US Bridges

T-633 Hypsy Gap RD over Tunkhannock Ck

PoorPosted for load

Monroe County, Pennsylvania · 1 MI SE SR 4001 · Structure no. 000000000027127

Built
1900
125 years old
Condition
Poor
inspected March 2024
Type
Arch - Deck
Masonry
Length
31 ft
2 main spans
Daily traffic
20
1985 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-633 Hypsy Gap RD over Tunkhannock Ck is a masonry arch - deck carrying T-633 Hypsy Gap RD over Tunkhannock Ck in Monroe County, Pennsylvania. It was built in 1900, so it is 125 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 20 vehicles a day, projected to reach 50 by 2030. The structure is 31 ft (9.4 m) long and 17 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesT-633 Hypsy Gap RD
CrossesTunkhannock Ck
Location1 MI SE SR 4001
RouteCity Street 0
Coordinates41.03098, -75.44997
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating36 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans2
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span14 ft (4.3 m)
Deck width17 ft (5.1 m)
Roadway width13 ft (4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (1985)
Projected traffic50 by 2030
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$129,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-633 Hypsy Gap RD over Tunkhannock Ck built?

It was built in 1900, making it 125 years old in 2025.

What condition is T-633 Hypsy Gap RD over Tunkhannock Ck in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does T-633 Hypsy Gap RD over Tunkhannock Ck carry?

About 20 vehicles per day (1985 count).

How long is T-633 Hypsy Gap RD over Tunkhannock Ck?

The structure is 31 ft (9.4 m) long with a longest span of 14 ft (4.3 m) and a deck 17 ft wide.

Who owns T-633 Hypsy Gap RD over Tunkhannock Ck?

It is owned by the Town or Township Highway Agency.