US Bridges

RTE 151 over East Street Mill Creek

Fair

Rensselaer County, New York · .5 MI E JCT US 9 & US 20 · Structure no. 000000002025330

Built
1929
96 years old, rebuilt 2017
Condition
Fair
inspected November 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
704 ft
8 main spans
Daily traffic
7,011
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

RTE 151 over East Street Mill Creek is a steel continuous girder and floorbeam system carrying RTE 151 over East Street Mill Creek in Rensselaer County, New York. It was built in 1929 and reconstructed in 2017, so it is 96 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 7,011 vehicles a day, roughly 2% of them trucks, projected to reach 8,516 by 2041. The structure is 704 ft (214.6 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 151
CrossesEast Street Mill Creek
Location.5 MI E JCT US 9 & US 20
RouteCity Street 151
Coordinates42.6372, -73.74126
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating67 US tons
Inventory rating40 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8 (+1 approach)
Design loadHS 20
Structure length704 ft (214.6 m)
Longest span91 ft (27.7 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,011 (2020)
Projected traffic8,516 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway, waterway and railroad
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 proposedDeck replacement with only incidental widening
Estimated improvement cost$8.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 151 over East Street Mill Creek built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 2017.

What condition is RTE 151 over East Street Mill 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 November 2023.

How much traffic does RTE 151 over East Street Mill Creek carry?

About 7,011 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is RTE 151 over East Street Mill Creek?

The structure is 704 ft (214.6 m) long with a longest span of 91 ft (27.7 m) and a deck 33 ft wide.

Who owns RTE 151 over East Street Mill Creek?

It is owned by the City or Municipal Highway Agency.