US Bridges

Spring Ridge Prkwy over Long Branch

Good

Frederick County, Maryland · At Md 144 Intersection · Structure no. 200000F-0901030

Built
1991
34 years old
Condition
Good
inspected March 2024
Type
Culvert
Steel
Length
25 ft
Daily traffic
5,407
2024 count
Owner
County
County Highway Agency

About this bridge

Spring Ridge Prkwy over Long Branch is a steel culvert carrying Spring Ridge Prkwy over Long Branch in Frederick County, Maryland. It was built in 1991, so it is 34 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 5,407 vehicles a day, roughly 5% of them trucks, projected to reach 6,488 by 2044. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSpring Ridge Prkwy
CrossesLong Branch
LocationAt Md 144 Intersection
RouteCounty Highway 1475
Coordinates39.39724, -77.34952
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans0
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,407 (2024)
Projected traffic6,488 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 Spring Ridge Prkwy over Long Branch built?

It was built in 1991, making it 34 years old in 2025.

What condition is Spring Ridge Prkwy over Long 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 March 2024.

How much traffic does Spring Ridge Prkwy over Long Branch carry?

About 5,407 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Spring Ridge Prkwy over Long Branch?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m).

Who owns Spring Ridge Prkwy over Long Branch?

It is owned by the County Highway Agency.