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Nearby Bridges in NBI 2021: 2


SR 688 WALSINGHAM over INTRACOASTAL WATERWAY (Route: 688)
Num:150112x
Open: no restriction [A]
Built: 1958, Reconstructed: 1999
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Movable - Bascule [16]
Approach Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 139.6 m = 458.0 ft
Main Spans: 1 at 40.8 m = 133.9 ft
Approach Spans: 8
Skew: 0
Width, Roadway: 8.5 m = 27.9 ft (2 Lanes) and Out-To-Out: 10.8 m = 35.4 ft for a 8.5 m = 27.9 ft approaching roadway.
Vertical Clearance: 5.86 m = 19.2 ft and Navigational Clearance: 7.3 m = 24.0 ft
Location
Indian Rocks Beach [33625]: Pinellas County [103], Florida [12]
Owned by State Highway Agency [01], DOT District: 7
0.3 MILE E OF SR 699
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design:
Operating: 37.6 metric ton = 41.4 tons (Load Factor(LF) [1])
Inventory: 22.6 metric ton = 24.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of corrrective action [3]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: May 1999 [599] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.1 km = 0.1 mi
Traffic
ADT: 16400 (2020) and Trucks: 4%
Future ADT: 20500 (In 2040 )
SR688 (WALSINGHAM) over INTRACOASTAL WATERWAY (Route: 688)
Num:150225x
Open: no restriction [A]
Built: 1999, 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): Steel [3] Movable - Bascule [16]
Approach Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 135.9 m = 445.9 ft
Main Spans: 1 at 43.3 m = 142.1 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 9.9 m = 32.5 ft (2 Lanes) and Out-To-Out: 13 m = 42.7 ft for a 9.7 m = 31.8 ft approaching roadway.
Vertical Clearance: 5.66 m = 18.6 ft and Navigational Clearance: 6.4 m = 21.0 ft
Location
Indian Rocks Beach [33625]: Pinellas County [103], Florida [12]
Owned by State Highway Agency [01], DOT District: 7
0.3MI E/O SR-699
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 45.9 metric ton = 50.5 tons (Load Factor(LF) [1])
Inventory: 34 metric ton = 37.4 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 1999 [599] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.1 km = 0.1 mi
Traffic
ADT: 16400 (2020) and Trucks: 4%
Future ADT: 20500 (In 2040 )

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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