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LA0900 over CARROLL LAKE

Concordia Parish, Louisiana

Map

Coordinates:
+31.67937, -91.53390
31°40'46" N, 91°32'02" W

Facts

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

Name:	LA0900 over CARROLL LAKE
Structure number:	581508150901501
Location:	1.5 MI NORTH OF LA 568
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	44.9 ft. `[13.7 m]`
Total length:	182.1 ft. `[55.5 m]`
Roadway width between curbs:	29.9 ft. `[9.1 m]`
Deck width edge-to-edge:	32.8 ft. `[10.0 m]`
Skew angle:	60°
Owner:	State Highway Agency `[01]`
Year built:	1985
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:	4
Main spans material:	Prestressed concrete continuous `[6]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	550 `[as of 2016]`
Truck traffic:	11% of total traffic
Deck condition:	Very Good `[8 out of 9]`
Superstructure condition:	Very Good `[8 out of 9]`
Substructure condition:	Very Good `[8 out of 9]`
Structural appraisal:	Equal to present desirable criteria `[8]`
Deck geometry appraisal:	Equal to present minimum criteria `[6]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Channel protection:	Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. `[8]`
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. `[8]`
Sufficiency rating:	99.4

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
May 2018	Good	Very Good	Very Good	Very Good	550	99.4
June 2016	Good	Very Good	Very Good	Very Good	660	99.3
June 2014	Good	Very Good	Very Good	Very Good	650	99.3
July 2012	Good	Very Good	Very Good	Very Good	640	99.3
December 2010	Good	Very Good	Very Good	Very Good	700	99.2
November 2008	Good	Very Good	Very Good	Very Good	580	99.4
May 2006	Good	Very Good	Very Good	Very Good	340	99.6
March 2004	Good	Very Good	Very Good	Very Good	570	99.4
January 2002	Good	Very Good	Very Good	Very Good	875	95.2
March 2000	Good	Very Good	Very Good	Very Good	875	95.2
January 1998	Good	Very Good	Very Good	Very Good	875	95.2
March 1996	Good	Very Good	Very Good	Very Good	267	99.7
December 1993	Good	Very Good	Very Good	Very Good	557	99.4
December 1991	Good	Very Good	Very Good	Very Good	651	99.3

Element Data

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.	720	720	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	5,400	5,400	0	0	0
Substructure
Reinforced Concrete Abutment	linear ft.	76	76	0	0	0
Prestressed Concrete Pile	each	12	12	0	0	0
Prestressed Concrete Pier Cap	linear ft.	152	152	0	0	0
Joints
Strip Seal Joint	linear ft.	70	70	0	0	0
Bearings
Elastomeric Bearing	each	20	20	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	360	360	0	0	0

© Copyright 2012-20, James Baughn
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
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