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Nearby Bridges in NBI 2021: 1


HARRIS GRADE ROAD over SAN ANTONIO CREEK (Route: 0)
Num: 51C0310x
Open: no restriction [A]
Built: 1984, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 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: 24.4 m = 80.1 ft
Main Spans: 3 at 7.9 m = 25.9 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 9.8 m = 32.2 ft (2 Lanes) and Out-To-Out: 10.8 m = 35.4 ft for a 9.8 m = 32.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Santa Barbara County [083], California [06]
Owned by County Highway Agency [02], DOT District: 5
0.2 MI S OF SR 135
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 71.6 metric ton = 78.8 tons (Load Factor(LF) [1])
Inventory: 42.8 metric ton = 47.1 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: January 1999 [199] and Frequency: 48
Future Work
Work Needed:
Bridge Detour: 3.9 km = 2.4 mi
Traffic
ADT: 1555 (2008) and Trucks: 8%
Future ADT: 4347 (In 2036 )

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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