IH 345 NB over IH 30, US 75 & DART, etc


+32.77883, -96.78214
32°46'44" N, 96°46'56" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:IH 345 NB over IH 30, US 75 & DART, etc
Structure number:180570009214198
Location:At IH30/IH345 Interchange
Purpose:Carries highway overpass (fourth level) over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:230.0 ft. [70.1 m]
Total length:13114.5 ft. [3997.1 m]
Roadway width between curbs:56.1 ft. [17.1 m]
Deck width edge-to-edge:57.7 ft. [17.6 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1971
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:MS 18 / HS 20 [5]
Number of main spans:98
Main spans material:Steel continuous [4]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: August 2016 

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:32,545 [as of 2016]
Truck traffic:23% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:64.5
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$1,836,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201664.5PoorFairPoorFairSD32545
August 201464.5PoorFairPoorSatisfactorySD32545
August 201264.5PoorFairPoorSatisfactorySD32545
July 201064.5PoorFairPoorSatisfactorySD32545
July 200863.4PoorFairPoorSatisfactorySD32545
June 200664.4PoorFairPoorSatisfactorySD32545
June 200492.9FairFairSatisfactorySatisfactory-32545
June 200278.2FairFairGoodFairFO32545
May 200078.7FairFairSatisfactoryFairFO28880
April 199883.0FairSatisfactorySatisfactoryFair-26720
December 199682.0FairFairSatisfactoryFair-26720
June 199460.3FairSatisfactorySatisfactoryFairFO46000
April 199260.4FairFairSatisfactoryFairFO36350
February 199073.2FairSatisfactorySatisfactorySatisfactoryFO37220