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N97 over NIOBRARA RIVER

Map 

Coordinates:
+42.80735, -100.67272
42°48'26" N, 100°40'22" W
Source: National Bridge Inventory (2000, 2010 editions)
Information not verified. Use at your own risk.

Facts 

Name:N97 over NIOBRARA RIVER
Structure number:S097 13367
Location:9SW VALENTINE
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:100.1 ft. [30.5 m]
Total length:203.1 ft. [61.9 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:38.4 ft. [11.7 m]
Owner:State Highway Agency [01]
Year built:1994
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:3
Main spans material:Prestressed concrete [5]
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]

2010 Inspection 

Status:Open, no restriction [A]
Average daily traffic:395 [as of 2008]
Truck traffic:16% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Excellent [9 out of 9]
Substructure condition:Very Good [8 out of 9]
Channel protection:There are no noticeable or noteworthy deficiencies which affect the condition of the channel. [9]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inventory rating:60.4 tons [54.9 metric tons]
Sufficiency rating:97.8

2000 Inspection 

Status:Open, no restriction [A]
Average daily traffic:300 [as of 1998]
Truck traffic:13% of total traffic
Deck condition:Excellent [9 out of 9]
Superstructure condition:Excellent [9 out of 9]
Substructure condition:Excellent [9 out of 9]
Channel protection:There are no noticeable or noteworthy deficiencies which affect the condition of the channel. [9]
Scour condition:Scour calculation/evaluation has not been made. [6]
Operating rating:35.6 tons [32.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:98.2