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I 93 SB over COMB I90 & AMTRAK
Map
Coordinates:
+42.34624, -71.06091
42°20'46" N, 71°03'39" W
+42.34624, -71.06091
42°20'46" N, 71°03'39" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
| Name: | I 93 SB over COMB I90 & AMTRAK |
| Structure number: | B166569Q6DOTNBI |
| Location: | UNIT 4 |
| Purpose: | Carries highway over highway and railroad |
| Route classification: | Principal Arterial - Interstate (Urban) [11] |
| Length of largest span: | 205.4 ft. [62.6 m] |
| Total length: | 633.9 ft. [193.2 m] |
| Roadway width between curbs: | 55.1 ft. [16.8 m] |
| Deck width edge-to-edge: | 57.4 ft. [17.5 m] |
| Vertical clearance below bridge: | 26.2 ft. [8.0 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] |
Latest Available Inspection: August 2017
| Good/Fair/Poor Condition: | Fair |
| Status: | Open, no restriction [A] |
| Average daily traffic: | 106,231 [as of 2011] |
| Truck traffic: | 7% of total traffic |
| Deck condition: | Good [7 out of 9] |
| Superstructure condition: | Satisfactory [6 out of 9] |
| Substructure condition: | Good [7 out of 9] |
| Structural appraisal: | Equal to present minimum criteria [6] |
| Deck geometry appraisal: | Basically intolerable requiring high priority of replacement [2] |
| Underclearances appraisal: | Superior to present desirable criteria [9] |
| Roadway alignment appraisal: | Equal to present desirable criteria [8] |
| Pier/abutment protection: | Navigation protection not required [1] |
| Scour condition: | Bridge not over waterway. [N] |
| Sufficiency rating: | 62.6 |
| Recommended work: | Bridge rehabilitation because of general structure deterioration or inadequate strength. [35] |
| Estimated cost of work: | $17,585,000 |
Previous Inspections
| Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
|---|---|---|---|---|---|---|
| August 2017 | Fair | Good | Satisfactory | Good | 106231 | 62.6 |
| August 2015 | Fair | Good | Satisfactory | Good | 106231 | 62.6 |
| August 2013 | Good | Good | Good | Good | 106231 | 62.6 |
| August 2011 | Good | Good | Good | Good | 91800 | 67.9 |
| June 2009 | Good | Good | Good | Good | 91800 | 67.9 |
Element Data
Source: National Bridge Elements dataset, 2018 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. | 1,267 | 1,171 | 86 | 10 | 0 |
| Deck | ||||||
| Prestressed Concrete Top Flange | sq. ft. | 37,222 | 36,942 | 223 | 57 | 0 |
| Wearing Surfaces | sq. ft. | 35,638 | 34,438 | 1,199 | 1 | 0 |
| Substructure | ||||||
| Reinforced Concrete Column | each | 9 | 7 | 2 | 0 | 0 |
| Reinforced Concrete Pier Wall | linear ft. | 62 | 62 | 0 | 0 | 0 |
| Reinforced Concrete Pier Cap | linear ft. | 78 | 34 | 43 | 1 | 0 |
| Joints | ||||||
| Assembly with Seal | each | 115 | 88 | 27 | 0 | 0 |
| Bearings | ||||||
| Elastomeric Bearing | each | 20 | 14 | 6 | 0 | 0 |
| Bridge Rail | ||||||
| Reinforced Concrete Bridge Rail | linear ft. | 1,267 | 1,244 | 22 | 1 | 0 |
© Copyright 2012-19, 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/1235244
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
This page's URL is http://bridgereports.com/1235244