US Bridges

SR 75 over West Fork Mill Creek

Good

Hendricks County, Indiana · 05.35 N SR 240 · Structure no. 024770

Built
1947
78 years old
Condition
Good
inspected December 2023
Type
Arch - Deck
Concrete
Length
43 ft
1 main span
Daily traffic
3,078
2021 count
Owner
State
State Highway Agency

About this bridge

SR 75 over West Fork Mill Creek is a concrete arch - deck carrying SR 75 over West Fork Mill Creek in Hendricks County, Indiana. It was built in 1947, so it is 78 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,078 vehicles a day, roughly 11% of them trucks, projected to reach 4,106 by 2032. The structure is 43 ft (13.1 m) long and 40 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesSR 75
CrossesWest Fork Mill Creek
Location05.35 N SR 240
RouteState Highway 75
StateIndiana
Coordinates39.70368, -86.65264
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.2 US tons
Inventory rating50.4 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span40 ft (12.1 m)
Deck width40 ft (12.1 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,078 (2021)
Projected traffic4,106 by 2032
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR 75 over West Fork Mill Creek built?

It was built in 1947, making it 78 years old in 2025.

What condition is SR 75 over West Fork Mill Creek 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 December 2023.

How much traffic does SR 75 over West Fork Mill Creek carry?

About 3,078 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is SR 75 over West Fork Mill Creek?

The structure is 43 ft (13.1 m) long with a longest span of 40 ft (12.1 m) and a deck 40 ft wide.

Who owns SR 75 over West Fork Mill Creek?

It is owned by the State Highway Agency.