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Nearby Bridges in NBI 2021: 1


COUNTY RD 949 over COBLEIGH RD.BIG BUTTE CR (Route: 0)
Num:29C237949 00201x
Posted for other load-capacity restriction [R]
Built: 1954, Reconstructed: N/A [0000]
Historic: Bridge is possibly eligible for the NRHP. [3]

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: Open Grating [3] with Wearing Surface: Other [9]
Bridge Dimensions
Length: 92.4 m = 303.2 ft
Main Spans: 1 at 61 m = 200.1 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 4.3 m = 14.1 ft (1 Lanes) and Out-To-Out: 5.5 m = 18.0 ft for a 4.3 m = 14.1 ft approaching roadway.
Vertical Clearance: 5.49 m = 18.0 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Jackson County [029], Oregon [41]
Owned by County Highway Agency [02], DOT District: 8
2.01 MILEPOST
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 25.4 metric ton = 27.9 tons (Load Factor(LF) [1])
Inventory: 15.4 metric ton = 16.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Basically intolerable requiring high priority of corrrective action [3]
Waterway: Equal to present desirable criteria [8] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: July 1999 [799] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 19.9 km = 12.3 mi
Traffic
ADT: 380 (2020) and Trucks: 3%
Future ADT: 442 (In 2025 )

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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