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Nearby Bridges in NBI 2021: 1


INTERSTATE 680 SB over KOOPMAN ROAD (Route: 680)
Num: 33 0386Lx
Open: no restriction [A]
Built: 1967, Reconstructed: 1990
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.5 Miles (0.8 Kilometers)

Bridge Type
Main Span(s): Concrete continuous [2] Box beam or girders - Multiple [05]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 46.6 m = 152.9 ft
Main Spans: 3 at 20.1 m = 65.9 ft
Approach Spans: 0
Skew: 13
Width, Roadway: 16.8 m = 55.1 ft (3 Lanes) and Out-To-Out: 17.4 m = 57.1 ft for a 16.8 m = 55.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Alameda County [001], California [06]
Owned by State Highway Agency [01], DOT District: 4
04-ALA-680-R12.44
Condition
Deck: Poor [4]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 54.1 metric ton = 59.5 tons (Unknown [A])
Inventory: 32.4 metric ton = 35.6 tons (Unknown [A])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: April 2020 [0420] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 3.7 km = 2.3 mi
Traffic
ADT: 59000 (2009) and Trucks: 10%
Future ADT: 120453 (In 2038 )

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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