RT D S over BNSF RR

Map 

Facts 

Name:	RT D S over BNSF RR
Structure number:	5845
Old structure number:	K 516 1 (from 1992 edition)
Location:	S 5 T 60 N R 14 W
Purpose:	Carries highway over railroad
Route classification:	Minor Collector (Rural) [08]
Length of largest span:	52.2 ft. [15.9 m]
Total length:	183.1 ft. [55.8 m]
Roadway width between curbs:	22.0 ft. [6.7 m]
Deck width edge-to-edge:	29.9 ft. [9.1 m]
Vertical clearance below bridge:	23.0 ft. [7.0 m]
Skew angle:	15°
Owner:	State Highway Agency [01]
Year built:	1935
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	M 13.5 / H 15 [2]
Main span material:	Concrete [1]
Main span design:	Tee beam [04]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Bituminous [6]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	2,180 [as of 2009]
Truck traffic:	11% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Poor [4 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	38.5 tons [35.0 metric tons]
Inventory rating:	19.8 tons [18.0 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	18.2
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$1,249,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	2,414 [as of 1997]
Truck traffic:	10% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Fair [5 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	38.6 tons [35.1 metric tons]
Inventory rating:	19.8 tons [18.0 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	32.9
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$534,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	1,971 [as of 1991]
Truck traffic:	10% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	38.6 tons [35.1 metric tons]
Inventory rating:	19.8 tons [18.0 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	40.8
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$516,000

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