US Bridges

Murdock Road over Johnson Creek

Good

Orleans County, New York · 2.6 MI SW of Lyndonville · Structure no. 000000003318850

Built
1990
35 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
92 ft
1 main span
Daily traffic
394
2021 count
Owner
County
County Highway Agency

About this bridge

Murdock Road over Johnson Creek is a prestressed concrete box beam or girders - multiple carrying Murdock Road over Johnson Creek in Orleans County, New York. It was built in 1990, so it is 35 years old, younger than the New York average of 53 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 394 vehicles a day, roughly 9% of them trucks, projected to reach 552 by 2041. The structure is 92 ft (28 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMurdock Road
CrossesJohnson Creek
Location2.6 MI SW of Lyndonville
RouteCounty Highway 0
Coordinates43.30247, -78.43361
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating46 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length92 ft (28 m)
Longest span89 ft (27.1 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic394 (2021)
Projected traffic552 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$809,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Murdock Road over Johnson Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Murdock Road over Johnson 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 April 2023.

How much traffic does Murdock Road over Johnson Creek carry?

About 394 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is Murdock Road over Johnson Creek?

The structure is 92 ft (28 m) long with a longest span of 89 ft (27.1 m) and a deck 28 ft wide.

Who owns Murdock Road over Johnson Creek?

It is owned by the County Highway Agency.