US Bridges

RTE 5S over Flat Creek

Good

Montgomery County, New York · 0.2 MI E JCT Rts 5S & 162 · Structure no. 000000001002850

Built
2009
16 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
95 ft
1 main span
Daily traffic
1,882
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 5S over Flat Creek is a prestressed concrete box beam or girders - multiple carrying RTE 5S over Flat Creek in Montgomery 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 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 1,882 vehicles a day, roughly 11% of them trucks, projected to reach 1,963 by 2041. The structure is 95 ft (29 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 5S
CrossesFlat Creek
Location0.2 MI E JCT Rts 5S & 162
RouteState Highway 5S
Coordinates42.89134, -74.51391
Functional classRural Major Collector

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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than 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 rating79.7 US tons
Inventory rating61.4 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length95 ft (29 m)
Longest span92 ft (28 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,882 (2020)
Projected traffic1,963 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$2 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 5S over Flat Creek built?

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

What condition is RTE 5S over Flat 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 May 2023.

How much traffic does RTE 5S over Flat Creek carry?

About 1,882 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is RTE 5S over Flat Creek?

The structure is 95 ft (29 m) long with a longest span of 92 ft (28 m) and a deck 43 ft wide.

Who owns RTE 5S over Flat Creek?

It is owned by the State Highway Agency.