US Bridges

SR 3120 Access RD over Mill Creek

Good

York County, Pennsylvania · 1.1 MI East of York City · Structure no. 000000000054705

Built
2017
8 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
65 ft
1 main span
Daily traffic
679
2024 count
Owner
State
State Highway Agency

About this bridge

SR 3120 Access RD over Mill Creek is a prestressed concrete stringer/multi-beam or girder carrying SR 3120 Access RD over Mill Creek in York County, Pennsylvania. It was built in 2017, so it is 8 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 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 679 vehicles a day, roughly 17% of them trucks, projected to reach 1,500 by 2036. The structure is 65 ft (19.8 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 3120 Access RD
CrossesMill Creek
Location1.1 MI East of York City
RouteState Highway 0
Coordinates39.95842, -76.68679
Functional classUrban Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating58.2 US tons
Inventory rating36.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length65 ft (19.8 m)
Longest span61 ft (18.6 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic679 (2024)
Projected traffic1,500 by 2036
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 3120 Access RD over Mill Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is SR 3120 Access RD over Mill 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 November 2023.

How much traffic does SR 3120 Access RD over Mill Creek carry?

About 679 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is SR 3120 Access RD over Mill Creek?

The structure is 65 ft (19.8 m) long with a longest span of 61 ft (18.6 m) and a deck 46 ft wide.

Who owns SR 3120 Access RD over Mill Creek?

It is owned by the State Highway Agency.