US Bridges

CR312 over Hannacrois Creek

Good

Albany County, New York · 3 MI W Hamlet of Westerlo · Structure no. 000000003301540

Built
2009
16 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
66 ft
1 main span
Daily traffic
430
2019 count
Owner
County
County Highway Agency

About this bridge

CR312 over Hannacrois Creek is a prestressed concrete box beam or girders - multiple carrying CR312 over Hannacrois Creek in Albany County, New York. It was built in 2009, so it is 16 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 430 vehicles a day, roughly 5% of them trucks, projected to reach 602 by 2039. The structure is 66 ft (20.1 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR312
CrossesHannacrois Creek
Location3 MI W Hamlet of Westerlo
RouteCounty Highway 0
Coordinates42.51376, -73.9863
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating108 US tons
Inventory rating64 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length66 ft (20.1 m)
Longest span64 ft (19.5 m)
Deck width34 ft (10.5 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic430 (2019)
Projected traffic602 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-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$1.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR312 over Hannacrois Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is CR312 over Hannacrois 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 June 2023.

How much traffic does CR312 over Hannacrois Creek carry?

About 430 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is CR312 over Hannacrois Creek?

The structure is 66 ft (20.1 m) long with a longest span of 64 ft (19.5 m) and a deck 34 ft wide.

Who owns CR312 over Hannacrois Creek?

It is owned by the County Highway Agency.