HistoricBridges.org Menu: HistoricBridges.org Menu:



BridgeSeek

Nearby Bridges in NBI 2021: 2


U.S. HIGHWAY 101 over SMITH RIV: SOUTH BANK RD (Route: 101)
Num: 01 0020x
Open: no restriction [A]
Built: 1940, 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): Concrete continuous [2] Slab [01]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 320.3 m = 1050.9 ft
Main Spans: 6 at 54.9 m = 180.1 ft
Approach Spans: 14
Skew: 20
Width, Roadway: 7.9 m = 25.9 ft (2 Lanes) and Out-To-Out: 9.7 m = 31.8 ft for a 10.1 m = 33.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Del Norte County [015], California [06]
Owned by State Highway Agency [01], DOT District: 1
01-DN-101-36.06
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Good [7]
Loading
Design: M 18 / H 20 [4]
Operating: 24 metric ton = 26.4 tons (Load Factor(LF) [1])
Inventory: 14.3 metric ton = 15.7 tons (Load Factor(LF) [1])
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Basically intolerable requiring high priority of corrrective action [3]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: August 1999 [899] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 6500 (2009) and Trucks: 13%
Future ADT: 13561 (In 2039 )
U.S. HIGHWAY 101 over SMITH RIVER OVERFLOW (Route: 101)
Num: 01 0046x
Open: no restriction [A]
Built: 1955, Reconstructed: 2007
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.6 Kilometers)

Bridge Type
Main Span(s): Concrete continuous [2] Slab [01]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 86.3 m = 283.2 ft
Main Spans: 10 at 8.5 m = 27.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 14.3 m = 46.9 ft (2 Lanes) and Out-To-Out: 15.2 m = 49.9 ft for a 15.5 m = 50.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Del Norte County [015], California [06]
Owned by State Highway Agency [01], DOT District: 1
01-DN-101-35.77
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 43.7 metric ton = 48.1 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 33.7 metric ton = 37.1 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: August 2017 [0817] and Frequency: 48
Future Work
Work Needed:
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 6700 (2009) and Trucks: 6%
Future ADT: 9182 (In 2034 )

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.

Divider

Back

Top

Divider

About - Contact

Divider