I 93 SB over OTHER RELIEF

Map 

Facts 

Name:	I 93 SB over OTHER RELIEF
Structure number:	B166569N3DOTNBI
Location:	UNIT 2
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	148.6 ft. [45.3 m]
Total length:	524.6 ft. [159.9 m]
Roadway width between curbs:	71.5 ft. [21.8 m]
Deck width edge-to-edge:	74.8 ft. [22.8 m]
Vertical clearance below bridge:	14.8 ft. [4.5 m]
Owner:	State Highway Agency [01]
Year built:	2000
Historic significance:	Historical significance is not determinable at this time [4]
Design load:	MS 18 / HS 20 [5]
Number of main spans:	4
Main spans material:	Prestressed concrete continuous [6]
Main spans design:	Segmental box girder [21]
Deck type:	Other [9]
Wearing surface:	Latex Concrete or similar additive [3]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	91,800 [as of 1994]
Truck traffic:	7% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Pier/abutment protection:	Navigation protection not required [1]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	48.5 tons [44.1 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	89.4
Recommended work:	Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:	$481,000

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