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Nearby Bridges in NBI 2021: 5


INTERSTATE 5 over SACRAMENTO:UP RR:AMTRAK (Route: 5)
Num: 02 0002x
Open: no restriction [A]
Built: 1955, Reconstructed: 1983
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Concrete [1] Arch - Deck [11]
Approach Span(s): Concrete continuous [2] Slab [01]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]
Bridge Dimensions
Length: 176.5 m = 579.1 ft
Main Spans: 3 at 58.1 m = 190.6 ft
Approach Spans: 6
Skew: 0
Width, Roadway: 25.3 m = 83.0 ft (5 Lanes) and Out-To-Out: 27 m = 88.6 ft for a 25.3 m = 83.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Dunsmuir [20242]: Siskiyou County [093], California [06]
Owned by State Highway Agency [01], DOT District: 2
02-SIS-005-2.65-DMR
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 35.6 metric ton = 39.2 tons (Load Factor(LF) [1])
Inventory: 21.4 metric ton = 23.5 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Better than present minimum criteria [7]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 18000 (2010) and Trucks: 28%
Future ADT: 26101 (In 2042 )
DUNSMUIR AVENUE over SACRAMENTO:UP RR:AMTRAK (Route: 5)
Num: 02 0002Yx
Open: no restriction [A]
Built: 1966, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]
Bridge Dimensions
Length: 253.1 m = 830.4 ft
Main Spans: 6 at 57.9 m = 190.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.3 m = 30.5 ft (2 Lanes) and Out-To-Out: 11.5 m = 37.7 ft for a 9.1 m = 29.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Dunsmuir [20242]: Siskiyou County [093], California [06]
Owned by State Highway Agency [01], DOT District: 2
02-SIS-005-2.65-DMR
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 31.4 metric ton = 34.5 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 24.3 metric ton = 26.7 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: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 5000 (2010) and Trucks: 31%
Future ADT: 6141 (In 2042 )
INTERSTATE 5 over DUNSMUIR AVE (Route: 5)
Num: 02 0089x
Open: no restriction [A]
Built: 1960, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.3 Kilometers)

Bridge Type
Main Span(s): Concrete [1] Tee beam [04]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]
Bridge Dimensions
Length: 13.6 m = 44.6 ft
Main Spans: 1 at 12.7 m = 41.7 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 24 m = 78.7 ft (4 Lanes) and Out-To-Out: 25.7 m = 84.3 ft for a 12.6 m = 41.3 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Dunsmuir [20242]: Siskiyou County [093], California [06]
Owned by State Highway Agency [01], DOT District: 2
02-SIS-005-2.51-DMR
Condition
Deck: Fair [5]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 61.9 metric ton = 68.1 tons (Load Factor(LF) [1])
Inventory: 37.3 metric ton = 41.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Better than present minimum criteria [7]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 18000 (2010) and Trucks: 28%
Future ADT: 26101 (In 2042 )
SISKIYOU AVE over INTERSTATE 5 (Route: 0)
Num: 02 0097x
Open: no restriction [A]
Built: 1966, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.3 Kilometers)

Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]
Bridge Dimensions
Length: 76.1 m = 249.7 ft
Main Spans: 4 at 27.4 m = 89.9 ft
Approach Spans: 0
Skew: 14
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 11.3 m = 37.1 ft for a 9.1 m = 29.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Dunsmuir [20242]: Siskiyou County [093], California [06]
Owned by State Highway Agency [01], DOT District: 2
02-SIS-005-2.92-DMR
Condition
Deck: Good [7]
Superstructure: Fair [5]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 67.4 metric ton = 74.1 tons (Load Factor(LF) [1])
Inventory: 40.5 metric ton = 44.6 tons (Load Factor(LF) [1])
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: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1.9 km = 1.2 mi
Traffic
ADT: 1400 (2015) and Trucks: 15%
Future ADT: 4606 (In 2042 )
SACRAMENTO AVE over SACRAMENTO RIVER (Route: 0)
Num: 02C0025x
Open: no restriction [A]
Built: 1965, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.5 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Approach Span(s): Concrete [1] Tee beam [04]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 49.8 m = 163.4 ft
Main Spans: 1 at 30.9 m = 101.4 ft
Approach Spans: 2
Skew: 12
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 9.3 m = 30.5 ft for a 9.3 m = 30.5 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Dunsmuir [20242]: Siskiyou County [093], California [06]
Owned by City or Municipal Highway Agency [04], DOT District: 2
AT RIVER AVE
Condition
Deck: Fair [5]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 39.5 metric ton = 43.5 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 14.6 metric ton = 16.1 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Better than present minimum criteria [7]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: June 1999 [699] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 175 (2011) and Trucks: 4%
Future ADT: 186 (In 2041 )

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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