US Bridges

Blanch Av-Cr S109 over Dorotockeys Run

Fair

Bergen County, New Jersey · .05 MI S of Lafayette RD · Structure no. 020024E

Built
1965
60 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
4,362
2024 count
Owner
County
County Highway Agency

About this bridge

Blanch Av-Cr S109 over Dorotockeys Run is a concrete culvert carrying Blanch Av-Cr S109 over Dorotockeys Run in Bergen County, New Jersey. It was built in 1965, so it is 60 years old, older than the New Jersey average of 58.5 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 4,362 vehicles a day, roughly 4% of them trucks, projected to reach 5,322 by 2044. The structure is 22 ft (6.7 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBlanch Av-Cr S109
CrossesDorotockeys Run
Location.05 MI S of Lafayette RD
RouteCounty Highway 109
CountyBergen County
StateNew Jersey
Coordinates41.00067, -73.97346
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating65 US tons
Inventory rating39 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span22 ft (6.7 m)
Deck width50 ft (15.1 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,362 (2024)
Projected traffic5,322 by 2044
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Blanch Av-Cr S109 over Dorotockeys Run built?

It was built in 1965, making it 60 years old in 2025.

What condition is Blanch Av-Cr S109 over Dorotockeys 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 May 2024.

How much traffic does Blanch Av-Cr S109 over Dorotockeys Run carry?

About 4,362 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Blanch Av-Cr S109 over Dorotockeys Run?

The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.7 m) and a deck 50 ft wide.

Who owns Blanch Av-Cr S109 over Dorotockeys Run?

It is owned by the County Highway Agency.