Structure 55816 · Montgomery County, PA

County Line Expway over Schuylkill River & Nsrc

Carries County Line Expway over Schuylkill River & Nsrc, Betzwood Bridge 3366c03.

Overall conditionGood

Set by its lowest-rated component: Substructure at 7 of 9.

How ratings work
Deck8/9 · Very Good
Superstructure8/9 · Very Good
Substructuresets the rating7/9 · Good
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT786 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 8/9Substructure 7/9 · sets the rating

786 ft end to end, longest span 157 ft: about 2.2 football fields. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built20188 years old
Length786.1 ft239.6 m
Daily traffic150,726counted 2024
Last inspectedOctober 2022every 48 months

Location

StatePennsylvania
CountyMontgomery
LocationBetzwood Bridge 3366c03
CarriesCounty Line Expway
CrossesSchuylkill River & Nsrc
Coordinates40.10737, -75.42007

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length786.1 ft (239.6 m)
Max Span157.2 ft (47.9 m)
Deck Width146.0 ft (44.5 m)
Deck Area10662.2 sq m
Main Spans5
Year Built2018

Traffic

Avg Daily Traffic150,726 (2024)
Truck Traffic5%
Lanes On Bridge4

Inspection & Ownership

Last InspectionOctober 2022
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number000000000055816

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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