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FOREST ROAD 305 over M THOMPSON CR

Map

Coordinates:
+39.29998, -107.27778
39°17'60" N, 107°16'40" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:FOREST ROAD 305 over M THOMPSON CR
Structure number:021503000001031
Location:7.8 MI SW OF CARBONDALE
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:39.0 ft. [11.9 m]
Total length:83.0 ft. [25.3 m]
Roadway width between curbs:8.5 ft. [2.6 m]
Deck width edge-to-edge:15.1 ft. [4.6 m]
Skew angle:15°
Owner:U.S. Forest Service [64]
Year built:1956
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 13.5 / HS 15 [3]
Main span material:Wood or timber [7]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Wood or Timber [7]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:10 [as of 1994]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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 conditions; field review indicates action is required. [4]
Sufficiency rating:68.1

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairSatisfactoryGoodSatisfactory1068.1
September 2015FairSatisfactoryGoodSatisfactory1068.1
September 2013FairSatisfactoryGoodSatisfactory1068.1
August 2011FairSatisfactoryGoodSatisfactory1067.8
August 2009FairSatisfactoryGoodSatisfactory1070.8
August 2007PoorGoodGoodPoor1048.7