LA0006 over RED RIVER @ GRAND ECORE

Map

Coordinates:
+31.81750, -93.08530
31°49'03" N, 93°05'07" W

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

Name:	LA0006 over RED RIVER @ GRAND ECORE
Structure number:	083500340604021
Location:	2.3 MI. N OF JCT 3175
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Other (Rural) `[02]`
Length of largest span:	375.0 ft. `[114.3 m]`
Total length:	1879.0 ft. `[572.7 m]`
Roadway width between curbs:	27.2 ft. `[8.3 m]`
Deck width edge-to-edge:	30.5 ft. `[9.3 m]`
Vertical clearance below bridge:	49.2 ft. `[15.0 m]`
Owner:	State Highway Agency `[01]`
Year built:	1959
Year reconstructed:	2011
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:	3
Main spans material:	Steel continuous `[4]`
Main spans design:	Girder and floorbeam system `[03]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	5,500 `[as of 2015]`
Truck traffic:	8% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Equal to present minimum criteria `[6]`
Deck geometry appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Equal to present minimum criteria `[6]`
Channel protection:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. `[6]`
Pier/abutment protection:	Navigation protection not required `[1]`
Scour condition:	Countermeasures have been installed to mitigate an existing problem with scour. `[7]`
Sufficiency rating:	54.8

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
May 2017	Fair	Good	Good	Satisfactory	5500	54.8
May 2015	Fair	Very Good	Good	Satisfactory	5500	54.8
May 2013	Fair	Very Good	Good	Satisfactory	5400	54.8
January 2012	Fair	Excellent	Good	Satisfactory	4300	60.5
August 2011	Fair	Excellent	Good	Satisfactory	5200	60.5
July 2010	Poor	Serious	Satisfactory	Satisfactory	4300	26.4
June 2009	Poor	Serious	Satisfactory	Satisfactory	4000	28.4
July 2008	Poor	Serious	Satisfactory	Satisfactory	4200	28.4
March 2007	Poor	Poor	Satisfactory	Satisfactory	4500	60.0
September 2005	Poor	Poor	Satisfactory	Satisfactory	4500	60.0
July 2004	Poor	Poor	Satisfactory	Satisfactory	4500	59.0
June 2003	Poor	Poor	Satisfactory	Satisfactory	2800	60.0
May 2002	Poor	Poor	Satisfactory	Satisfactory	3200	60.0
June 2001	Poor	Poor	Satisfactory	Satisfactory	6130	60.0
May 2000	Poor	Poor	Satisfactory	Satisfactory	6130	52.5
May 1999	Poor	Poor	Satisfactory	Satisfactory	6130	52.5
May 1998	Poor	Poor	Satisfactory	Satisfactory	6130	52.5
May 1997	Poor	Poor	Satisfactory	Satisfactory	4775	52.5
May 1995	Poor	Poor	Satisfactory	Satisfactory	4681	52.5
May 1994	Poor	Poor	Satisfactory	Satisfactory	4607	52.5
August 1993	Poor	Poor	Satisfactory	Satisfactory	3598	52.5
May 1992	Poor	Poor	Satisfactory	Satisfactory	3801	52.5
May 1991	Poor	Poor	Satisfactory	Satisfactory	3801	52.5

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Girder/Beam	linear ft.	6,449	4,485	1,000	964	0
Steel Protective Coating	sq. ft.	120,514	108,014	5,000	7,500	0
Steel Stringer	linear ft.	3,921	3,621	150	150	0
Steel Protective Coating	sq. ft.	20,585	19,335	500	750	0
Deck
Reinforced Concrete Deck	sq. ft.	57,375	57,045	300	30	0
Superstructure
Steel Floor Beam	linear ft.	2,184	1,984	100	100	0
Steel Protective Coating	sq. ft.	14,906	14,606	150	150	0
Substructure
Reinforced Concrete Column	each	10	0	5	5	0
Reinforced Concrete Pier Wall	linear ft.	195	188	2	5	0
Reinforced Concrete Abutment	linear ft.	88	83	5	0	0
Steel Pile	each	130	0	130	0	0
Steel Protective Coating	sq. ft.	9,828	0	4,914	4,914	0
Reinforced Concrete Pier Cap	linear ft.	469	466	3	0	0
Joints
Compression Joint	linear ft.	478	418	60	0	0
Other Joint	linear ft.	28	28	0	0	0
Bearings
Movable Bearing	each	81	54	27	0	0
Steel Protective Coating	sq. ft.	2,634	2,234	400	0	0
Enclosed/Concealed Bearing	each	5	5	0	0	0
Steel Protective Coating	sq. ft.	200	200	0	0	0
Fixed Bearing	each	72	45	25	2	0
Steel Protective Coating	sq. ft.	2,434	2,109	325	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	3,742	3,741	1	0	0