Share:

Co Rd 54A over Middle Boulder Creek

Map

Coordinates:
+39.98127, -105.45413
39°58'53" N, 105°27'15" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:Co Rd 54A over Middle Boulder Creek
Structure number:BCPOS-LOWER BR
Location:Castle Rock Pull Off
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:20.3 ft. [6.2 m]
Total length:23.6 ft. [7.2 m]
Roadway width between curbs:20.3 ft. [6.2 m]
Deck width edge-to-edge:22.3 ft. [6.8 m]
Skew angle:30°
Owner:Other Local Agencies [25]
Year built:1917
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Main span material:Concrete [1]
Main span design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Gravel [8]

Latest Available Inspection: January 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:49 [as of 2016]
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 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:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge is scour critical; field review indicates that extensive scour has occurred at bridge foundations. [2]
Sufficiency rating:76.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2018FairFairFairSatisfactory4976.8
January 2016PoorFairFairSerious7539.0
January 2015PoorFairFairSerious7539.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Abutmentlinear ft.5100510
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4745020
Deck
Reinforced Concrete Slabsq. ft.52619469380