I 10; WB over San Pedro River


+31.98333, -110.28000
31°58'60" N, 110°16'48" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 10; WB over San Pedro River
Structure number:01531
Location:4.4 mi East Jct Rt 90
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:101.1 ft. [30.8 m]
Total length:304.1 ft. [92.7 m]
Roadway width between curbs:45.9 ft. [14.0 m]
Deck width edge-to-edge:48.6 ft. [14.8 m]
Skew angle:16°
Owner:State Highway Agency [01]
Year built:1971
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: October 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:7,688 [as of 2015]
Truck traffic:38% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:93.8 tons [85.3 metric tons]
Inventory rating:44.9 tons [40.8 metric tons]
Sufficiency rating:97.3

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201697.3FairGoodGoodSatisfactory-7688
January 201594.6PoorPoorSatisfactorySatisfactorySD8800
January 201397.6FairSatisfactorySatisfactorySatisfactory-8800
January 201194.7FairSatisfactorySatisfactorySatisfactory-17400
February 200997.2FairGoodSatisfactorySatisfactory-17400
September 200797.6FairGoodGoodSatisfactory-8000
May 200597.6FairGoodGoodSatisfactory-9150
January 200397.4FairSatisfactoryGoodSatisfactory-12282
January 200197.5FairSatisfactoryGoodSatisfactory-11151
January 199997.7FairSatisfactoryGoodSatisfactory-7000
March 199797.3FairSatisfactoryGoodSatisfactory-7060
July 199570.3PoorGoodGoodPoorSD6475
September 199297.0GoodGoodGoodVery Good-14000
December 199097.6GoodGoodVery GoodGood-6000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Prestressed Concrete Girder/Beamlinear ft.2,7092,704230
Reinforced Concrete Decksq. ft.14,7744,774010,0000
Wearing Surfacessq. ft.14,77414,774000
Reinforced Concrete Columneach65100
Reinforced Concrete Abutmentlinear ft.105105000
Reinforced Concrete Pier Caplinear ft.105105000
Compression Jointlinear ft.103103000
Elastomeric Bearingeach5454000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.604604000