US Bridges

Roberts Mill Road over Maryland Midland Railway

FairPosted for load

Carroll County, Maryland · 0.1 MI SE of Md 194 · Structure no. 300000CLMT01010

Built
1929
96 years old, rebuilt 2015
Condition
Fair
inspected November 2024
Type
Girder and Floorbeam System
Steel
Length
51 ft
1 main span
Daily traffic
1,105
2018 count
Owner
State
Other State Agency

About this bridge

Roberts Mill Road over Maryland Midland Railway is a steel girder and floorbeam system carrying Roberts Mill Road over Maryland Midland Railway in Carroll County, Maryland. It was built in 1929 and reconstructed in 2015, so it is 96 years old, older than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,105 vehicles a day, roughly 5% of them trucks, projected to reach 1,500 by 2038. The structure is 51 ft (15.5 m) long and 20 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

No coordinates are recorded for this structure.

CarriesRoberts Mill Road
CrossesMaryland Midland Railway
Location0.1 MI SE of Md 194
RouteCounty Highway 190
CountyCarroll County
StateMaryland
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26 US tons
Inventory rating18.5 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length51 ft (15.5 m)
Longest span46 ft (14 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,105 (2018)
Projected traffic1,500 by 2038
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther State Agency
Maintained byOther State Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$825,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Roberts Mill Road over Maryland Midland Railway built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 2015.

What condition is Roberts Mill Road over Maryland Midland Railway in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does Roberts Mill Road over Maryland Midland Railway carry?

About 1,105 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Roberts Mill Road over Maryland Midland Railway?

The structure is 51 ft (15.5 m) long with a longest span of 46 ft (14 m) and a deck 20 ft wide.

Who owns Roberts Mill Road over Maryland Midland Railway?

It is owned by the Other State Agency.