US Bridges

Old New Windsor RD over Dickenson Run

Good

Carroll County, Maryland · 0.02 MI S of New Windsor · Structure no. 200000CL0252010

Built
1987
38 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
29 ft
1 main span
Daily traffic
1,058
2021 count
Owner
County
County Highway Agency

About this bridge

Old New Windsor RD over Dickenson Run is a concrete slab carrying Old New Windsor RD over Dickenson Run in Carroll County, Maryland. It was built in 1987, so it is 38 years old, younger than the Maryland average of 52.6 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 1,058 vehicles a day, roughly 8% of them trucks, projected to reach 1,740 by 2041. The structure is 29 ft (8.8 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesOld New Windsor RD
CrossesDickenson Run
Location0.02 MI S of New Windsor
RouteCounty Highway 242
Coordinates39.54038, -77.11011
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating69.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span27 ft (8.2 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,058 (2021)
Projected traffic1,740 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Old New Windsor RD over Dickenson Run built?

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

What condition is Old New Windsor RD over Dickenson Run 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 May 2023.

How much traffic does Old New Windsor RD over Dickenson Run carry?

About 1,058 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Old New Windsor RD over Dickenson Run?

The structure is 29 ft (8.8 m) long with a longest span of 27 ft (8.2 m) and a deck 26 ft wide.

Who owns Old New Windsor RD over Dickenson Run?

It is owned by the County Highway Agency.