Share:

NANAQUAKET RD over NANAQUAKET RIVER

Newport County, Rhode Island

Map

Coordinates:
+41.61765, -71.20703
41°37'04" N, 71°12'25" W

Facts

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

Name:	NANAQUAKET RD over NANAQUAKET RIVER
Structure number:	000000000001260
Location:	0.05 Mi W of JCT RI 77
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Collector (Urban) `[17]`
Length of largest span:	60.7 ft. `[18.5 m]`
Total length:	182.8 ft. `[55.7 m]`
Roadway width between curbs:	24.0 ft. `[7.3 m]`
Deck width edge-to-edge:	35.8 ft. `[10.9 m]`
Skew angle:	12°
Owner:	State Highway Agency `[01]`
Year built:	1958
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:	3
Main spans material:	Prestressed concrete `[5]`
Main spans design:	Box beam or girders - Multiple `[05]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Bituminous `[6]`

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:	Poor
Status:	Open, no restriction `[A]`
Average daily traffic:	822 `[as of 2015]`
Truck traffic:	10% of total traffic
Deck condition:	Fair `[5 out of 9]`
Superstructure condition:	Poor `[4 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
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:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
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 is scour critical; bridge foundations determined to be unstable. `[3]`
Sufficiency rating:	49.7
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. `[35]`
Estimated cost of work:	$2,520,000

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
April 2017	Poor	Fair	Poor	Satisfactory	822	49.7
April 2015	Poor	Fair	Poor	Satisfactory	822	47.1
May 2013	Poor	Fair	Poor	Satisfactory	600	52.9
May 2011	Fair	Fair	Fair	Satisfactory	600	61.5
May 2009	Fair	Fair	Fair	Satisfactory	600	61.5
May 2007	Fair	Fair	Satisfactory	Satisfactory	600	74.3
May 2003	Fair	Fair	Satisfactory	Satisfactory	606	74.3
April 2003	Fair	Fair	Satisfactory	Satisfactory	606	74.3
May 2001	Fair	Fair	Satisfactory	Satisfactory	606	74.2
November 1998	Fair	Fair	Satisfactory	Satisfactory	900	68.1
September 1996	Fair	Fair	Satisfactory	Satisfactory	800	68.3
August 1994	Good	Good	Good	Good	7500	66.5
October 1992	Good	Good	Good	Good	7500	67.5
September 1990	Good	Good	Good	Good	7500	79.0

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
Prestressed Concrete Closed Web/Box Girder	linear ft.	3,269	2,609	315	300	45
Deck
Reinforced Concrete Deck	sq. ft.	5,971	5,947	5	19	0
Wearing Surfaces	sq. ft.	4,387	4,363	5	19	0
Substructure
Reinforced Concrete Pier Wall	linear ft.	82	19	51	12	0
Reinforced Concrete Abutment	linear ft.	72	46	24	2	0
Joints
Pourable Joint	linear ft.	139	40	99	0	0
Bearings
Movable Bearing	each	36	1	25	10	0
Steel Protective Coating	sq. ft.	72	0	0	0	72
Fixed Bearing	each	72	1	51	20	0
Steel Protective Coating	sq. ft.	144	0	0	0	144
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	366	86	210	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/1479597