US Bridges

Winters Run Road over Mountain Branch

Good

Harford County, Maryland · 0.05 Miles S of Singer RD · Structure no. 200000H-0006010

Built
1972
53 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
36 ft
1 main span
Daily traffic
585
2019 count
Owner
County
County Highway Agency

About this bridge

Winters Run Road over Mountain Branch is a steel stringer/multi-beam or girder carrying Winters Run Road over Mountain Branch in Harford County, Maryland. It was built in 1972, so it is 53 years old, older 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 585 vehicles a day, roughly 5% of them trucks, projected to reach 715 by 2039. The structure is 36 ft (11 m) long and 33 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesWinters Run Road
CrossesMountain Branch
Location0.05 Miles S of Singer RD
RouteCounty Highway 486
CountyHarford County
StateMaryland
Coordinates39.4739, -76.33682
Functional classRural 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating72.5 US tons
Inventory rating43.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length36 ft (11 m)
Longest span33 ft (10.1 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic585 (2019)
Projected traffic715 by 2039
Trucks5%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$78,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Winters Run Road over Mountain Branch built?

It was built in 1972, making it 53 years old in 2025.

What condition is Winters Run Road over Mountain Branch 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 July 2023.

How much traffic does Winters Run Road over Mountain Branch carry?

About 585 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Winters Run Road over Mountain Branch?

The structure is 36 ft (11 m) long with a longest span of 33 ft (10.1 m) and a deck 33 ft wide.

Who owns Winters Run Road over Mountain Branch?

It is owned by the County Highway Agency.