US 1 RAMP TC over I 93 RMPS SN NS ST
Map
Coordinates:
+42.37203, -71.0682342°22'19" N, 71°04'06" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | US 1 RAMP TC over I 93 RMPS SN NS ST |
Structure number: | B163928DGDOTNBI |
Location: | I93/US1 INTERCHANGE |
Purpose: | Carries highway over highway |
Route classification: | Principal Arterial - Interstate (Urban) [11] |
Length of largest span: | 177.8 ft. [54.2 m] |
Total length: | 480.7 ft. [146.5 m] |
Roadway width between curbs: | 43.0 ft. [13.1 m] |
Deck width edge-to-edge: | 46.9 ft. [14.3 m] |
Vertical clearance above deck: | 15.4 ft. [4.7 m] |
Vertical clearance below bridge: | 13.1 ft. [4.0 m] |
Skew angle: | 99° |
Owner: | State Highway Agency [01] |
Year built: | 2002 |
Historic significance: | Historical significance is not determinable at this time [4] |
Design load: | MS 18 / HS 20 [5] |
Number of main spans: | 3 |
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: | 35,800 [as of 2017] |
Truck traffic: | 8% of total traffic |
Deck condition: | Good [7 out of 9] |
Superstructure condition: | Good [7 out of 9] |
Substructure condition: | Satisfactory [6 out of 9] |
Structural appraisal: | Equal to present minimum criteria [6] |
Deck geometry appraisal: | Meets minimum tolerable limits to be left in place as is [4] |
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: | 87.0 |
Recommended work: | Other structural work, including hydraulic replacements. [38] |
Estimated cost of work: | $2,179,000 |
Previous Inspections
Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
---|
August 2017 | Fair | Good | Good | Satisfactory | 35800 | 87.0 |
August 2015 | Fair | Good | Good | Satisfactory | 35800 | 87.0 |
August 2013 | Fair | Good | Good | Satisfactory | 35800 | 87.0 |
August 2011 | Fair | Good | Good | Satisfactory | 174630 | 81.0 |
July 2011 | Fair | Good | Good | Satisfactory | 174630 | 81.0 |
July 2009 | Fair | Good | Good | Satisfactory | 174630 | 81.0 |
Element Data
Source: National Bridge Elements dataset, 2019 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. | 930 | 800 | 103 | 27 | 0 |
Deck |
Prestressed Concrete Top Flange | sq. ft. | 26,683 | 24,278 | 1,605 | 800 | 0 |
Wearing Surfaces | sq. ft. | 24,819 | 23,213 | 1,602 | 4 | 0 |
Substructure |
Reinforced Concrete Column | each | 11 | 11 | 0 | 0 | 0 |
Prestressed Concrete Pier Cap | linear ft. | 372 | 272 | 100 | 0 | 0 |
Joints |
Assembly with Seal | each | 107 | 53 | 54 | 0 | 0 |
Bearings |
Elastomeric Bearing | each | 13 | 9 | 4 | 0 | 0 |
Bridge Rail |
Reinforced Concrete Bridge Rail | linear ft. | 1,594 | 1,586 | 8 | 0 | 0 |