US Bridges

RTE 987A over Tiorati Brook Tiorati B

Good

Rockland County, New York · 4.6 MI NW of W Haverstraw · Structure no. 000000005521481

Built
1967
58 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
298 ft
3 main spans
Daily traffic
49
2015 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

RTE 987A over Tiorati Brook Tiorati B is a steel stringer/multi-beam or girder carrying RTE 987A over Tiorati Brook Tiorati B in Rockland County, New York. It was built in 1967, so it is 58 years old, older 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 49 vehicles a day, roughly 4% of them trucks, projected to reach 59 by 2041. The structure is 298 ft (90.8 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 987A
CrossesTiorati Brook Tiorati B
Location4.6 MI NW of W Haverstraw
Coordinates41.25064, -74.04917
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating59 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length298 ft (90.8 m)
Longest span131 ft (39.9 m)
Deck width33 ft (10.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49 (2015)
Projected traffic59 by 2041
Trucks4%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$10.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 987A over Tiorati Brook Tiorati B built?

It was built in 1967, making it 58 years old in 2025.

What condition is RTE 987A over Tiorati Brook Tiorati B 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 October 2023.

How much traffic does RTE 987A over Tiorati Brook Tiorati B carry?

About 49 vehicles per day (2015 count), of which roughly 4% are trucks.

How long is RTE 987A over Tiorati Brook Tiorati B?

The structure is 298 ft (90.8 m) long with a longest span of 131 ft (39.9 m) and a deck 33 ft wide.

Who owns RTE 987A over Tiorati Brook Tiorati B?

It is owned by the State Park, Forest, or Reservation Agency.