PR 450 KM 2.24 over UNKNOWN CREEK


+18.28417, -66.93333
18°17'03" N, 66°55'60" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:PR 450 KM 2.24 over UNKNOWN CREEK
Structure number:027421
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:18.4 ft. [5.6 m]
Total length:53.8 ft. [16.4 m]
Roadway width between curbs:21.0 ft. [6.4 m]
Deck width edge-to-edge:23.3 ft. [7.1 m]
Owner:State Highway Agency [01]
Year built:2004
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:2
Main spans material:Steel continuous [4]
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: March 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:100 [as of 2005]
Truck traffic:4% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Basically intolerable requiring high priority of corrrective action [3]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
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:78.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018FairFairGoodFair10078.6
January 2016FairFairGoodFair10078.6
January 2014FairFairGoodFair10078.6
February 2012FairFairGoodSatisfactory10089.7
February 2010FairFairSatisfactorySatisfactory10089.7
January 2008FairFairSatisfactorySatisfactory60067.6
April 2006FairFairSatisfactorySatisfactory110063.6
November 2004FairFairSatisfactorySatisfactory110063.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Other Material Closed Web/Box Girderlinear ft.3222764600
Steel Protective Coatingsq. ft.1,05590415100
Reinforced Concrete Decksq. ft.1,1301,130000
Reinforced Concrete Columneach20200
Reinforced Concrete Abutmentlinear ft.9595000
Reinforced Concrete Pier Caplinear ft.2316700
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.108101070