FOURTH STREET over CHRISTINA RIVER
Map
Coordinates:
+39.73529, -75.5409239°44'07" N, 75°32'27" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | FOURTH STREET over CHRISTINA RIVER |
Structure number: | 1693 050 |
Location: | WILMINGTON |
Purpose: | Carries highway and pedestrian walkway over waterway |
Route classification: | Minor Arterial (Urban) [16] |
Length of largest span: | 188.0 ft. [57.3 m] |
Total length: | 628.0 ft. [191.4 m] |
Roadway width between curbs: | 54.1 ft. [16.5 m] |
Deck width edge-to-edge: | 56.4 ft. [17.2 m] |
Vertical clearance below bridge: | 16.4 ft. [5.0 m] |
Owner: | State Highway Agency [01] |
Year built: | 1980 |
Historic significance: | Bridge is not eligible for the National Register of Historic Places [5] |
Design load: | MS 18 / HS 20 [5] |
Main span material: | Steel [3] |
Main span design: | Movable - Bascule [16] |
Deck type: | Open Grating [3] |
Latest Available Inspection: February 2018
Good/Fair/Poor Condition: | Poor |
Status: | Posted for load [P] |
Average daily traffic: | 10,151 [as of 2017] |
Truck traffic: | 9% of total traffic |
Deck condition: | Satisfactory [6 out of 9] |
Superstructure condition: | Poor [4 out of 9] |
Substructure condition: | Satisfactory [6 out of 9] |
Structural appraisal: | Meets minimum tolerable limits to be left in place as is [4] |
Deck geometry appraisal: | Meets minimum tolerable limits to be left in place as is [4] |
Water adequacy appraisal: | Better than present minimum criteria [7] |
Roadway alignment appraisal: | Equal to present desirable criteria [8] |
Channel protection: | Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8] |
Pier/abutment protection: | In place and functioning [2] |
Scour condition: | Bridge foundations determined to be stable for assessed or calculated scour condition. [5] |
Sufficiency rating: | 43.6 |
Recommended work: | Bridge rehabilitation because of general structure deterioration or inadequate strength. [35] |
Estimated cost of work: | $3,000,000 |
Previous Inspections
Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
---|
February 2018 | Poor | Satisfactory | Poor | Satisfactory | 10151 | 43.6 |
February 2016 | Poor | Satisfactory | Poor | Satisfactory | 10036 | 43.6 |
February 2014 | Fair | Satisfactory | Fair | Good | 19155 | 53.9 |
February 2012 | Poor | Satisfactory | Serious | Good | 11986 | 13.4 |
February 2010 | Poor | Satisfactory | Serious | Good | 11615 | 13.7 |
August 2009 | Poor | Satisfactory | Serious | Good | 11615 | 13.7 |
November 2008 | Poor | Satisfactory | Serious | Good | 12384 | 13.0 |
December 2006 | Fair | Fair | Good | Good | 11870 | 75.6 |
June 2004 | Fair | Fair | Good | Good | 11547 | 74.9 |
May 2002 | Fair | Fair | Fair | Good | 16039 | 62.6 |
November 2000 | Fair | Satisfactory | Satisfactory | Good | 16039 | 73.2 |
November 1998 | Fair | Satisfactory | Satisfactory | Good | 12521 | 73.8 |
November 1996 | Fair | Satisfactory | Good | Good | 12521 | 73.8 |
October 1993 | Fair | Satisfactory | Good | Good | 10249 | 75.1 |
March 1990 | Good | Good | Good | Good | 14092 | 69.3 |