US Bridges

RTE 9G over Sawkill Creek

Fair

Dutchess County, New York · 3.2 MI S JCT Rts 9G+402 · Structure no. 000000001006440

Built
1931
94 years old, rebuilt 1986
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
93 ft
1 main span
Daily traffic
8,192
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 9G over Sawkill Creek is a prestressed concrete box beam or girders - multiple carrying RTE 9G over Sawkill Creek in Dutchess County, New York. It was built in 1931 and reconstructed in 1986, so it is 94 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 6 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 8,192 vehicles a day, roughly 5% of them trucks, projected to reach 10,135 by 2041. The structure is 93 ft (28.3 m) long and 36 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesRTE 9G
CrossesSawkill Creek
Location3.2 MI S JCT Rts 9G+402
RouteState Highway 9G
Coordinates42.01305, -73.90625
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
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 rating102 US tons
Inventory rating49.1 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length93 ft (28.3 m)
Longest span89 ft (27.1 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,192 (2021)
Projected traffic10,135 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$2.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 9G over Sawkill Creek built?

It was built in 1931, making it 94 years old in 2025. It was reconstructed in 1986.

What condition is RTE 9G over Sawkill Creek 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 RTE 9G over Sawkill Creek carry?

About 8,192 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is RTE 9G over Sawkill Creek?

The structure is 93 ft (28.3 m) long with a longest span of 89 ft (27.1 m) and a deck 36 ft wide.

Who owns RTE 9G over Sawkill Creek?

It is owned by the State Highway Agency.