2012 annual conference & exposition installation of ... · launching truss/gantry crane on ......

September 16-19, 2012 Chicago, IL

2012 Annual Conference & Exposition

Installation of Multiple Deck-Girder Bridge Spans Utilizing A Rail-Mounted

Launching Truss/Gantry Crane on Amtrak’s Empire Line

• Paul DelSignore, PE Senior Director Structures, Amtrak

• Joshua Kessler Senior Engineer Structures, Amtrak

• Paul H. MarkelzPresident, Rcrane



Introduction-Typical Construction



Amtrak’s Super Computer



Introduction-Rail Mounted Gantry Crane



Project Location• Stuyvesant, NY• 2 Bridges, 2 Tracks (4-Spans Total)• 17 Miles South of Albany• 126 Miles North of New York City• Along the East Bank of the Hudson River



Empire Line History

• Empire Line (Hudson Line)– Origins of this line trace back to the Troy

and Greenbush Railroad which was chartered in 1845

– Part of former New York Central’s infamous “Water Level Route” from New York to Chicago



Present/Future Operations

• 28 trains per day • 2011 Ridership over

1,000,000 Passengers • Future double track

capacity, more trains, and higher speed service



Present Conditions



Design

• Encased I-Beam Deck Girder



Encased I-beam Slab



Planning & Construction

Joshua Kessler Senior Engineer Structures, Amtrak



PlanningSafetyQualityCost

Track OutagesMobilizationCoordination



Construction Schedule

• Week 1: Prep bridges and load flat cars on work train for Track 1 install

• Week 2: Replace Spans Track 1

• Week 3: Prep bridges and load flat cars on work train for Track 2 install

• Week 4: Replace Spans Track 2



Construction-Staging



Construction-Staging• Staging area was 16

miles from jobsite

• Industrial track used for staging

• Loaded new slabs with 250 ton crane



Work Train Staging

• New spans, track panels, and other material placed in proper sequence on the work train.



Mobilization



Construction



Project Efficiencies- Decreased track occupancy

outages significantly

- No restrictions on adjacent track or adjustments to train schedules

- Adjacent Track Protection- nine-1 hour fouls/day- one-2 ½ hour foul/day

- No nighttime work and reduced overtime hours

- Increased production and performance

- Increased safety

- 25% reduction in costs vs. traditional installation methods



Gantry Crane-Specifications

• Paul H. MarkelzPresident, Rcrane



Capacities/Dimensions

• Overall Length 89’ 4”• 10’ wide for travel, 18’ wide working width• Dual 40 ton maximum crane capacity• Interior working Dimensions:

– 57’ length, 13’ width, 8’ height



Travel Narrow - 10’ Wide



Working Width –18’ Out, 13’ Inside



Lifelines, Walkways, and Handrails



Dual 40 Ton Hoists-Set 60 Ton Load



Material Handling-Old Span



Material Handling-On Flat Cars



Material Handling-New Slabs



Material Handling-Between Cars



Self-Contained Work Train-Generators, air compressor, welder, tools, spare hoists

-Locomotive (or equivalent) required for tractive effort



RCXX 2



Construction Video

Click Here to Start



Questions?

Presenters:• Paul DelSignore,PE

Senior Director Structures, Amtrak• Joshua Kessler

Senior Engineer Structures, Amtrak• Paul H. Markelz

President, Rcrane

2012 annual conference & exposition installation of ... · launching truss/gantry crane on ......

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