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PR 927 over BLANCO RIVER

Map

Coordinates:
+18.20269, -65.75919
18°12'10" N, 65°45'33" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:PR 927 over BLANCO RIVER
Structure number:010511
Location:2 KM SOUTHWEST OF NAGUABO
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:48.2 ft. [14.7 m]
Total length:150.9 ft. [46.0 m]
Roadway width between curbs:23.6 ft. [7.2 m]
Deck width edge-to-edge:28.9 ft. [8.8 m]
Owner:State Highway Agency [01]
Year built:1968
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:900 [as of 2005]
Truck traffic:4% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank and embankment protection is severely undermined. River control devices have severe damage. Large deposits of debris are in the channel. [4]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:61.3
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$947,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2018PoorPoorFairFair90061.3
December 2016PoorPoorFairFair90061.3
December 2014PoorPoorFairFair90061.3
November 2012PoorPoorFairFair90061.3
December 2010PoorPoorFairFair90061.3
December 2008PoorSatisfactoryFairPoor90048.0
May 2007PoorPoorFairSatisfactory350061.3
June 2005PoorPoorFairPoor350042.6
May 2002FairFairFairSatisfactory100066.3
January 2000FairFairFairSatisfactory100066.3
December 1997FairFairFairSatisfactory100066.3
June 1996FairFairFairFair100064.2
April 1994FairFairFairSatisfactory310060.7
August 1990FairSatisfactoryFairSatisfactory157061.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.604394112980
Steel Protective Coatingsq. ft.1,0440786140118
Deck
Prestressed Concrete Decksq. ft.4,33811,0763,2610
Wearing Surfacessq. ft.3,5523,552000
Substructure
Reinforced Concrete Columneach60600
Reinforced Concrete Abutmentlinear ft.95752000
Reinforced Concrete Pier Caplinear ft.5952700
Bearings
Movable Bearingeach1201200
Fixed Bearingeach120930
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3022762600