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PARKS HIGHWAY over DRAGONFLY CREEK

Denali Borough, Alaska

Map

Coordinates:
+63.79592, -148.92261
63°47'45" N, 148°55'21" W

Facts

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

Name:	PARKS HIGHWAY over DRAGONFLY CREEK
Structure number:	1075
Location:	MILE POINT 206.8
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Interstate (Rural) `[01]`
Length of largest span:	80.1 ft. `[24.4 m]`
Total length:	82.0 ft. `[25.0 m]`
Roadway width between curbs:	44.6 ft. `[13.6 m]`
Deck width edge-to-edge:	45.6 ft. `[13.9 m]`
Owner:	State Highway Agency `[01]`
Year built:	1971
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18 / HS 20 `[5]`
Main span material:	Steel `[3]`
Main span design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Latest Available Inspection: July 2018

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	1,913 `[as of 2017]`
Truck traffic:	18% of total traffic
Deck condition:	Satisfactory `[6 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:	Superior to present desirable criteria `[9]`
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]`
Pier/abutment protection:	Navigation protection not required `[1]`
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. `[8]`
Sufficiency rating:	80.0

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
July 2018	Fair	Satisfactory	Good	Satisfactory	1913	80.0
July 2016	Fair	Satisfactory	Good	Satisfactory	1800	80.0
July 2014	Fair	Satisfactory	Good	Satisfactory	2120	80.0
July 2012	Fair	Satisfactory	Good	Satisfactory	2380	80.0
August 2010	Fair	Satisfactory	Good	Satisfactory	2713	80.0
July 2008	Fair	Satisfactory	Good	Satisfactory	3094	80.0
June 2006	Fair	Satisfactory	Good	Satisfactory	2748	78.6
July 2004	Fair	Satisfactory	Satisfactory	Satisfactory	2179	78.6
August 2002	Fair	Fair	Fair	Fair	2274	66.6
August 2000	Fair	Fair	Fair	Very Good	2274	66.6
August 1998	Fair	Fair	Fair	Very Good	2496	66.6
September 1996	Good	Good	Good	Very Good	2375	77.6
May 1994	Fair	Good	Good	Satisfactory	1632	79.9
September 1992	Fair	Good	Good	Satisfactory	1079	85.0
August 1990	Fair	Good	Good	Satisfactory	1079	85.0

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
Steel Girder/Beam	linear ft.	490	440	50	0	0
Steel Protective Coating	sq. ft.	5,090	5,040	0	0	50
Deck
Reinforced Concrete Deck	sq. ft.	3,670	3,303	367	0	0
Substructure
Reinforced Concrete Abutment	linear ft.	90	68	18	4	0
Bearings
Fixed Bearing	each	12	12	0	0	0
Steel Protective Coating	sq. ft.	120	120	0	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	160	151	8	1	0
Steel Protective Coating	sq. ft.	980	980	0	0	0

© Copyright 2012-20, James Baughn
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
This page's URL is http://bridgereports.com/1000595