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T-306 KEYSTONE RD over LEHIGH RIVER

Map

Coordinates:
+41.23640, -75.50240
41°14'11" N, 75°30'09" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:T-306 KEYSTONE RD over LEHIGH RIVER
Structure number:000000000020855
Old structure number:357204030601010 (from 1992 edition)
Location:CLIFTON 0.2 MI NW SR 435
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:71.9 ft. [21.9 m]
Total length:73.2 ft. [22.3 m]
Roadway width between curbs:17.7 ft. [5.4 m]
Deck width edge-to-edge:20.3 ft. [6.2 m]
Owner:County Highway Agency [02]
Year built:1956
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:60 [as of 2016]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:33.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$151,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017PoorSatisfactoryPoorPoor6033.0
December 2015PoorSatisfactoryPoorPoor6033.0
December 2014PoorSatisfactoryPoorPoor6033.0
December 2013PoorSatisfactoryPoorPoor6033.0
December 2011PoorGoodPoorFair6055.6
December 2009PoorGoodPoorFair6051.5
December 2007PoorGoodPoorFair6051.5
February 2006PoorGoodPoorFair6051.5
February 2004PoorGoodPoorSatisfactory6051.2
February 2002PoorVery GoodPoorSatisfactory6051.2
April 2000PoorVery GoodPoorSatisfactory6051.2
February 1998PoorVery GoodPoorSatisfactory6051.2
February 1996PoorPoorPoorSatisfactory6040.9
November 1993PoorPoorPoorSatisfactory6040.9
January 1992PoorSeriousSatisfactorySatisfactory6067.3

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Abutmentlinear ft.83730100