PA 11 over RBMNRR; NFSRR; MILL CK
Map
Coordinates:
+41.32750, -75.7476041°19'39" N, 75°44'51" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | PA 11 over RBMNRR; NFSRR; MILL CK |
Structure number: | 000000000023616 |
Old structure number: | 400011079016100 (from 1992 edition) |
Location: | DUPONT BORO JCT TR 315 |
Purpose: | Carries highway and pedestrian walkway over railroad and waterway |
Route classification: | Other Principal Arterial (Urban) [14] |
Length of largest span: | 203.1 ft. [61.9 m] |
Total length: | 355.0 ft. [108.2 m] |
Roadway width between curbs: | 29.9 ft. [9.1 m] |
Deck width edge-to-edge: | 32.2 ft. [9.8 m] |
Vertical clearance above deck: | 17.4 ft. [5.3 m] |
Vertical clearance below bridge: | 23.0 ft. [7.0 m] |
Skew angle: | 45° |
Owner: | Railroad [27] |
Year built: | 1929 |
Year reconstructed: | 1984 |
Historic significance: | Bridge is eligible for the National Register of Historic Places [2] |
Design load: | M 18 / H 20 [4] |
Main span material: | Steel [3] |
Main span design: | Truss - Thru [10] |
Deck type: | Concrete Cast-in-Place [1] |
Wearing surface: | Monolithic Concrete (concurrently placed with structural deck) [1] |
Latest Available Inspection: September 2018
Good/Fair/Poor Condition: | Poor |
Status: | Open, no restriction [A] |
Average daily traffic: | 8,287 [as of 2018] |
Truck traffic: | 4% of total traffic |
Deck condition: | Satisfactory [6 out of 9] |
Superstructure condition: | Poor [4 out of 9] |
Substructure condition: | Poor [4 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] |
Underclearances appraisal: | Basically intolerable requiring high priority of corrrective action [3] |
Water adequacy appraisal: | Superior to present desirable criteria [9] |
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] |
Scour condition: | Bridge foundations determined to be stable for the assessed or calculated scour condition. [8] |
Sufficiency rating: | 45.5 |
Recommended work: | Bridge rehabilitation because of general structure deterioration or inadequate strength. [35] |
Estimated cost of work: | $210,000 |
Previous Inspections
Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
---|
September 2018 | Poor | Satisfactory | Poor | Poor | 8287 | 45.5 |
September 2016 | Poor | Satisfactory | Poor | Poor | 8318 | 45.5 |
September 2014 | Poor | Good | Poor | Fair | 7358 | 48.0 |
September 2012 | Poor | Good | Poor | Fair | 7663 | 47.9 |
September 2010 | Poor | Good | Poor | Fair | 7656 | 47.9 |
September 2009 | Poor | Good | Poor | Fair | 8294 | 47.5 |
September 2008 | Poor | Good | Poor | Fair | 8294 | 47.5 |
August 2007 | Poor | Good | Poor | Fair | 8169 | 47.6 |
August 2006 | Poor | Good | Poor | Fair | 7724 | 47.8 |
September 2005 | Poor | Good | Poor | Fair | 7632 | 44.1 |
September 2004 | Poor | Good | Poor | Fair | 7632 | 44.1 |
September 2003 | Poor | Good | Poor | Fair | 8175 | 47.0 |
September 2002 | Poor | Good | Poor | Fair | 8046 | 47.1 |
January 2001 | Fair | Good | Fair | Satisfactory | 8585 | 64.0 |
October 1999 | Fair | Good | Fair | Satisfactory | 8433 | 64.1 |
April 1997 | Fair | Good | Fair | Satisfactory | 8055 | 64.2 |
July 1995 | Fair | Good | Fair | Good | 7913 | 62.2 |
September 1993 | Fair | Good | Fair | Good | 13420 | 60.3 |
January 1992 | Good | Good | Good | Good | 12805 | 72.3 |
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. | 602 | 600 | 0 | 2 | 0 |
Reinforced Concrete Closed Web/Box Girder | linear ft. | 149 | 95 | 45 | 9 | 0 |
Steel Stringer | linear ft. | 1,170 | 780 | 390 | 0 | 0 |
Steel Protective Coating | sq. ft. | 10,753 | 10,753 | 0 | 0 | 0 |
Deck |
Reinforced Concrete Deck | sq. ft. | 11,481 | 11,366 | 115 | 0 | 0 |
Superstructure |
Steel Truss | linear ft. | 409 | 0 | 409 | 0 | 0 |
Steel Protective Coating | sq. ft. | 10,753 | 10,753 | 0 | 0 | 0 |
Steel Floor Beam | linear ft. | 340 | 271 | 25 | 44 | 0 |
Steel Protective Coating | sq. ft. | 10,753 | 10,753 | 0 | 0 | 0 |
Substructure |
Reinforced Concrete Column | each | 9 | 0 | 7 | 2 | 0 |
Reinforced Concrete Abutment | linear ft. | 118 | 110 | 8 | 0 | 0 |
Reinforced Concrete Pier Cap | linear ft. | 177 | 135 | 20 | 22 | 0 |
Joints |
Strip Seal Joint | linear ft. | 101 | 95 | 6 | 0 | 0 |
Other Joint | linear ft. | 97 | 97 | 0 | 0 | 0 |
Bearings |
Movable Bearing | each | 17 | 15 | 2 | 0 | 0 |
Steel Protective Coating | sq. ft. | 43,013 | 43,013 | 0 | 0 | 0 |
Fixed Bearing | each | 17 | 15 | 2 | 0 | 0 |
Steel Protective Coating | sq. ft. | 43,013 | 43,013 | 0 | 0 | 0 |
Bridge Rail |
Steel or Aluminum Bridge Rail | linear ft. | 565 | 3 | 562 | 0 | 0 |
Steel Protective Coating | sq. ft. | 43,013 | 43,013 | 0 | 0 | 0 |
Reinforced Concrete Bridge Rail | linear ft. | 156 | 156 | 0 | 0 | 0 |