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Nearby Bridges in NBI 2021: 2


ESTACADA ROAD over DU BOIS CREEK (Route: 0)
Num:18529 000 00011x
Open: no restriction [A]
Built: 1997, 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): Wood or timber [7] Arch - Thru [12]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 18.3 m = 60.0 ft
Main Spans: 1 at 14.6 m = 47.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 6.1 m = 20.0 ft (2 Lanes) and Out-To-Out: 7 m = 23.0 ft for a 7 m = 23.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Clackamas County [005], Oregon [41]
Owned by County Highway Agency [02], DOT District: 2
0.11 MI. W. OF HWY 211
Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 24.6 metric ton = 27.1 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 19.1 metric ton = 21.0 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
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: Basically intolerable requiring high priority of corrrective action [3]
Waterway: Equal to present minimum criteria [6] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 86 (2020) and Trucks: 0%
Future ADT: 92 (In 2025 )
SALING RD over DUBOIS CREEK (Route: 0)
Num:06364 000 00010x
Open: no restriction [A]
Built: 1980, Reconstructed: N/A [0000]
Historic: Historical significance is not determinable at this time. [4]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.2 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Slab [01]
Approach Span(s): Other [00]
Deck: Concrete Precast Panels [2] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 7.8 m = 25.6 ft
Main Spans: 1 at 7.5 m = 24.6 ft
Approach Spans: 0
Skew: 15
Width, Roadway: 8 m = 26.2 ft (2 Lanes) and Out-To-Out: 8.5 m = 27.9 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]: Clackamas County [005], Oregon [41]
Owned by County Highway Agency [02], DOT District: 2
00.1 MI N OF HWY 211
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: M 18 / H 20 [4]
Operating: 74.4 metric ton = 81.8 tons (Allowable Stress(AS) [2])
Inventory: 44.5 metric ton = 49.0 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present desirable criteria [8]
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: 279 (2020) and Trucks: 13%
Future ADT: 299 (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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