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OR 47 (HWY 102) over Oak Ranch Creek

Columbia County, Oregon

Map

Coordinates:
+45.94637, -123.16488
45°56'47" N, 123°09'54" W

Facts

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

Name:	OR 47 (HWY 102) over Oak Ranch Creek
Structure number:	01748A102 05307
Location:	7.0 MI S HWY 110 JCT
Purpose:	Carries highway over waterway
Route classification:	Major Collector (Rural) `[07]`
Length of largest span:	69.9 ft. `[21.3 m]`
Total length:	69.9 ft. `[21.3 m]`
Roadway width between curbs:	30.8 ft. `[9.4 m]`
Deck width edge-to-edge:	36.1 ft. `[11.0 m]`
Skew angle:	15°
Owner:	State Highway Agency `[01]`
Year built:	1978
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18 / HS 20 `[5]`
Main span material:	Prestressed concrete `[5]`
Main span design:	Slab `[01]`
Deck type:	Concrete Precast Panels `[2]`
Wearing surface:	Bituminous `[6]`

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	1,100 `[as of 2017]`
Truck traffic:	31% of total traffic
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:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. `[7]`
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. `[8]`
Sufficiency rating:	92.7

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
May 2018	Good	Good	Good	Good	1100	92.7
May 2016	Good	Good	Good	Good	1000	93.9
May 2014	Good	Good	Good	Good	1200	89.5
May 2012	Good	Good	Good	Good	1200	92.2
May 2010	Good	Good	Good	Good	1300	91.8
May 2008	Good	Good	Good	Good	1300	91.8
May 2006	Good	Good	Good	Good	1300	94.0
May 2004	Good	Good	Good	Good	1500	93.2
May 2002	Good	Good	Good	Very Good	1500	93.2
May 2000	Good	Very Good	Good	Very Good	1500	93.2
May 1998	Good	Very Good	Good	Very Good	1500	93.2
May 1996	Good	Very Good	Good	Very Good	1200	94.3
May 1994	Good	Very Good	Good	Very Good	810	96.8
May 1992	Good	Very Good	Very Good	Very Good	810	96.8
May 1990	Good	Very Good	Very Good	Very Good	820	94.8

Element Data

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Deck
Prestressed Concrete Deck	sq. ft.	2,520	2,513	4	3	0
Wearing Surfaces	sq. ft.	2,240	2,240	0	0	0
Substructure
Reinforced Concrete Abutment	linear ft.	104	93	11	0	0
Joints
Other Joint	linear ft.	155	155	0	0	0
Bearings
Elastomeric Bearing	each	36	36	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	140	0	70	70	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/1448133