US Bridges

RTE 93 over EB Twelvemile Crk

Good

Niagara County, New York · .1 MI W JCT SH 93 & SH425 · Structure no. 000000001034710

Built
2003
22 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
2,326
2017 count
Owner
State
State Highway Agency

About this bridge

RTE 93 over EB Twelvemile Crk is a prestressed concrete box beam or girders - multiple carrying RTE 93 over EB Twelvemile Crk in Niagara County, New York. It was built in 2003, so it is 22 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 2,326 vehicles a day, roughly 12% of them trucks, projected to reach 2,349 by 2041. The structure is 70 ft (21.3 m) long and 37 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesRTE 93
CrossesEB Twelvemile Crk
Location.1 MI W JCT SH 93 & SH425
RouteState Highway 93
Coordinates43.2131, -78.82931
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating57 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length70 ft (21.3 m)
Longest span67 ft (20.4 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,326 (2017)
Projected traffic2,349 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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$1.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 93 over EB Twelvemile Crk built?

It was built in 2003, making it 22 years old in 2025.

What condition is RTE 93 over EB Twelvemile 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 August 2023.

How much traffic does RTE 93 over EB Twelvemile Crk carry?

About 2,326 vehicles per day (2017 count), of which roughly 12% are trucks.

How long is RTE 93 over EB Twelvemile Crk?

The structure is 70 ft (21.3 m) long with a longest span of 67 ft (20.4 m) and a deck 37 ft wide.

Who owns RTE 93 over EB Twelvemile Crk?

It is owned by the State Highway Agency.