US Bridges

SR 42 over L.C. Cook Ditch

Good

Morgan County, Indiana · 01.83 E SR 142 · Structure no. 015850

Built
1991
34 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete Continuous
Length
92 ft
3 main spans
Daily traffic
1,126
2020 count
Owner
State
State Highway Agency

About this bridge

SR 42 over L.C. Cook Ditch is a concrete continuous slab carrying SR 42 over L.C. Cook Ditch in Morgan County, Indiana. It was built in 1991, so it is 34 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 1,126 vehicles a day, roughly 7% of them trucks, projected to reach 1,238 by 2040. The structure is 92 ft (28 m) long and 36 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesSR 42
CrossesL.C. Cook Ditch
Location01.83 E SR 142
RouteState Highway 42
CountyMorgan County
StateIndiana
Coordinates39.5443, -86.64584
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30.3 US tons
Inventory rating23.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length92 ft (28 m)
Longest span36 ft (10.9 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,126 (2020)
Projected traffic1,238 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 42 over L.C. Cook Ditch built?

It was built in 1991, making it 34 years old in 2025.

What condition is SR 42 over L.C. Cook Ditch 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 April 2024.

How much traffic does SR 42 over L.C. Cook Ditch carry?

About 1,126 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is SR 42 over L.C. Cook Ditch?

The structure is 92 ft (28 m) long with a longest span of 36 ft (10.9 m) and a deck 36 ft wide.

Who owns SR 42 over L.C. Cook Ditch?

It is owned by the State Highway Agency.