US Bridges

RTE 11A over Hemlock Creek

Good

Onondaga County, New York · 1.7 MI SE JCT SH11A &US11 · Structure no. 000000006009140

Built
2006
19 years old
Condition
Good
inspected July 2024
Type
Frame
Concrete
Length
39 ft
1 main span
Daily traffic
2,196
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 11A over Hemlock Creek is a concrete frame carrying RTE 11A over Hemlock Creek in Onondaga County, New York. It was built in 2006, so it is 19 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 2,196 vehicles a day, roughly 4% of them trucks, projected to reach 3,070 by 2041. The structure is 39 ft (11.9 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRTE 11A
CrossesHemlock Creek
Location1.7 MI SE JCT SH11A &US11
RouteState Highway 11A
Coordinates42.94771, -76.15823
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating55 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length39 ft (11.9 m)
Longest span36 ft (11 m)
Deck width42 ft (12.9 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,196 (2021)
Projected traffic3,070 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 11A over Hemlock Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is RTE 11A over Hemlock 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 July 2024.

How much traffic does RTE 11A over Hemlock Creek carry?

About 2,196 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is RTE 11A over Hemlock Creek?

The structure is 39 ft (11.9 m) long with a longest span of 36 ft (11 m) and a deck 42 ft wide.

Who owns RTE 11A over Hemlock Creek?

It is owned by the State Highway Agency.