US 17 ALT over SLANDS BRG-ASHLEY RIV

Map

Coordinates:
+32.96865, -80.25293
32°58'07" N, 80°15'11" W

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

Name:	US 17 ALT over SLANDS BRG-ASHLEY RIV
Structure number:	000000000005928
Old structure number:	001820001707500 `(from 1992 edition)`
Location:	6 MI S SUMR'VL
Purpose:	Carries highway over waterway
Route classification:	Minor Arterial (Rural) `[06]`
Length of largest span:	24.9 ft. `[7.6 m]`
Total length:	210.0 ft. `[64.0 m]`
Roadway width between curbs:	44.0 ft. `[13.4 m]`
Deck width edge-to-edge:	44.9 ft. `[13.7 m]`
Skew angle:	2°
Owner:	State Highway Agency `[01]`
Year built:	1971
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	7
Main spans material:	Concrete `[1]`
Main spans design:	Tee beam `[04]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Bituminous `[6]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	16,200 `[as of 2017]`
Truck traffic:	6% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Fair `[5 out of 9]`
Structural appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Deck geometry appraisal:	Equal to present minimum criteria `[6]`
Water adequacy appraisal:	Equal to present minimum criteria `[6]`
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]`
Scour condition:	Bridge is scour critical; bridge foundations determined to be unstable. `[3]`
Sufficiency rating:	73.8

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
May 2018	Fair	Good	Satisfactory	Fair	16200	73.8
May 2016	Fair	Good	Satisfactory	Fair	11900	77.0
June 2014	Fair	Good	Satisfactory	Satisfactory	13800	95.7
August 2012	Fair	Good	Satisfactory	Satisfactory	13900	95.7
June 2010	Fair	Good	Satisfactory	Satisfactory	13000	95.8
May 2008	Fair	Good	Good	Fair	11900	84.7
May 2006	Fair	Good	Good	Fair	13100	84.6
April 2004	Fair	Good	Good	Satisfactory	12700	95.8
March 1998	Fair	Very Good	Very Good	Satisfactory	9800	97.5
March 1990	Good	Very Good	Very Good	Good	6667	97.5

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Reinforced Concrete Girder/Beam	linear ft.	1,470	692	778	0	0
Deck
Reinforced Concrete Deck	sq. ft.	9,450	9,450	0	0	0
Substructure
Reinforced Concrete Pier Cap	linear ft.	315	267	46	2	0
Joints
Pourable Joint	linear ft.	315	315	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	420	419	1	0	0