Structure 27158 · Montgomery County, PA

Gravel Pike over Lodal Creek

Carries Gravel Pike over Lodal Creek, Perk Valle Hs 20d2/3141h5.

Overall conditionFair

Set by its lowest-rated component: Substructure at 5 of 9.

How ratings work
Deck6/9 · Satisfactory
Superstructure6/9 · Satisfactory
Substructuresets the rating5/9 · Fair
Channelnot part of overall4/9 · Poor
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT33 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 5/9 · sets the rating

33 ft end to end. Lengths and the car 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 tee-beam bridge.

Built1947rebuilt 2000
Length33.1 ft10.1 m
Daily traffic9,993counted 2024
Last inspectedJune 2023every 24 months

Location

StatePennsylvania
CountyMontgomery
LocationPerk Valle Hs 20d2/3141h5
CarriesGravel Pike
CrossesLodal Creek
Coordinates40.22206, -75.45293

Physical Characteristics

MaterialConcrete
DesignTee Beam
Total Length33.1 ft (10.1 m)
Max Span32.2 ft (9.8 m)
Deck Width35.8 ft (10.9 m)
Deck Area110.1 sq m
Main Spans1
Year Built1947 (reconstructed 2000)

Traffic

Avg Daily Traffic9,993 (2024)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical3 — Scour critical
Structure Number000000000027158

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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