US Bridges

Mayfield Lane over Long Branch Creek

Good

Boone County, Indiana · 00.15 S of Sycamore Stree · Structure no. 0600198

Built
1985
40 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
48 ft
1 main span
Daily traffic
50
2017 count
Owner
County
County Highway Agency

About this bridge

Mayfield Lane over Long Branch Creek is a prestressed concrete box beam or girders - multiple carrying Mayfield Lane over Long Branch Creek in Boone County, Indiana. It was built in 1985, so it is 40 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 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 50 vehicles a day, roughly 1% of them trucks, projected to reach 80 by 2037. The structure is 48 ft (14.6 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesMayfield Lane
CrossesLong Branch Creek
Location00.15 S of Sycamore Stree
RouteCity Street 0
StateIndiana
Coordinates39.95107, -86.24979
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to 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 rating39.2 US tons
Inventory rating28.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length48 ft (14.6 m)
Longest span43 ft (13.2 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2017)
Projected traffic80 by 2037
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Mayfield Lane over Long Branch Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is Mayfield Lane over Long Branch 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 September 2023.

How much traffic does Mayfield Lane over Long Branch Creek carry?

About 50 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is Mayfield Lane over Long Branch Creek?

The structure is 48 ft (14.6 m) long with a longest span of 43 ft (13.2 m) and a deck 24 ft wide.

Who owns Mayfield Lane over Long Branch Creek?

It is owned by the County Highway Agency.