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

Map 

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

Facts 

Name:IH 345 NB over IH 30, US 75 & DART RAIL
Structure number:180570009214198
Location:IH345 & IH30 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 not eligible for the National Register of Historic Places [5]
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 2012 

Status:Open, no restriction [A]
Average daily traffic:32,545 [as of 2008]
Truck traffic:23% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Satisfactory [6 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]
Evaluation:Structurally deficient [1]
Sufficiency rating:64.5
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$1,836,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201264.5Structurally deficientFairPoorSatisfactory32545
July 201064.5Structurally deficientFairPoorSatisfactory32545
July 200863.4Structurally deficientFairPoorSatisfactory32545
June 200664.4Structurally deficientFairPoorSatisfactory32545
June 200492.9Not deficientFairSatisfactorySatisfactory32545
June 200278.2Functionally obsoleteFairGoodFair32545
May 200078.7Functionally obsoleteFairSatisfactoryFair28880
April 199883.0Not deficientSatisfactorySatisfactoryFair26720
December 199682.0Not deficientFairSatisfactoryFair26720
19970.0Not applicable----
June 199460.3Functionally obsoleteSatisfactorySatisfactoryFair46000
April 199260.4Functionally obsoleteFairSatisfactoryFair36350
February 199073.2Functionally obsoleteSatisfactorySatisfactorySatisfactory37220