US Bridges

RTE 33A over Little Black Crk

Good

Monroe County, New York · 1.3 MI SW JCT I390 & 33A · Structure no. 000000001023099

Built
2001
24 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
31 ft
1 main span
Daily traffic
17,950
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 33A over Little Black Crk is a concrete culvert carrying RTE 33A over Little Black Crk in Monroe County, New York. It was built in 2001, so it is 24 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 17,950 vehicles a day, roughly 6% of them trucks, projected to reach 18,034 by 2041. The structure is 31 ft (9.4 m) long and 82 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesRTE 33A
CrossesLittle Black Crk
Location1.3 MI SW JCT I390 & 33A
RouteState Highway 33A
Coordinates43.13041, -77.69222
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.2 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width82 ft (24.9 m)
Roadway width69 ft (21 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,950 (2021)
Projected traffic18,034 by 2041
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes

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$2.2 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 33A over Little Black Crk built?

It was built in 2001, making it 24 years old in 2025.

What condition is RTE 33A over Little Black Crk 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 July 2023.

How much traffic does RTE 33A over Little Black Crk carry?

About 17,950 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is RTE 33A over Little Black Crk?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 82 ft wide.

Who owns RTE 33A over Little Black Crk?

It is owned by the State Highway Agency.