ANDERSON LAKE ROAD over CD'A RIVER;SPRINGSTON BR

Map

Coordinates:
+47.47858, -116.73314
47°28'43" N, 116°43'59" W

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

Name:	ANDERSON LAKE ROAD over CD'A RIVER;SPRINGSTON BR
Structure number:	000000000030510
Location:	1.7 N. 2.4 E. HARRISON
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	120.1 ft. `[36.6 m]`
Total length:	302.2 ft. `[92.1 m]`
Roadway width between curbs:	17.7 ft. `[5.4 m]`
Deck width edge-to-edge:	20.0 ft. `[6.1 m]`
Vertical clearance above deck:	11.8 ft. `[3.6 m]`
Vertical clearance below bridge:	16.4 ft. `[5.0 m]`
Owner:	Other Local Agencies `[25]`
Year built:	1955
Historic significance:	Bridge is possibly eligible for the National Register of Historic Places `[3]`
Design load:	M 13.5 / H 15 `[2]`
Main span material:	Steel `[3]`
Main span design:	Truss - Thru `[10]`
Deck type:	Wood or Timber `[8]`
Wearing surface:	Wood or Timber `[7]`

Good/Fair/Poor Condition:	Poor
Status:	Posted for load `[P]`
Average daily traffic:	40 `[as of 2016]`
Truck traffic:	5% of total traffic
Deck condition:	Fair `[5 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Poor `[4 out of 9]`
Structural appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Deck geometry appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Equal to present minimum criteria `[6]`
Channel protection:	Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. `[5]`
Scour condition:	Bridge is scour critical; bridge foundations determined to be unstable. `[3]`
Sufficiency rating:	27.6
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. `[31]`
Estimated cost of work:	$2,540,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
June 2018	Poor	Fair	Satisfactory	Poor	40	27.6
June 2017	Fair	Fair	Satisfactory	Fair	40	29.3
June 2016	Fair	Fair	Satisfactory	Fair	40	29.3
June 2015	Fair	Satisfactory	Satisfactory	Fair	40	30.3
June 2014	Fair	Satisfactory	Satisfactory	Fair	40	30.3
June 2013	Fair	Good	Good	Fair	40	30.3
June 2012	Fair	Good	Good	Fair	40	30.2
June 2011	Fair	Good	Good	Fair	40	30.2
June 2010	Fair	Good	Good	Fair	40	30.2
June 2009	Poor	Poor	Good	Fair	40	27.2
June 2008	Poor	Poor	Good	Fair	40	27.2
June 2007	Poor	Poor	Good	Fair	40	27.2
June 2006	Poor	Poor	Good	Serious	40	25.6
June 2005	Poor	Fair	Good	Serious	40	27.6
June 2004	Poor	Fair	Good	Poor	40	27.6
June 2003	Poor	Fair	Good	Poor	40	27.6
June 2002	Poor	Fair	Good	Poor	40	27.6
June 2000	Poor	Serious	Good	Fair	40	25.2
June 1999	Poor	Serious	Good	Fair	40	25.2
June 1998	Poor	Serious	Good	Fair	40	25.2
June 1997	Poor	Serious	Good	Fair	40	25.2
June 1996	Poor	Serious	Good	Fair	40	56.2
June 1995	Poor	Serious	Good	Fair	40	56.3
August 1994	Poor	Serious	Good	Satisfactory	40	67.3
August 1993	Poor	Poor	Good	Satisfactory	40	69.3
August 1992	Poor	Poor	Satisfactory	Satisfactory	40	69.3
August 1991	Poor	Serious	Serious	Good	40	31.2

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Timber Girder/Beam	linear ft.	1,821	1,364	457	0	0
Timber Stringer	linear ft.	1,201	961	240	0	0
Steel Truss	linear ft.	240	0	240	0	0
Steel Protective Coating	sq. ft.	4,660	3,360	500	500	300
Steel Floor Beam	linear ft.	100	0	100	0	0
Steel Protective Coating	sq. ft.	533	283	100	100	50
Steel Pin or Pin & Hangar Assembly	each	24	24	0	0	0
Substructure
Reinforced Concrete Abutment	linear ft.	32	31	1	0	0
Timber Abutment	linear ft.	20	19	1	0	0
Timber Pile	each	56	0	43	13	0
Reinforced Concrete Pier Cap	linear ft.	39	0	38	1	0
Timber Pier Cap	linear ft.	160	0	155	5	0
Deck
Timber Deck	sq. ft.	6,039	1,899	4,040	100	0
Bearings
Movable Bearing	each	2	0	0	2	0
Steel Protective Coating	sq. ft.	24	22	0	0	2
Fixed Bearing	each	2	0	2	0	0
Steel Protective Coating	sq. ft.	2	0	0	0	2
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	604	0	604	0	0
Steel Protective Coating	sq. ft.	1,755	1,475	0	100	180