wide.

Who owns CR 700N over Mill Creek?

It is owned by the County Highway Agency.