US Bridges

SR 42 over Little Muncy Creek

Good

Lycoming County, Pennsylvania · 1 Mi. N. of Unityville · Structure no. 000000000053308

Built
2016
9 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
32 ft
1 main span
Daily traffic
1,877
2024 count
Owner
State
State Highway Agency

About this bridge

SR 42 over Little Muncy Creek is a concrete culvert carrying SR 42 over Little Muncy Creek in Lycoming County, Pennsylvania. It was built in 2016, so it is 9 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,877 vehicles a day, roughly 10% of them trucks, projected to reach 441 by 2038. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSR 42
CrossesLittle Muncy Creek
Location1 Mi. N. of Unityville
RouteState Highway 42
Coordinates41.24934, -76.52106
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating42.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length32 ft (9.8 m)
Longest span32 ft (9.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,877 (2024)
Projected traffic441 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 42 over Little Muncy Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is SR 42 over Little Muncy 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 March 2024.

How much traffic does SR 42 over Little Muncy Creek carry?

About 1,877 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is SR 42 over Little Muncy Creek?

The structure is 32 ft (9.8 m) long with a longest span of 32 ft (9.8 m).

Who owns SR 42 over Little Muncy Creek?

It is owned by the State Highway Agency.