US 43 over TENNESSEE RIVER

Map 

Facts 

Name:	US 43 over TENNESSEE RIVER
Structure number:	001901
Old structure number:	000000021703230 (from 1992 edition)
Location:	COLBERT-LAUDERDALE CO.
Purpose:	Carries highway over waterway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	420.0 ft. [128.0 m]
Total length:	2071.0 ft. [631.2 m]
Roadway width between curbs:	46.6 ft. [14.2 m]
Deck width edge-to-edge:	48.9 ft. [14.9 m]
Vertical clearance above deck:	14.4 ft. [4.4 m]
Vertical clearance below bridge:	40.0 ft. [12.2 m]
Owner:	State Highway Agency [01]
Year built:	1939
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	M 18 / H 20 [4]
Number of main spans:	3
Main spans material:	Steel continuous [4]
Main spans design:	Truss - Thru [10]
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:	38,780 [as of 2008]
Truck traffic:	5% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Fair [5 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]
Pier/abutment protection:	None present but re-evaluation suggested [5]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	36.0 tons [32.7 metric tons]
Inventory rating:	27.0 tons [24.5 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	47.8
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$31,746,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	40,930 [as of 1996]
Truck traffic:	5% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Fair [5 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]
Pier/abutment protection:	None present but re-evaluation suggested [5]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	33.9 tons [30.8 metric tons]
Inventory rating:	25.0 tons [22.7 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	42.2
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$23,000,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	37,620 [as of 1980]
Truck traffic:	5% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Satisfactory [6 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]
Pier/abutment protection:	None present but re-evaluation suggested [5]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	33.7 tons [30.6 metric tons]
Inventory rating:	24.8 tons [22.5 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	46.9
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$15,000,000

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