US Bridges

Robinson Mill Road over Broad Creek

Good

Harford County, Maryland · 0.5 Miles E of Md 136 · Structure no. 200000H-0154010

Built
2020
5 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
73
2020 count
Owner
County
County Highway Agency

About this bridge

Robinson Mill Road over Broad Creek is a prestressed concrete box beam or girders - multiple carrying Robinson Mill Road over Broad Creek in Harford County, Maryland. It was built in 2020, so it is 5 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 73 vehicles a day, roughly 5% of them trucks, projected to reach 93 by 2040. The structure is 56 ft (17.2 m) long and 25 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesRobinson Mill Road
CrossesBroad Creek
Location0.5 Miles E of Md 136
RouteCounty Highway 445
Coordinates39.67996, -76.28084
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating65 US tons
Inventory rating50 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length56 ft (17.2 m)
Longest span53 ft (16.2 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic73 (2020)
Projected traffic93 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-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 Robinson Mill Road over Broad Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is Robinson Mill Road over Broad Creek 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 2024.

How much traffic does Robinson Mill Road over Broad Creek carry?

About 73 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Robinson Mill Road over Broad Creek?

The structure is 56 ft (17.2 m) long with a longest span of 53 ft (16.2 m) and a deck 25 ft wide.

Who owns Robinson Mill Road over Broad Creek?

It is owned by the County Highway Agency.