US Bridges

RTE 249 over Big Sister Creek

Good

Erie County, New York · 0.7 MI W JCT Rts 249 & 62 · Structure no. 000000001061130

Built
1999
26 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
69 ft
1 main span
Daily traffic
1,291
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 249 over Big Sister Creek is a prestressed concrete box beam or girders - multiple carrying RTE 249 over Big Sister Creek in Erie County, New York. It was built in 1999, so it is 26 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 1,291 vehicles a day, roughly 8% of them trucks, projected to reach 1,303 by 2041. The structure is 69 ft (21 m) long and 33 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesRTE 249
CrossesBig Sister Creek
Location0.7 MI W JCT Rts 249 & 62
RouteState Highway 249
Coordinates42.59487, -78.95321
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length69 ft (21 m)
Longest span66 ft (20.1 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,291 (2021)
Projected traffic1,303 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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$1.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 249 over Big Sister Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is RTE 249 over Big Sister Creek 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 249 over Big Sister Creek carry?

About 1,291 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is RTE 249 over Big Sister Creek?

The structure is 69 ft (21 m) long with a longest span of 66 ft (20.1 m) and a deck 33 ft wide.

Who owns RTE 249 over Big Sister Creek?

It is owned by the State Highway Agency.