US Bridges

RTE 4 over Anthony Kill

Good

Saratoga County, New York · City of Mechanicville · Structure no. 000000002202960

Built
2014
11 years old
Condition
Good
inspected June 2024
Type
Arch - Deck
Concrete
Length
43 ft
1 main span
Daily traffic
13,216
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

RTE 4 over Anthony Kill is a concrete arch - deck carrying RTE 4 over Anthony Kill in Saratoga County, New York. It was built in 2014, so it is 11 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 13,216 vehicles a day, roughly 5% of them trucks, projected to reach 16,054 by 2041. The structure is 43 ft (13.1 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 4
CrossesAnthony Kill
LocationCity of Mechanicville
RouteCity Street 4
Coordinates42.90652, -73.68785
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.9 US tons
Inventory rating45 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length43 ft (13.1 m)
Longest span42 ft (12.8 m)
Deck width59 ft (18 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,216 (2017)
Projected traffic16,054 by 2041
Trucks5%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$857,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 4 over Anthony Kill built?

It was built in 2014, making it 11 years old in 2025.

What condition is RTE 4 over Anthony Kill 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 2024.

How much traffic does RTE 4 over Anthony Kill carry?

About 13,216 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is RTE 4 over Anthony Kill?

The structure is 43 ft (13.1 m) long with a longest span of 42 ft (12.8 m) and a deck 59 ft wide.

Who owns RTE 4 over Anthony Kill?

It is owned by the City or Municipal Highway Agency.