US Bridges

PR-128 over Waterway

Good

Lares Municipio, Puerto Rico · 0.25 KM South of Lares · Structure no. 029301

Built
2010
15 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
69 ft
1 main span
Daily traffic
500
2005 count
Owner
State
State Highway Agency

About this bridge

PR-128 over Waterway is a prestressed concrete stringer/multi-beam or girder carrying PR-128 over Waterway in Lares Municipio, Puerto Rico. It was built in 2010, so it is 15 years old, younger than the Puerto Rico average of 51.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 500 vehicles a day, roughly 5% of them trucks, projected to reach 600 by 2025. The structure is 69 ft (21 m) long and 39 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesPR-128
CrossesWaterway
Location0.25 KM South of Lares
RouteState Highway 128
CountyLares Municipio
StatePuerto Rico
Coordinates18.29324, -66.87692
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating90.5 US tons
Inventory rating68.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length69 ft (21 m)
Longest span69 ft (21 m)
Deck width39 ft (12 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2005)
Projected traffic600 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was PR-128 over Waterway built?

It was built in 2010, making it 15 years old in 2025.

What condition is PR-128 over Waterway in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does PR-128 over Waterway carry?

About 500 vehicles per day (2005 count), of which roughly 5% are trucks.

How long is PR-128 over Waterway?

The structure is 69 ft (21 m) long with a longest span of 69 ft (21 m) and a deck 39 ft wide.

Who owns PR-128 over Waterway?

It is owned by the State Highway Agency.