US Bridges

SR 4008 over Ackerly Creek

PoorPosted for load

Lackawanna County, Pennsylvania · Glenburn Twp JCT TR 6 · Structure no. 000000000020799

Built
1952
73 years old
Condition
Poor
inspected August 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
25 ft
1 main span
Daily traffic
248
2023 count
Owner
State
State Highway Agency

About this bridge

SR 4008 over Ackerly Creek is a steel stringer/multi-beam or girder carrying SR 4008 over Ackerly Creek in Lackawanna County, Pennsylvania. It was built in 1952, so it is 73 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 3 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 248 vehicles a day, roughly 2% of them trucks, projected to reach 300 by 2032. The structure is 25 ft (7.6 m) long and 35 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR 4008
CrossesAckerly Creek
LocationGlenburn Twp JCT TR 6
RouteState Highway 0
Coordinates41.52136, -75.72819
Functional classUrban 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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2022
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span22 ft (6.7 m)
Deck width35 ft (10.8 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic248 (2023)
Projected traffic300 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$221,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 4008 over Ackerly Creek built?

It was built in 1952, making it 73 years old in 2025.

What condition is SR 4008 over Ackerly Creek 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 August 2022.

How much traffic does SR 4008 over Ackerly Creek carry?

About 248 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is SR 4008 over Ackerly Creek?

The structure is 25 ft (7.6 m) long with a longest span of 22 ft (6.7 m) and a deck 35 ft wide.

Who owns SR 4008 over Ackerly Creek?

It is owned by the State Highway Agency.