Share:

N880-E980 CONNECTR over 6TH,7TH,MLK,& CASTRO ST

Alameda County, California

Map

Coordinates:
+37.80022, -122.27843
37°48'01" N, 122°16'42" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:	N880-E980 CONNECTR over 6TH,7TH,MLK,& CASTRO ST
Structure number:	33 0484G
Location:	04-ALA-880-R31.82-OAK
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Other Freeways or Expressways (Urban) `[12]`
Length of largest span:	129.9 ft. `[39.6 m]`
Total length:	945.9 ft. `[288.3 m]`
Roadway width between curbs:	52.5 ft. `[16.0 m]`
Deck width edge-to-edge:	55.4 ft. `[16.9 m]`
Vertical clearance below bridge:	13.1 ft. `[4.0 m]`
Skew angle:	99°
Owner:	State Highway Agency `[01]`
Year built:	1985
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18+Mod / HS 20+Mod `[6]`
Number of main spans:	10
Main spans material:	Prestressed concrete continuous `[6]`
Main spans design:	Box beam or girders - Multiple `[05]`
Deck type:	Concrete Cast-in-Place `[1]`

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	67,500 `[as of 1998]`
Truck traffic:	13% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Superior to present desirable criteria `[9]`
Underclearances appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	89.5

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
February 2017	Good	Good	Good	Good	67500	89.5
February 2015	Good	Very Good	Very Good	Very Good	67500	89.5
February 2013	Good	Good	Very Good	Good	67500	89.5
February 2011	Good	Good	Very Good	Good	67500	89.5
February 2009	Poor	Poor	Very Good	Good	67500	86.3
February 2007	Poor	Poor	Very Good	Good	67500	86.3
January 2005	Poor	Poor	Very Good	Good	67500	86.3
February 2003	Poor	Poor	Very Good	Good	67500	86.3
March 2001	Fair	Fair	Very Good	Good	67500	88.4
April 1995	Good	Good	Good	Good	67500	90.7
April 1993	Good	Good	Good	Good	67500	90.7
February 1991	Good	Good	Good	Good	67500	90.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girder	linear ft.	288	288	0	0	0
Deck
Reinforced Concrete Top Flange	sq. ft.	5,870	5,120	150	600	0
Concrete Protective Coating	sq. ft.	5,583	5,583	0	0	0
Substructure
Reinforced Concrete Column	each	19	19	0	0	0
Reinforced Concrete Abutment	linear ft.	42	42	0	0	0
Steel Pile	each	1	1	0	0	0
Reinforced Concrete Pier Cap	linear ft.	188	185	3	0	0
Joints
Strip Seal Joint	linear ft.	33	33	0	0	0
Compression Joint	linear ft.	29	29	0	0	0
Bearings
Enclosed/Concealed Bearing	each	4	4	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	589	589	0	0	0

© Copyright 2012-20, James Baughn
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
This page's URL is http://bridgereports.com/1046672