Structure 20852 · Bayamon Municipio County, PR

Pr 177 Eastbound over Bayamon River

Carries Pr 177 Eastbound over Bayamon River, 3 Km Southeast Of Bayamon.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructure7/9 · Good
Substructure6/9 · Satisfactory
Channelnot part of overall4/9 · Poor
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT460 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 7/9Substructure 6/9

460 ft end to end, longest span 62 ft: about 6 semi-trucks nose to tail. 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.

Built197848 years old
Length460.3 ft140.3 m
Daily traffic52,800counted 2017
Last inspectedMarch 2023every 24 months

Location

StatePuerto Rico
CountyBayamon Municipio
Location3 Km Southeast Of Bayamon
CarriesPr 177 Eastbound
CrossesBayamon River
Coordinates18.38394, -66.13600

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length460.3 ft (140.3 m)
Max Span62.0 ft (18.9 m)
Deck Width44.3 ft (13.5 m)
Deck Area1894.0 sq m
Main Spans7
Year Built1978

Traffic

Avg Daily Traffic52,800 (2017)
Truck Traffic4%
Lanes On Bridge3

Inspection & Ownership

Last InspectionMarch 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical4 — Foundations need monitoring
Structure Number020852

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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