US Bridges

Prospect Hill RD over Mnrr Ha Line Tonetta Br

Good

Putnam County, New York · 1 Mile North of Brewster · Structure no. 000000002224040

Built
2018
7 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
307 ft
2 main spans
Daily traffic
2,412
2021 count
Owner
Railroad
Railroad

About this bridge

Prospect Hill RD over Mnrr Ha Line Tonetta Br is a steel continuous stringer/multi-beam or girder carrying Prospect Hill RD over Mnrr Ha Line Tonetta Br in Putnam County, New York. It was built in 2018, so it is 7 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,412 vehicles a day, roughly 3% of them trucks, projected to reach 2,984 by 2041. The structure is 307 ft (93.6 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesProspect Hill RD
CrossesMnrr Ha Line Tonetta Br
Location1 Mile North of Brewster
Coordinates41.4104, -73.6221
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable 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 rating87 US tons
Inventory rating52 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length307 ft (93.6 m)
Longest span155 ft (47.2 m)
Deck width36 ft (11 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,412 (2021)
Projected traffic2,984 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad and waterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerRailroad
Maintained byRailroad
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$7.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Prospect Hill RD over Mnrr Ha Line Tonetta Br built?

It was built in 2018, making it 7 years old in 2025.

What condition is Prospect Hill RD over Mnrr Ha Line Tonetta Br 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 August 2024.

How much traffic does Prospect Hill RD over Mnrr Ha Line Tonetta Br carry?

About 2,412 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Prospect Hill RD over Mnrr Ha Line Tonetta Br?

The structure is 307 ft (93.6 m) long with a longest span of 155 ft (47.2 m) and a deck 36 ft wide.

Who owns Prospect Hill RD over Mnrr Ha Line Tonetta Br?

It is owned by the Railroad.