US Bridges

Greene Road over Saw Mill Branch

Good

Harford County, Maryland · 0.3 Miles NE of Balt CO · Structure no. 200000H-0079010

Built
1952
73 years old, rebuilt 2006
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
616
2019 count
Owner
County
County Highway Agency

About this bridge

Greene Road over Saw Mill Branch is a prestressed concrete stringer/multi-beam or girder carrying Greene Road over Saw Mill Branch in Harford County, Maryland. It was built in 1952 and reconstructed in 2006, so it is 73 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 616 vehicles a day, roughly 5% of them trucks, projected to reach 687 by 2039. The structure is 52 ft (15.9 m) long and 18 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesGreene Road
CrossesSaw Mill Branch
Location0.3 Miles NE of Balt CO
RouteCounty Highway 53
Coordinates39.52771, -76.49552
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating94 US tons
Inventory rating56 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length52 ft (15.9 m)
Longest span49 ft (14.9 m)
Deck width18 ft (5.6 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic616 (2019)
Projected traffic687 by 2039
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Greene Road over Saw Mill Branch built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 2006.

What condition is Greene Road over Saw Mill 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 Greene Road over Saw Mill Branch carry?

About 616 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Greene Road over Saw Mill Branch?

The structure is 52 ft (15.9 m) long with a longest span of 49 ft (14.9 m) and a deck 18 ft wide.

Who owns Greene Road over Saw Mill Branch?

It is owned by the County Highway Agency.