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Nearby Bridges in NBI 2021: 1


MAC HOKE ROAD over UMATILLA RIVER (Route: 0)
Num:59C093135000007x
Open: no restriction [A]
Built: 1950, 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): Other [00]
Deck: Corrugated Steel [6] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 43.9 m = 144.0 ft
Main Spans: 1 at 42.7 m = 140.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.4 m = 17.7 ft (2 Lanes) and Out-To-Out: 5.6 m = 18.4 ft for a 6.7 m = 22.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Umatilla County [059], Oregon [41]
Owned by County Highway Agency [02], DOT District: 12
0.1 MI S OF RIETH ROAD
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 13.5 / HS 15 [3]
Operating: 55.3 metric ton = 60.8 tons (Allowable Stress(AS) [2])
Inventory: 42.6 metric ton = 46.9 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: May 1999 [599] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 268 (2020) and Trucks: 20%
Future ADT: 328 (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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