Share:

ST 99 ALFORD ST over WATER MYSTIC RIVER

Map 

Coordinates:
+42.38963, -71.07112
42°23'23" N, 71°04'16" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:ST 99 ALFORD ST over WATER MYSTIC RIVER
Structure number:B16029388MUNNBI
Old structure number:388MUN896029101 (from 1992 edition)
Location:AT MYSTIC RIVER
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:159.5 ft. [48.6 m]
Total length:825.2 ft. [251.5 m]
Roadway width between curbs:76.1 ft. [23.2 m]
Deck width edge-to-edge:95.1 ft. [29.0 m]
Vertical clearance below bridge:6.9 ft. [2.1 m]
Owner:City or Municipal Highway Agency [04]
Year built:1963
Year reconstructed:2014
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Main span material:Steel [3]
Main span design:Movable - Bascule [16]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2014 

Status:Posted for load [P]
Average daily traffic:55,000 [as of 2014]
Truck traffic:15% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present minimum criteria [6]
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]
Pier/abutment protection:In place but in a deteriorated condition [3]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Operating rating:46.0 tons [41.8 metric tons]
Inventory rating:27.8 tons [25.3 metric tons]
Sufficiency rating:67.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201467.8Not deficientVery GoodVery GoodSatisfactory55000
June 201225.8Structurally deficientPoorSeriousFair55000
June 201025.8Structurally deficientPoorSeriousFair55000
June 200825.8Structurally deficientPoorSeriousFair55000
June 200625.8Structurally deficientPoorSeriousFair52000
June 200434.0Structurally deficientFairSeriousFair46100
June 200217.0Structurally deficientPoorCriticalFair54400
June 200043.0Structurally deficientFairPoorFair54400
June 199844.0Structurally deficientSatisfactoryPoorSatisfactory54400
December 199644.6Structurally deficientSatisfactoryPoorSatisfactory19900