US Bridges

Pr 951 KM 6 over Zequeira Channel

Fair

Loiza Municipio, Puerto Rico · 3 KM South West of Loiza · Structure no. 004431

Built
1924
101 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
25 ft
1 main span
Daily traffic
4,100
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 951 KM 6 over Zequeira Channel is a steel stringer/multi-beam or girder carrying Pr 951 KM 6 over Zequeira Channel in Loiza Municipio, Puerto Rico. It was built in 1924, so it is 101 years old, older than the Puerto Rico average of 51.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,100 vehicles a day, roughly 5% of them trucks, projected to reach 5,900 by 2025. The structure is 25 ft (7.6 m) long and 22 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesPr 951 KM 6
CrossesZequeira Channel
Location3 KM South West of Loiza
RouteState Highway 951
CountyLoiza Municipio
StatePuerto Rico
Coordinates18.41335, -65.8993
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating32.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width22 ft (6.8 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,100 (2017)
Projected traffic5,900 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$206,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 951 KM 6 over Zequeira Channel built?

It was built in 1924, making it 101 years old in 2025.

What condition is Pr 951 KM 6 over Zequeira Channel in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2024.

How much traffic does Pr 951 KM 6 over Zequeira Channel carry?

About 4,100 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pr 951 KM 6 over Zequeira Channel?

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

Who owns Pr 951 KM 6 over Zequeira Channel?

It is owned by the State Highway Agency.