US Bridges

T-816 Cty Bdg #111 over Blockhouse Creek

FairPosted for load

Lycoming County, Pennsylvania · 0.9 Mi. N. of Buttonwood · Structure no. 000000000025076

Built
1898
127 years old, rebuilt 2018
Condition
Fair
inspected September 2023
Type
Truss - Thru
Wood or Timber
Length
65 ft
1 main span
Daily traffic
100
2024 count
Owner
County
County Highway Agency

About this bridge

T-816 Cty Bdg #111 over Blockhouse Creek is a wood or timber truss - thru carrying T-816 Cty Bdg #111 over Blockhouse Creek in Lycoming County, Pennsylvania. It was built in 1898 and reconstructed in 2018, so it is 127 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, projected to reach 155 by 2046. The structure is 65 ft (19.8 m) long and 15 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesT-816 Cty Bdg #111
CrossesBlockhouse Creek
Location0.9 Mi. N. of Buttonwood
RouteCity Street 0
Coordinates41.50989, -77.13012
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating11 US tons
Inventory rating7.1 US tons

Structure

Structure typeTruss - Thru
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 20
Structure length65 ft (19.8 m)
Longest span59 ft (18 m)
Deck width15 ft (4.7 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deck8 ft (2.6 m)

Traffic and service

Average daily traffic100 (2024)
Projected traffic155 by 2046
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusListed on 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-816 Cty Bdg #111 over Blockhouse Creek built?

It was built in 1898, making it 127 years old in 2025. It was reconstructed in 2018.

What condition is T-816 Cty Bdg #111 over Blockhouse Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does T-816 Cty Bdg #111 over Blockhouse Creek carry?

About 100 vehicles per day (2024 count).

How long is T-816 Cty Bdg #111 over Blockhouse Creek?

The structure is 65 ft (19.8 m) long with a longest span of 59 ft (18 m) and a deck 15 ft wide.

Who owns T-816 Cty Bdg #111 over Blockhouse Creek?

It is owned by the County Highway Agency.