HWY NEPNST V PKY over WATER NEPONSET RIVER

Map 

Facts 

Name:	HWY NEPNST V PKY over WATER NEPONSET RIVER
Structure number:	B160274F9DOTNBI
Old structure number:	4F9MDC896071100 (from 1992 edition)
Location:	.16 KM E OF TRUMAN HWY
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	20.0 ft. [6.1 m]
Total length:	68.9 ft. [21.0 m]
Roadway width between curbs:	40.0 ft. [12.2 m]
Deck width edge-to-edge:	53.2 ft. [16.2 m]
Owner:	State Highway Agency [01]
Year built:	1849
Year reconstructed:	1932
Historic significance:	Bridge is on the National Register of Historic Places [1]
Number of main spans:	3
Main spans material:	Masonry [8]
Main spans design:	Arch - Deck [11]
Deck type:	Not applicable [N]

Latest Available Inspection: February 2017 

Good/Fair/Poor Condition:	Fair
Status:	Posted for load [P]
Average daily traffic:	25,600 [as of 2017]
Truck traffic:	4% of total traffic
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:	Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:	Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Channel protection:	Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:	Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:	24.9 tons [22.6 metric tons]
Inventory rating:	24.9 tons [22.6 metric tons]
Sufficiency rating:	61.5
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$1,915,000

Previous Inspections 

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
February 2017	61.5	Fair	-	Satisfactory	Fair	-	25600
February 2015	60.8	Fair	-	Satisfactory	Fair	-	28600
February 2013	60.8	Fair	-	Satisfactory	Fair	-	28600
February 2011	67.5	Fair	-	Satisfactory	Fair	-	22500
October 2008	67.5	Fair	-	Satisfactory	Fair	-	22500
October 1998	72.6	Good	-	Good	Good	-	19900
October 1996	72.6	Good	-	Good	Good	-	19900