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Nearby Bridges in NBI 2021: 1


WILLIAMSPORT/PILE over CHINKELYES CREEK (Route: 0)
Num:484x
Open: no restriction [A]
Built: 2002, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Wood or Timber [8] with Wearing Surface:
Bridge Dimensions
Length: 42.7 m = 140.1 ft
Main Spans: 1 at 42.7 m = 140.1 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 4.2 m = 13.8 ft (1 Lanes) and Out-To-Out: 4.8 m = 15.7 ft for a 3.7 m = 12.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Kenai [38420]: Kenai Peninsula Borough [122], Alaska [02]
Owned by State Highway Agency [01], DOT District: 3
MILE POINT 3.5
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Fair [5]
Loading
Design:
Operating: 46.1 metric ton = 50.7 tons (Allowable Stress(AS) [2])
Inventory: 28.6 metric ton = 31.5 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Better than present minimum criteria [7] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 19.9 km = 12.3 mi
Traffic
ADT: 20 (2018) and Trucks: 24%
Future ADT: 30 (In 2035 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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