Share:

PR 20 over PR 21 & RAILROAD

Map

Coordinates:
+18.38889, -66.10833
18°23'20" N, 66°06'30" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:PR 20 over PR 21 & RAILROAD
Structure number:023741
Location:2.6 KMS NORTH OF GUAYNABO
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:109.9 ft. [33.5 m]
Total length:349.8 ft. [106.6 m]
Roadway width between curbs:86.9 ft. [26.5 m]
Deck width edge-to-edge:92.5 ft. [28.2 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:58°
Owner:State Toll Authority [31]
Year built:1997
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:77,800 [as of 2000]
Truck traffic:4% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:97.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2018FairSatisfactoryGoodGood7780097.0
October 2016FairSatisfactoryGoodGood7780097.0
October 2014FairSatisfactoryGoodGood7780097.0
October 2012FairSatisfactoryGoodGood7780097.0
October 2010FairSatisfactoryGoodGood9430097.0
October 2008GoodGoodGoodGood9430097.0
January 2007GoodGoodGoodGood8980097.0
December 2003GoodGoodGoodGood8980097.0
May 2001GoodVery GoodGoodVery Good6260097.0
May 1999GoodVery GoodVery GoodVery Good6260099.0
February 1997GoodVery GoodVery GoodVery Good6260093.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.4,1964,196000
Deck
Reinforced Concrete Decksq. ft.27,39418,4178,0089690
Substructure
Reinforced Concrete Columneach1010000
Reinforced Concrete Abutmentlinear ft.184184000
Reinforced Concrete Pier Caplinear ft.190190000
Joints
Compression Jointlinear ft.3480203280
Bearings
Elastomeric Bearingeach7272000
Bridge Rail
Other Material Bridge Raillinear ft.1,05095804646