US Bridges

County Road 38 over Raquette River Ni-Mo Po

Fair

St. Lawrence County, New York · .6 M SE RTE 56 + 38 Int · Structure no. 000000003363530

Built
1918
107 years old
Condition
Fair
inspected October 2023
Type
Arch - Deck
Concrete
Length
174 ft
1 main span
Daily traffic
1,074
2018 count
Owner
County
County Highway Agency

About this bridge

County Road 38 over Raquette River Ni-Mo Po is a concrete arch - deck carrying County Road 38 over Raquette River Ni-Mo Po in St. Lawrence County, New York. It was built in 1918, so it is 107 years old, older than the New York average of 53 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.

It carries about 1,074 vehicles a day, roughly 6% of them trucks, projected to reach 1,504 by 2038. The structure is 174 ft (53 m) long and 31 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesCounty Road 38
CrossesRaquette River Ni-Mo Po
Location.6 M SE RTE 56 + 38 Int
RouteCounty Highway 0
Coordinates44.8022, -74.99096
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating88.6 US tons
Inventory rating21.6 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1 (+1 approach)
Design loadHS 20
Structure length174 ft (53 m)
Longest span114 ft (34.7 m)
Deck width31 ft (9.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,074 (2018)
Projected traffic1,504 by 2038
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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$5.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 38 over Raquette River Ni-Mo Po built?

It was built in 1918, making it 107 years old in 2025.

What condition is County Road 38 over Raquette River Ni-Mo Po 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 County Road 38 over Raquette River Ni-Mo Po carry?

About 1,074 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is County Road 38 over Raquette River Ni-Mo Po?

The structure is 174 ft (53 m) long with a longest span of 114 ft (34.7 m) and a deck 31 ft wide.

Who owns County Road 38 over Raquette River Ni-Mo Po?

It is owned by the County Highway Agency.