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Nearby Bridges in NBI 2021: 1


STATE ROUTE 4 over OLD RIVER (Route: 4)
Num: 29 0045x
Posted for other load-capacity restriction [R]
Built: 1915, Reconstructed: N/A [0000]
Historic: Bridge is eligible for the NRHP. [2]

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Rough Distance: 0.1 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Steel [3] Movable - Swing [17]
Approach Span(s): Steel [3] Truss - Thru [10]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 160.9 m = 527.9 ft
Main Spans: 2 at 40.2 m = 131.9 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 5.9 m = 19.4 ft (2 Lanes) and Out-To-Out: 6.6 m = 21.7 ft for a 8.8 m = 28.9 ft approaching roadway.
Vertical Clearance: 4.72 m = 15.5 ft and Navigational Clearance: 4.6 m = 15.1 ft
Location
Unknown [00000]: San Joaquin County [077], California [06]
Owned by State Highway Agency [01], DOT District: 10
10-SJ-004-0.01
Condition
Deck: Fair [5]
Superstructure: Good [7]
Substructure: Fair [5]
Loading
Design: M 13.5 / H 15 [2]
Operating: 31.8 metric ton = 35.0 tons (Load Factor(LF) [1])
Inventory: 19.1 metric ton = 21.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Basically intolerable requiring high priority of corrrective action [3]
Waterway: Equal to present desirable criteria [8] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: April 1999 [499] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 5.1 km = 3.2 mi
Traffic
ADT: 8200 (2009) and Trucks: 11%
Future ADT: 22000 (In 2037 )

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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