Share:

Boca Dam Road over Boca Dam Spillway

Map

Coordinates:
+39.38833, -120.09000
39°23'18" N, 120°05'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:Boca Dam Road over Boca Dam Spillway
Structure number:CARS-003
Location:0.4 mi N of I80
Purpose:Carries highway over relief for waterway
Route classification:Local (Rural) [09]
Length of largest span:21.0 ft. [6.4 m]
Total length:42.0 ft. [12.8 m]
Roadway width between curbs:18.0 ft. [5.5 m]
Deck width edge-to-edge:19.4 ft. [5.9 m]
Owner:Bureau of Reclamation [69]
Year built:1938
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Good
Status:Posted for load [P]
Average daily traffic:185 [as of 2014]
Truck traffic:20% 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:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:There are no noticeable or noteworthy deficiencies which affect the condition of the channel. [9]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:67.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017GoodGoodGoodGood18567.2
September 2014GoodGoodGoodGood1850.0