US Bridges

SR 4010 over Two Mile Run

Fair

Somerset County, Pennsylvania · 1 Mi.Ne.Of Randolph · Structure no. 000000000031745

Built
1903
122 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete
Length
29 ft
2 main spans
Daily traffic
123
2024 count
Owner
State
State Highway Agency

About this bridge

SR 4010 over Two Mile Run is a concrete slab carrying SR 4010 over Two Mile Run in Somerset County, Pennsylvania. It was built in 1903, so it is 122 years old, older than the Pennsylvania average of 54.8 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 123 vehicles a day, roughly 3% of them trucks, projected to reach 206 by 2032. The structure is 29 ft (8.8 m) long and 21 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesSR 4010
CrossesTwo Mile Run
Location1 Mi.Ne.Of Randolph
RouteState Highway 0
CountySomerset County
StatePennsylvania
Coordinates40.15237, -78.98266
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length29 ft (8.8 m)
Longest span13 ft (4 m)
Deck width21 ft (6.4 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic123 (2024)
Projected traffic206 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$579,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 4010 over Two Mile Run built?

It was built in 1903, making it 122 years old in 2025.

What condition is SR 4010 over Two Mile Run 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 April 2023.

How much traffic does SR 4010 over Two Mile Run carry?

About 123 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is SR 4010 over Two Mile Run?

The structure is 29 ft (8.8 m) long with a longest span of 13 ft (4 m) and a deck 21 ft wide.

Who owns SR 4010 over Two Mile Run?

It is owned by the State Highway Agency.