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I-5 over TERRAIN

King County, Washington

Map

Coordinates:
+47.57086, -122.32024
47°34'15" N, 122°19'13" W

Facts

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

Name:	I-5 over TERRAIN
Structure number:	0007741B0000000
Location:	5.2 N JCT SR 900
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	42.0 ft. `[12.8 m]`
Total length:	746.1 ft. `[227.4 m]`
Roadway width between curbs:	50.9 ft. `[15.5 m]`
Deck width edge-to-edge:	53.8 ft. `[16.4 m]`
Owner:	State Highway Agency `[01]`
Year built:	1967
Year reconstructed:	1992
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18+Mod / HS 20+Mod `[6]`
Number of main spans:	18
Main spans material:	Concrete continuous `[2]`
Main spans design:	Slab `[01]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Latest Available Inspection: August 2018

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	94,231 `[as of 2016]`
Truck traffic:	7% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Equal to present minimum criteria `[6]`
Deck geometry appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	66.1
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. `[35]`
Estimated cost of work:	$15,815,000

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
August 2018	Fair	Satisfactory	Satisfactory	Good	94231	66.1
August 2016	Fair	Satisfactory	Satisfactory	Good	87763	66.7
August 2014	Fair	Satisfactory	Satisfactory	Good	87763	66.7
August 2012	Fair	Satisfactory	Satisfactory	Good	91337	66.3
September 2010	Fair	Satisfactory	Satisfactory	Good	92523	66.1
November 2008	Fair	Satisfactory	Satisfactory	Good	105100	64.6
October 2006	Fair	Satisfactory	Satisfactory	Good	98500	65.4
December 2004	Fair	Satisfactory	Satisfactory	Good	98500	65.4
November 2002	Fair	Satisfactory	Satisfactory	Good	98500	65.4
December 2000	Fair	Satisfactory	Satisfactory	Good	79346	67.8
October 1998	Fair	Satisfactory	Satisfactory	Good	79346	67.8
June 1996	Fair	Satisfactory	Satisfactory	Good	79346	60.2
March 1994	Fair	Satisfactory	Satisfactory	Good	191800	56.2
April 1992	Fair	Satisfactory	Satisfactory	Good	85850	84.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Deck
Reinforced Concrete Top Flange	sq. ft.	41,222	41,167	14	41	0
Substructure
Reinforced Concrete Column	each	55	55	0	0	0
Reinforced Concrete Abutment	linear ft.	120	120	0	0	0
Reinforced Concrete Pier Cap	linear ft.	910	910	0	0	0
Joints
Open Joint	linear ft.	115	0	0	51	64
Assembly without Seal Joint	linear ft.	176	0	0	0	176
Bearings
Movable Bearing	each	49	49	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	1,463	1,455	0	0	8
Deck
Reinforced Concrete Slab	sq. ft.	41,222	41,073	5	144	0

© Copyright 2012-19, 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/1590082