THIRD STREET over ISLAIS CREEK (Route: 0)
Num: 34C0024x
Open: no restriction [A]
Built: 1945, Reconstructed: N/A [0000]
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Movable - Bascule [16]
Approach Span(s): Concrete [1] Slab [01]
Deck: Open Grating [3] with Wearing Surface:

Bridge Dimensions
Length: 49 m = 160.8 ft
Main Spans: 1 at 32 m = 105.0 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 14 m = 45.9 ft (4 Lanes) and Out-To-Out: 24.4 m = 80.1 ft for a 23.2 m = 76.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 1 m = 3.3 ft

Location
San Francisco [67000]: San Francisco County [075], California [06]
Owned by County Highway Agency [02], DOT District: 4
JUST N/O CARGO WAY

Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 54.1 metric ton = 59.5 tons (Unknown [A])
Inventory: 32.4 metric ton = 35.6 tons (Unknown [A])

Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: December 1999 [1299] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 50000 (2016) and Trucks: 40%
Future ADT: 80000 (In 2036 )

ILLINOIS STREET over ISLAIS CREEK (Route: 0)
Num: 34C0076x
Open: no restriction [A]
Built: 2008, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Steel [3] Movable - Bascule [16]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Open Grating [3] with Wearing Surface: Bituminous [6]

Bridge Dimensions
Length: 140.1 m = 459.7 ft
Main Spans: 1 at 24.7 m = 81.0 ft
Approach Spans: 7
Skew: 0
Width, Roadway: 6.7 m = 22.0 ft (2 Lanes) and Out-To-Out: 11.5 m = 37.7 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 1.8 m = 5.9 ft

Location
San Francisco [67000]: San Francisco County [075], California [06]
Owned by Other Local Agencies [25], DOT District: 4
0.2 MI NORTH OF CARGO WAY

Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 56.7 metric ton = 62.4 tons (Load Factor(LF) [1])
Inventory: 34 metric ton = 37.4 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: December 1999 [1299] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 2000 (2016) and Trucks: 40%
Future ADT: 2914 (In 2036 )