I-295(9A) DAME PT. over ST.JOHNS RIV.& MILL COVE

Map

Coordinates:
+30.38392, -81.55667
30°23'02" N, 81°33'24" W

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

Name:	I-295(9A) DAME PT. over ST.JOHNS RIV.& MILL COVE
Structure number:	720518
Location:	2.1 MI.S.OF HECKSCHER DR.
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	1299.9 ft. `[396.2 m]`
Total length:	10646.5 ft. `[3244.9 m]`
Roadway width between curbs:	86.9 ft. `[26.5 m]`
Deck width edge-to-edge:	105.6 ft. `[32.2 m]`
Vertical clearance above deck:	20.3 ft. `[6.2 m]`
Vertical clearance below bridge:	164.1 ft. `[50.0 m]`
Owner:	State Highway Agency `[01]`
Year built:	1989
Historic significance:	Bridge is possibly eligible for the National Register of Historic Places `[3]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	3
Main spans material:	Prestressed concrete continuous `[6]`
Main spans design:	Stayed girder `[14]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Bituminous `[6]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	73,861 `[as of 2016]`
Truck traffic:	6% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Equal to present minimum criteria `[6]`
Deck geometry appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Water adequacy appraisal:	Superior to present desirable criteria `[9]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
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:	In place and functioning `[2]`
Scour condition:	Bridge is scour critical; bridge foundations determined to be unstable. `[3]`
Sufficiency rating:	82.4
Recommended work:	Other structural work, including hydraulic replacements. `[38]`
Estimated cost of work:	$2,122,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
October 2017	Fair	Good	Satisfactory	Satisfactory	73861	82.4
October 2015	Fair	Good	Satisfactory	Satisfactory	71955	82.4
October 2013	Fair	Good	Satisfactory	Good	68998	82.4
October 2011	Fair	Good	Satisfactory	Good	66402	74.0
October 2009	Fair	Good	Satisfactory	Good	66445	79.0
October 2007	Fair	Good	Satisfactory	Good	65682	79.0
October 2005	Fair	Good	Satisfactory	Good	55734	78.0
October 2003	Good	Good	Good	Good	52860	79.0
October 2001	Good	Good	Good	Good	48692	79.0
October 1999	Good	Good	Good	Good	43484	79.0
October 1997	Good	Good	Good	Good	36986	79.0
October 1995	Good	Good	Good	Good	30800	74.0
October 1993	Good	Very Good	Good	Good	23209	79.0
October 1991	Good	Very Good	Good	Good	23209	79.0

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 Girder/Beam	linear ft.	93,496	92,577	390	529	0
Reinforced Concrete Girder/Beam	linear ft.	5,200	4,991	206	3	0
Deck
Reinforced Concrete Deck	sq. ft.	1,001,373	965,672	35,590	111	0
Wearing Surfaces	sq. ft.	274,820	264,769	10,033	18	0
Superstructure
Steel Main Cable	linear ft.	100,512	93,476	7,036	0	0
Steel Protective Coating	sq. ft.	158,809	147,691	91	2,847	8,180
Steel Secondary Cable	each	304	252	30	22	0
Prestressed Concrete Floor Beam	linear ft.	13,470	13,470	0	0	0
Substructure
Reinforced Concrete Column	each	86	74	8	4	0
Reinforced Concrete Abutment	linear ft.	188	185	3	0	0
Reinforced Concrete Pile Cap/Footing	linear ft.	436	293	82	61	0
Prestressed Concrete Pile	each	622	589	22	11	0
Reinforced Concrete Pier Cap	linear ft.	8,727	8,147	576	4	0
Joints
Pourable Joint	linear ft.	496	455	25	16	0
Compression Joint	linear ft.	2,061	1,764	192	54	51
Assembly with Seal	each	181	30	139	12	0
Assembly without Seal Joint	linear ft.	91	59	10	22	0
Bearings
Elastomeric Bearing	each	2,084	442	1,584	58	0
Movable Bearing	each	29	0	29	0	0
Steel Protective Coating	sq. ft.	127	95	32	0	0
Pot Bearing	each	4	0	4	0	0
Steel Protective Coating	sq. ft.	48	36	12	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	31,938	31,907	0	31	0