I24 over I24 EB / SR 2 BROAD ST

Map

Coordinates:
+35.03060, -85.31543
35°01'50" N, 85°18'56" W

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

Name:	I24 over I24 EB / SR 2 BROAD ST
Structure number:	33I00240021
Location:	.25 M E OF I124 JCT
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	68.9 ft. `[21.0 m]`
Total length:	194.9 ft. `[59.4 m]`
Roadway width between curbs:	104.0 ft. `[31.7 m]`
Deck width edge-to-edge:	106.0 ft. `[32.3 m]`
Vertical clearance below bridge:	16.4 ft. `[5.0 m]`
Owner:	State Highway Agency `[01]`
Year built:	1960
Year reconstructed:	1990
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:	Prestressed concrete `[5]`
Main spans design:	Box beam or girders - Multiple `[05]`
Deck type:	Other `[9]`
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	119,490 `[as of 2017]`
Truck traffic:	14% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Fair `[5 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
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:	78.4
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. `[35]`
Estimated cost of work:	$4,213,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
September 2018	Fair	Satisfactory	Fair	Satisfactory	119490	78.4
September 2016	Fair	Satisfactory	Fair	Satisfactory	105930	79.1
September 2014	Fair	Satisfactory	Fair	Satisfactory	109260	79.0
September 2012	Fair	Satisfactory	Fair	Satisfactory	116420	78.6
September 2010	Fair	Satisfactory	Fair	Satisfactory	104320	79.2
September 2008	Fair	Satisfactory	Fair	Satisfactory	112170	78.8
September 2006	Fair	Satisfactory	Fair	Satisfactory	116160	78.6
October 2004	Fair	Satisfactory	Fair	Satisfactory	115510	79.7
July 2002	Fair	Satisfactory	Fair	Satisfactory	113250	79.8
August 2000	Fair	Satisfactory	Satisfactory	Satisfactory	98700	78.0
August 1998	Fair	Satisfactory	Satisfactory	Satisfactory	115100	78.0
July 1996	Good	Good	Good	Good	108900	78.0
July 1994	Good	Good	Good	Good	100750	78.0
July 1992	Good	Very Good	Good	Very Good	71850	78.0
March 1991	Fair	Satisfactory	Good	Good	71850	91.0

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girder	linear ft.	5,850	5,769	16	46	19
Deck
Prestressed Concrete Deck	sq. ft.	20,475	15,475	5,000	0	0
Substructure
Reinforced Concrete Column	each	24	16	3	5	0
Reinforced Concrete Abutment	linear ft.	236	211	20	5	0
Reinforced Concrete Pier Cap	linear ft.	315	189	6	120	0
Bearings
Fixed Bearing	each	90	90	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	390	377	10	3	0