SCHOOL ST over BLACKSTONE RIVER

Map

Coordinates:
+41.95318, -71.45221
41°57'11" N, 71°27'08" W

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

Name:	SCHOOL ST over BLACKSTONE RIVER
Structure number:	000000000001640
Location:	1.0 Mi W of JCT RI 122
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Collector (Urban) `[17]`
Length of largest span:	99.4 ft. `[30.3 m]`
Total length:	207.0 ft. `[63.1 m]`
Roadway width between curbs:	20.3 ft. `[6.2 m]`
Deck width edge-to-edge:	32.5 ft. `[9.9 m]`
Owner:	State Highway Agency `[01]`
Year built:	1885
Year reconstructed:	1996
Historic significance:	Bridge is on the National Register of Historic Places `[1]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	2
Main spans material:	Steel continuous `[4]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Wood or Timber `[8]`
Wearing surface:	Bituminous `[6]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	2,752 `[as of 2015]`
Truck traffic:	10% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Fair `[5 out of 9]`
Structural appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Deck geometry appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
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:	64.7
Recommended work:	Replacement of bridge or other structure because of relocation of road. `[32]`
Estimated cost of work:	$4,500,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
April 2018	Fair	Good	Satisfactory	Fair	2752	64.7
April 2016	Fair	Good	Satisfactory	Fair	2752	64.7
May 2014	Fair	Good	Good	Fair	3000	63.9
May 2012	Fair	Good	Good	Satisfactory	3000	74.6
May 2010	Fair	Good	Good	Satisfactory	3000	76.4
May 2008	Fair	Good	Good	Satisfactory	5600	75.9
May 2006	Fair	Good	Good	Satisfactory	3509	73.3
June 2003	Good	Very Good	Very Good	Good	3509	76.3
August 2001	Good	Very Good	Very Good	Good	3509	76.3
August 1999	Good	Very Good	Very Good	Good	3400	76.3
June 1997	Good	Very Good	Very Good	Good	3400	76.3
October 1996	Fair	Very Good	Very Good	Fair	200	68.0
July 1995	Poor	Fair	Poor	Fair	9800	6.0
May 1994	Poor	Fair	Poor	Fair	9800	6.0
August 1993	Poor	Fair	Poor	Fair	9800	6.0
July 1992	Poor	Fair	Poor	Fair	3200	8.8
June 1991	Poor	Fair	Poor	Fair	3200	8.8

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.	1,193	1,074	99	20	0
Steel Protective Coating	sq. ft.	14,316	12,435	0	1,431	450
Timber Stringer	linear ft.	597	342	200	55	0
Steel Truss	linear ft.	400	278	101	18	3
Steel Protective Coating	sq. ft.	9,432	8,395	0	943	94
Steel Floor Beam	linear ft.	98	93	5	0	0
Steel Protective Coating	sq. ft.	545	518	0	0	27
Substructure
Masonry Pier Wall	linear ft.	25	10	15	0	0
Masonry Abutment	linear ft.	48	0	0	48	0
Reinforced Concrete Pile Cap/Footing	linear ft.	25	25	0	0	0
Joints
Pourable Joint	linear ft.	41	17	0	0	24
Deck
Timber Deck	sq. ft.	6,374	4,680	1,694	0	0
Wearing Surfaces	sq. ft.	4,244	4,239	0	5	0
Bearings
Elastomeric Bearing	each	6	3	3	0	0
Movable Bearing	each	16	0	12	4	0
Steel Protective Coating	sq. ft.	32	16	0	12	4
Fixed Bearing	each	10	6	4	0	0
Steel Protective Coating	sq. ft.	20	10	0	6	4
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	624	0	536	69	19
Steel Protective Coating	sq. ft.	1,872	0	0	936	936