I24 over SR 8 (US41) WESTSIDE DR.

Map

Coordinates:
+35.01333, -85.27167
35°00'48" N, 85°16'18" W

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:	I24 over SR 8 (US41) WESTSIDE DR.
Structure number:	33I00240045
Location:	2 MI S OF SR27
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	64.0 ft. `[19.5 m]`
Total length:	233.9 ft. `[71.3 m]`
Roadway width between curbs:	122.1 ft. `[37.2 m]`
Deck width edge-to-edge:	126.0 ft. `[38.4 m]`
Vertical clearance below bridge:	21.0 ft. `[6.4 m]`
Skew angle:	25°
Owner:	State Highway Agency `[01]`
Year built:	1963
Year reconstructed:	1987
Historic significance:	Historical significance is not determinable at this time `[4]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	4
Main spans material:	Steel continuous `[4]`
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]`

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	120,390 `[as of 2015]`
Truck traffic:	15% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Superior to present desirable criteria `[9]`
Underclearances appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	58.4 tons `[53.1 metric tons]`
Inventory rating:	34.7 tons `[31.5 metric tons]`
Sufficiency rating:	77.7
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. `[35]`
Estimated cost of work:	$5,854,000

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
September 2016	77.7	Good	Good	Good	Good	-	120390
September 2014	77.7	Good	Good	Good	Good	-	119650
October 2012	76.7	Fair	Fair	Good	Good	-	119970
October 2010	76.7	Fair	Fair	Good	Good	-	112220
October 2008	76.7	Fair	Fair	Good	Good	-	111050
October 2006	76.7	Fair	Fair	Good	Good	-	114590
December 2004	65.7	Fair	Fair	Satisfactory	Fair	-	111580
July 2002	65.7	Fair	Fair	Satisfactory	Fair	-	109190
September 2000	65.7	Fair	Fair	Satisfactory	Fair	-	92580
August 1998	66.7	Fair	Fair	Satisfactory	Fair	-	98420
August 1996	67.0	Fair	Fair	Satisfactory	Fair	-	95410
August 1994	69.0	Fair	Satisfactory	Satisfactory	Fair	-	92280
October 1992	95.0	Fair	Fair	Satisfactory	Satisfactory	-	75070
November 1990	95.0	Fair	Fair	Satisfactory	Satisfactory	-	75070