US Bridges

South Hammond RD over Black Creek

Good

St. Lawrence County, New York · 0.5 MI S of South Hammond · Structure no. 000000003221250

Built
1998
27 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
115
2019 count
Owner
County
County Highway Agency

About this bridge

South Hammond RD over Black Creek is a prestressed concrete box beam or girders - multiple carrying South Hammond RD over Black Creek in St. Lawrence County, New York. It was built in 1998, so it is 27 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 115 vehicles a day, roughly 6% of them trucks, projected to reach 161 by 2039. The structure is 47 ft (14.3 m) long and 19 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSouth Hammond RD
CrossesBlack Creek
Location0.5 MI S of South Hammond
Coordinates44.39288, -75.72901
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating73 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length47 ft (14.3 m)
Longest span45 ft (13.7 m)
Deck width19 ft (5.9 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic115 (2019)
Projected traffic161 by 2039
Trucks6%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$282,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was South Hammond RD over Black Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is South Hammond RD over Black 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 August 2024.

How much traffic does South Hammond RD over Black Creek carry?

About 115 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is South Hammond RD over Black Creek?

The structure is 47 ft (14.3 m) long with a longest span of 45 ft (13.7 m) and a deck 19 ft wide.

Who owns South Hammond RD over Black Creek?

It is owned by the County Highway Agency.