County Road 77 over White River

Map

Coordinates:
+40.16250, -108.34517
40°09'45" N, 108°20'43" W

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

Name:	County Road 77 over White River
Structure number:	RIOB-077-00.49
Location:	0.5 Mi E of St Hwy 64
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	68.6 ft. `[20.9 m]`
Total length:	131.9 ft. `[40.2 m]`
Roadway width between curbs:	12.1 ft. `[3.7 m]`
Deck width edge-to-edge:	12.1 ft. `[3.7 m]`
Owner:	County Highway Agency `[02]`
Year built:	1955
Year reconstructed:	1992
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:	2
Main spans material:	Steel continuous `[4]`
Main spans design:	Girder and floorbeam system `[03]`
Deck type:	Corrugated Steel `[6]`
Wearing surface:	Gravel `[8]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	46 `[as of 2012]`
Truck traffic:	20% of total traffic
Deck condition:	Very Good `[8 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:	Meets minimum tolerable limits to be left in place as is `[4]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
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]`
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. `[5]`
Sufficiency rating:	68.9

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
September 2018	Fair	Very Good	Satisfactory	Fair	46	68.9
September 2016	Fair	Very Good	Satisfactory	Fair	46	68.9
September 2014	Fair	Very Good	Satisfactory	Fair	46	43.9
September 2012	Fair	Fair	Satisfactory	Fair	46	65.9
September 2010	Fair	Good	Satisfactory	Fair	24	66.9
September 2008	Fair	Good	Good	Fair	24	66.9
August 2006	Fair	Good	Good	Satisfactory	21	77.9
July 2004	Fair	Very Good	Good	Satisfactory	21	77.9
October 2002	Fair	Very Good	Good	Satisfactory	21	77.9
October 2001	Fair	Good	Satisfactory	Satisfactory	14	77.8
August 1999	Fair	Good	Satisfactory	Satisfactory	14	77.8
July 1997	Fair	Good	Satisfactory	Satisfactory	14	77.8
October 1995	Fair	Good	Satisfactory	Satisfactory	4	77.8
August 1993	Good	Very Good	Good	Good	4	80.0
September 1991	Good	Good	Good	Good	4	78.0

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.	527	474	0	53	0
Steel Protective Coating	sq. ft.	527	474	0	0	53
Steel Stringer	linear ft.	395	395	0	0	0
Steel Protective Coating	sq. ft.	395	395	0	0	0
Steel Floor Beam	linear ft.	169	169	0	0	0
Steel Protective Coating	sq. ft.	169	169	0	0	0
Substructure
Steel Column	each	12	4	4	4	0
Steel Protective Coating	sq. ft.	12	4	0	0	8
Steel Abutment	linear ft.	24	12	0	0	12
Steel Protective Coating	sq. ft.	24	12	0	0	12
Steel Pier Cap	linear ft.	41	12	29	0	0
Steel Protective Coating	sq. ft.	41	12	0	0	29
Deck
Corrugated or Orthotropic Deck	sq. ft.	1,595	1,595	0	0	0
Steel Protective Coating	sq. ft.	1,595	1,595	0	0	0
Bearings
Movable Bearing	each	8	0	8	0	0
Steel Protective Coating	sq. ft.	8	0	0	0	8
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	264	57	44	160	3
Steel Protective Coating	sq. ft.	264	57	0	0	207