US Bridges

Base Line Road over Eight Mile Creek

Poor

Randolph County, Indiana · 00.10 MI W of CR 500 W · Structure no. 6800069

Built
1987
38 years old
Condition
Poor
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
107
2016 count
Owner
County
County Highway Agency

About this bridge

Base Line Road over Eight Mile Creek is a prestressed concrete box beam or girders - multiple carrying Base Line Road over Eight Mile Creek in Randolph County, Indiana. It was built in 1987, so it is 38 years old, younger 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.

It carries about 107 vehicles a day, roughly 2% of them trucks, projected to reach 132 by 2036. The structure is 62 ft (18.8 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBase Line Road
CrossesEight Mile Creek
Location00.10 MI W of CR 500 W
RouteCounty Highway 0
StateIndiana
Coordinates40.16399, -85.07459
Functional classRural 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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.8 US tons
Inventory rating30.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length62 ft (18.8 m)
Longest span59 ft (18.1 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic107 (2016)
Projected traffic132 by 2036
Trucks2%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$720,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Base Line Road over Eight Mile Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Base Line Road over Eight Mile 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 September 2024.

How much traffic does Base Line Road over Eight Mile Creek carry?

About 107 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Base Line Road over Eight Mile Creek?

The structure is 62 ft (18.8 m) long with a longest span of 59 ft (18.1 m) and a deck 24 ft wide.

Who owns Base Line Road over Eight Mile Creek?

It is owned by the County Highway Agency.