US Bridges

Md 45 over Branch of Beaverdam Run

Good

Baltimore County, Maryland · 0.71 MI N of Church Lane · Structure no. 100000030362030

Built
1989
36 years old
Condition
Good
inspected June 2023
Type
Culvert
Steel
Length
24 ft
Daily traffic
27,510
2009 count
Owner
State
State Highway Agency

About this bridge

Md 45 over Branch of Beaverdam Run is a steel culvert carrying Md 45 over Branch of Beaverdam Run in Baltimore County, Maryland. It was built in 1989, so it is 36 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 27,510 vehicles a day, roughly 8% of them trucks, projected to reach 31,077 by 2026. The structure is 24 ft (7.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

No coordinates are recorded for this structure.

CarriesMd 45
CrossesBranch of Beaverdam Run
Location0.71 MI N of Church Lane
RouteState Highway 45
Functional classUrban Other Principal Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating61 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans0
Design loadHS 20
Structure length24 ft (7.4 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,510 (2009)
Projected traffic31,077 by 2026
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Md 45 over Branch of Beaverdam Run built?

It was built in 1989, making it 36 years old in 2025.

What condition is Md 45 over Branch of Beaverdam 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 June 2023.

How much traffic does Md 45 over Branch of Beaverdam Run carry?

About 27,510 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is Md 45 over Branch of Beaverdam Run?

The structure is 24 ft (7.4 m) long with a longest span of 11 ft (3.4 m).

Who owns Md 45 over Branch of Beaverdam Run?

It is owned by the State Highway Agency.