US Bridges

London RD over Snail Creek

Fair

Shelby County, Indiana · 00.30 N of CR 300 N · Structure no. 7300050

Built
1961
64 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
111 ft
3 main spans
Daily traffic
600
2023 count
Owner
County
County Highway Agency

About this bridge

London RD over Snail Creek is a concrete continuous slab carrying London RD over Snail Creek in Shelby County, Indiana. It was built in 1961, so it is 64 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 600 vehicles a day, roughly 5% of them trucks, projected to reach 1,200 by 2039. The structure is 111 ft (33.9 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLondon RD
CrossesSnail Creek
Location00.30 N of CR 300 N
RouteCounty Highway 0
StateIndiana
Coordinates39.57348, -85.91899
Functional classRural Minor Collector

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
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 rating35.9 US tons
Inventory rating35.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length111 ft (33.9 m)
Longest span42 ft (12.8 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2023)
Projected traffic1,200 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 London RD over Snail Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is London RD over Snail 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 November 2023.

How much traffic does London RD over Snail Creek carry?

About 600 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is London RD over Snail Creek?

The structure is 111 ft (33.9 m) long with a longest span of 42 ft (12.8 m) and a deck 28 ft wide.

Who owns London RD over Snail Creek?

It is owned by the County Highway Agency.