US 31 over BLACK CREEK

Map 

Facts 

Name:	US 31 over BLACK CREEK
Structure number:	005081
Old structure number:	00000003370204A (from 1992 edition)
Location:	US 31 & BLACK CREEK
Purpose:	Carries highway over railroad and waterway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	40.0 ft. [12.2 m]
Total length:	240.2 ft. [73.2 m]
Roadway width between curbs:	27.9 ft. [8.5 m]
Deck width edge-to-edge:	33.1 ft. [10.1 m]
Vertical clearance below bridge:	24.0 ft. [7.3 m]
Owner:	State Highway Agency [01]
Year built:	1955
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:	6
Main spans material:	Concrete [1]
Main spans design:	Tee beam [04]
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:	8,665 [as of 2008]
Truck traffic:	3% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	24.0 tons [21.8 metric tons]
Inventory rating:	17.8 tons [16.2 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	43.5
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$2,832,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	7,600 [as of 1997]
Truck traffic:	3% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Good [7 out of 9]
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	24.0 tons [21.8 metric tons]
Inventory rating:	17.9 tons [16.3 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	45.1
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$1,101,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	5,990 [as of 1988]
Truck traffic:	3% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Good [7 out of 9]
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	44.6 tons [40.5 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	63.3
Recommended work:	Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:	$656,000

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