Proenty Road over Jennings Run

Fair

Allegany County, Maryland · 0.02 MI S of Md 36 · Structure no. 200000A-0061010

Built: 1926; 99 years old, rebuilt 1995
Condition: Fair; inspected October 2023
Type: Truss - Thru; Steel
Length: 79 ft; 1 main span
Daily traffic: 1,125; 2019 count
Owner: County; County Highway Agency

About this bridge

Proenty Road over Jennings Run is a steel truss - thru carrying Proenty Road over Jennings Run in Allegany County, Maryland. It was built in 1926 and reconstructed in 1995, so it is 99 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,125 vehicles a day, roughly 5% of them trucks, projected to reach 1,373 by 2039. The structure is 79 ft (24.1 m) long and 25 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

No coordinates are recorded for this structure.

CarriesProenty Road

CrossesJennings Run

Location0.02 MI S of Md 36

RouteCounty Highway 408

CountyAllegany 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.

Component	Rating	Meaning
Deck	7 Good	Some minor problems.
Superstructure	6 Satisfactory	Structural elements show some minor deterioration.
Substructure	6 Satisfactory	Structural elements show some minor deterioration.
Channel and channel protection	6 Satisfactory	Structural elements show some minor deterioration.

Last inspectionOctober 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourCountermeasures installed to correct a previously existing problem

Structural evaluation6: Equal to present minimum criteria

Deck geometry4: Meets minimum tolerable limits to be left in place as is

Waterway adequacy8: Equal to present desirable criteria

Approach roadway alignment6: Equal to present minimum criteria

Operating rating64.5 US tons

Inventory rating38.5 US tons

Structure

Structure typeTruss - Thru

MaterialSteel

DeckOpen grating

Main spans1

Design loadHS 25 or greater

Structure length79 ft (24.1 m)

Longest span75 ft (22.9 m)

Deck width25 ft (7.6 m)

Roadway width24 ft (7.3 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,125 (2019)

Projected traffic1,373 by 2039

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 statusHistorical significance not determinable at this time

Work proposedNone recorded

Estimated improvement cost—

NavigationNo navigation control on waterway

Frequently asked questions

When was Proenty Road over Jennings Run built?

It was built in 1926, making it 99 years old in 2025. It was reconstructed in 1995.

What condition is Proenty Road over Jennings Run 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 October 2023.

How much traffic does Proenty Road over Jennings Run carry?

About 1,125 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Proenty Road over Jennings Run?

The structure is 79 ft (24.1 m) long with a longest span of 75 ft (22.9 m) and a deck 25 ft wide.

Who owns Proenty Road over Jennings Run?

It is owned by the County Highway Agency.