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Nearby Bridges in NBI 2021: 1


STATE ROUTE 1 over SANTA MARIA RIVER (Route: 1)
Num: 49 0042x
Open: no restriction [A]
Built: 1955, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.4 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 366.7 m = 1203.1 ft
Main Spans: 24 at 15.2 m = 49.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 8.5 m = 27.9 ft (2 Lanes) and Out-To-Out: 10.1 m = 33.1 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]: San Luis Obispo County [079], California [06]
Owned by State Highway Agency [01], DOT District: 5
05-SLO-001-0.01
Condition
Deck: Poor [4]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 34 metric ton = 37.4 tons (Load Factor(LF) [1])
Inventory: 24.6 metric ton = 27.1 tons (Load Factor(LF) [1])
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: 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: September 1999 [999] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 1.6 km = 1.0 mi
Traffic
ADT: 5000 (2009) and Trucks: 0%
Future ADT: 11723 (In 2039 )

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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