US Bridges

Derbyshire Road over Derbyshire Creek

PoorClosed to traffic

Marion County, Indiana · 00.40 NE of Southport RD · Structure no. 4900437

Built
1935
90 years old, rebuilt 1960
Condition
Poor
inspected July 2024
Type
Arch - Deck
Concrete
Length
24 ft
1 main span
Daily traffic
1,716
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Derbyshire Road over Derbyshire Creek is a concrete arch - deck carrying Derbyshire Road over Derbyshire Creek in Marion County, Indiana. It was built in 1935 and reconstructed in 1960, so it is 90 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 1,716 vehicles a day, roughly 5% of them trucks, projected to reach 2,550 by 2039. The structure is 24 ft (7.3 m) long and 24 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesDerbyshire Road
CrossesDerbyshire Creek
Location00.40 NE of Southport RD
RouteCity Street 0
StateIndiana
Coordinates39.67083, -86.12219
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span23 ft (7.1 m)
Deck width24 ft (7.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,716 (2019)
Projected traffic2,550 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Derbyshire Road over Derbyshire Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1960.

What condition is Derbyshire Road over Derbyshire Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Derbyshire Road over Derbyshire Creek carry?

About 1,716 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Derbyshire Road over Derbyshire Creek?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7.1 m) and a deck 24 ft wide.

Who owns Derbyshire Road over Derbyshire Creek?

It is owned by the City or Municipal Highway Agency.