E-470 SB over 19th Avenue

Map

Coordinates:
+39.82636, -104.71792
39°49'35" N, 104°43'05" W

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

Name:	E-470 SB over 19th Avenue
Structure number:	E-470-20.70B
Location:	20.70 MI FROM I25
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Other Freeways or Expressways (Urban) `[12]`
Tolls:	Yes, on toll road `[2]`
Length of largest span:	125.0 ft. `[38.1 m]`
Total length:	127.6 ft. `[38.9 m]`
Roadway width between curbs:	38.7 ft. `[11.8 m]`
Deck width edge-to-edge:	40.7 ft. `[12.4 m]`
Vertical clearance below bridge:	16.4 ft. `[5.0 m]`
Skew angle:	11°
Owner:	Local Toll Authority `[32]`
Year built:	2006
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18+Mod / HS 20+Mod `[6]`
Main span material:	Prestressed concrete `[5]`
Main span design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Bituminous `[6]`

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	18,115 `[as of 2018]`
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Equal to present minimum criteria `[6]`
Underclearances appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	97.3

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
August 2018	Good	Good	Good	Good	18115	97.3
August 2016	Good	Good	Good	Good	20900	98.0
August 2014	Good	Good	Good	Good	20900	98.0
May 2012	Good	Good	Good	Good	20900	98.0
July 2010	Good	Good	Good	Good	20900	98.0
March 2008	Good	Very Good	Very Good	Very Good	20900	98.0

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.	765	765	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	5,312	5,312	0	0	0
Wearing Surfaces	sq. ft.	4,947	4,947	0	0	0
Substructure
Reinforced Concrete Abutment	linear ft.	85	85	0	0	0
Joints
Pourable Joint	linear ft.	170	100	10	0	60
Bridge Rail
Other Material Bridge Rail	linear ft.	255	251	4	0	0
Steel Protective Coating	sq. ft.	255	190	65	0	0