US Bridges

Monserrate Avenue over Blasina Channel

Good

Carolina Municipio, Puerto Rico · Villa Carolina Housing · Structure no. 018842

Built
1988
37 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
96 ft
1 main span
Daily traffic
21,676
2005 count
Owner
State
State Highway Agency

About this bridge

Monserrate Avenue over Blasina Channel is a prestressed concrete stringer/multi-beam or girder carrying Monserrate Avenue over Blasina Channel in Carolina Municipio, Puerto Rico. It was built in 1988, so it is 37 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 21,676 vehicles a day, roughly 4% of them trucks, projected to reach 23,676 by 2025. The structure is 96 ft (29.2 m) long and 50 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesMonserrate Avenue
CrossesBlasina Channel
LocationVilla Carolina Housing
RouteCity Street 0
Coordinates18.40606, -65.96725
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating108.6 US tons
Inventory rating66.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length96 ft (29.2 m)
Longest span91 ft (27.8 m)
Deck width50 ft (15.2 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,676 (2005)
Projected traffic23,676 by 2025
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$500,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Monserrate Avenue over Blasina Channel built?

It was built in 1988, making it 37 years old in 2025.

What condition is Monserrate Avenue over Blasina Channel 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 May 2023.

How much traffic does Monserrate Avenue over Blasina Channel carry?

About 21,676 vehicles per day (2005 count), of which roughly 4% are trucks.

How long is Monserrate Avenue over Blasina Channel?

The structure is 96 ft (29.2 m) long with a longest span of 91 ft (27.8 m) and a deck 50 ft wide.

Who owns Monserrate Avenue over Blasina Channel?

It is owned by the State Highway Agency.