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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 (1992, 2000, 2010 editions)
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 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]

2010 Inspection 

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]
Scour condition:Bridge not over waterway. [N]
Operating rating:48.8 tons [44.4 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:63.4
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$1,836,000

2000 Inspection 

Status:Open, no restriction [A]
Average daily traffic:28,880 [as of 1998]
Truck traffic:19% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
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:Functionally obsolete [2]
Sufficiency rating:78.7
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$18,360,000

1992 Inspection 

Status:Open, no restriction [A]
Average daily traffic:37,220 [as of 1990]
Truck traffic:19% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
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:Functionally obsolete [2]
Sufficiency rating:73.2
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$18,360,000