I24 over SR 8 (US41) WESTSIDE DR.

Map

Coordinates:
+35.01437, -85.27308
35°00'52" N, 85°16'23" 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:	19.7 ft. `[6.0 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]`
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	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
September 2016	Good	Good	Good	Good	120390	77.7
September 2014	Good	Good	Good	Good	119650	77.7
October 2012	Fair	Fair	Good	Good	119970	76.7
October 2010	Fair	Fair	Good	Good	112220	76.7
October 2008	Fair	Fair	Good	Good	111050	76.7
October 2006	Fair	Fair	Good	Good	114590	76.7
December 2004	Fair	Fair	Satisfactory	Fair	111580	65.7
July 2002	Fair	Fair	Satisfactory	Fair	109190	65.7
September 2000	Fair	Fair	Satisfactory	Fair	92580	65.7
August 1998	Fair	Fair	Satisfactory	Fair	98420	66.7
August 1996	Fair	Fair	Satisfactory	Fair	95410	67.0
August 1994	Fair	Satisfactory	Satisfactory	Fair	92280	69.0
October 1992	Fair	Fair	Satisfactory	Satisfactory	75070	95.0
November 1990	Fair	Fair	Satisfactory	Satisfactory	75070	95.0

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Girder/Beam	linear ft.	25,038	25,038	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	29,484	29,484	0	0	0
Substructure
Reinforced Concrete Column	each	27	27	0	0	0
Reinforced Concrete Abutment	linear ft.	155	155	0	0	0
Reinforced Concrete Pier Cap	linear ft.	360	360	0	0	0
Bearings
Fixed Bearing	each	108	108	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	702	702	0	0	0