Following is a list of movable bridge projects for which NACC has provided construction/installation services. NACC team members performed work on JCM bridge projects prior to the incorporation of NACC so we include those projects that were completed prior to 2003.

Fulton Avenue Bascule Bridge

Westchester County Department of Public Works - Manufacture and install operating machinery and span lock machinery to include; new shafts, couplings, speed reducers, machinery and motor brakes, main and auxiliary motors, guides, lock bars, etc.

Trout River Bridge

CSX Railway – Manufacture and install the balance wheels, span tie downs components and the bridge position machinery inclusive of hardware.

Flagler Street Bridge,

Florida DOT – Supply manpower to install operating machinery and components.

Point-No-No Point Swing Bridge

Consolidated Rail-Road – Manufacture and install components for 2 center wedge assemblies inclusive of all field removal of existing equipment, shop machining of new and rehabilitated components followed by the installation of equipment.

Completed: September 2015

Townsends Inlet Drawbridge

Cape May County, Public Works – Manufacture and install new gear racks with integral web/flange, new drive pinions, new open gear reduction stages including shafts, new bronze bearings or all shafts, alignment shim sets and hardware.  Also, manufacture new complete span lock system to include lock bars, guides with bronze shoes, crank shaft, reducer/motor and support weldment; assemble all and shop test.

Completion Date: July 2015

Hillsboro Inlet Bridge

FDOT / PCL Civil Constructors - Install Span Lock Machinery.

Completed March 2016.

4^th Street / 7^th Street Bridge 

Broward County Bridge Division – Manufacture and install pinion shaft and bearings inclusive of bronze bushing set with liners. Perform field installation.

Completed November 2014

Ouachita River Bridge

Louisiana D.O.T – Manufacture and install 4 sets of counterweight trunion machinery to include fabricated housings, bearings, sleeves, pins/shafts, hanger plates and associated hardware. After removal of the existing machinery then field install the new machinery. Also field install false work used to jack the leaves.

Completion date: September 2013

New River Bridge

CSX Railways  - Manufacture and install gear train for the operating machinery inclusive of gear, pinion, bronze bushings and collars. After removing the existing damaged machinery then perform the field installation of the machinery.

Completion Date: December 2014

Bridge of Lions

Florida D.O.T. – Manufacture and install 4 complete sets of track and tread rolling plates, 4 complete sets of articulating tail lock mechanisms, 2 complete sets of span lock mechanisms and 2 complete operating machinery systems with flat gear racks, struts, pinion shafts and support pedestals. 

Completion date: July 2008

Wantagh State Parkway

New York D.O.T. – Manufactured 8 complete sets of trunnion machinery including 8 trunnion shafts, 8 hubs, backing rings, 16 trunnion bearings and 16 lexan covers.  Also manufactured 4 complete sets of operating machinery including 8 segmental gear racks, 8 pinions shafts, floating shafts, structural steel supports – all these items were shop installed and aligned prior to leaving for the jobsite.  Lastly, manufactured 4 complete sets of span locks consisting of 4 lockbars, front and receiver guide castings and bronze shoes – all items shop installed and adjusted for fit verification. Field Installed Machinery to include reducers, shafts, gear racks, etc.

              Date: March 2005

Fulton Avenue Bascule Bridge

Westchester County, NY –   Manufactured 3 complete sets of gear driven span lock units.  This included the machining of guides and receivers, bronze wear plates, lock bars, connecting arms, cams and pins – all connected to a linear gear motor drive system.  All units were installed, adjusted and tested prior to shipping.

            Completion date: June 2002

N.W. 5^th Street Bascule Bridge

Florida D.O.T. –   Shop and Field work to repair all areas of the movable bridge (structure, machinery and masonry) that was damaged by a barge in tow.  The repairs consisted of major structural restoration of the main girder flanges and heat straightening of main girders itself, as well as hand rail repairs, sidewalk bracket repair and traffic gate support structures. Mechanical repairs consisted of verifying the trueness of the trunnion shafts and replacing trunnion bronze bearing bushings.  All the work performed was done on an emergency basis with the bridge tied in the open position.

            Completion date: October 2001

N.W. 79 Street Bascule Bridge, East Bridge

Florida D.O.T. -  Supply new gear reducer and machinery base. Field remove the existing reducer and replace with a new reducer and base. Field align all motor and brakes and floating shafts.

Completion date: December 2001

N.W. 79^th Street Bascule Bridge, West Bridge

Florida D.O.T. –   Field remove the existing 8 damaged hydraulic cylinders operating the bridge and then reinstalled 8 new cylinders.  Make all the hydraulic field connections and test the bridge before turning over to the owner.

Completion date: March 2000

S.W. 4^th Avenue Bascule Bridge

Broward County, FL –   Similar scope of work as the S.W. 3^rd Avenue Bascule Bridge.  Dis-assembled machinery components from the bridge (gears, shafts and pinions), removed them and rehabilitated all items in the shop.  Machined and installed new bronze bushings onto existing housings, re-assembled all the machinery in the field and operated/tested the bridge before turning over to the owner.  

Completion date: February 2000

S.W. 3^rd Avenue Bascule Bridge

Broward County, FL –   Manufacture and install operating machinery components inclusive of gears, shafts and pinions. Field removed components then shop rehabilitated.  Machined and installed new bronze bushings onto existing housings, re-assembled all the machinery in the field and operated/tested the bridge before turning over to the owner.  

            Completion date: September 1999

Andrews Avenue Bascule Bridge

Broward County, FL –   Field machined 2 trunnion shafts in place and machined new bronze bearing bushings to fit the new shaft diameter and the existing housing.

Completion date: June 1998         

Miami Airport Extension Rolling Lift Bridge

Tri-Rail Authority, FL –   Manufactured and installed new machinery pedestals for the motors, brakes, bearings and open gearing; installed and aligned all the components for proper fit in the shop.

            Completion date: January 1998

 

Tamiami Swing Bridge

Dade County Public Works, FL –  Manufactured and installed the center gear rack along with the pinion shaft in 6 segmental sections.  Manufactured and installed the main gear drive with all hardware.

            Completion date: February 1995

N.W. 12^th Avenue Bascule Bridge

Florida D.O.T. –   Manufactured and install 3 sets of the high-speed input gears and pinions for both leaves along with new shafts and new bronze bearing bushings for all of the existing pillow block bearings.  Performed the installation and alignment of all of the pinions, gears and bearings and shafts.    

            Completion date: June 1994

In addition to the bridges noted above, Pete Amador and Jorge Amador, majority owners of NACC performed work for the following swing bridges:

Spotsville Swing Bridge

CSX Railway – Manufacture the center pivot machinery and the track machinery with all components and hardware. (current project)

Rigolets Swing Bridge

CSX Railway – Manufacture the end wedge machinery, center wedge machinery and the numerous structural components inclusive of hardware. (current project)

Little River and Socastee Swing Bridges

South Carolina D.O.T. –   Contract consists of the rehabilitation of 2 identical swing bridges.  The work shall include the manufacturing of 2 segmental gear    racks and pinions, 2 complete center pivot bearing assemblies and a total of 6            wedge drive assemblies.  The wedge drive assemblies include the machining of             floating shafts with couplings, single and double activated cam arms, connecting arms and gear reducers.

            Completion date: October 2004

Black Water Swing Bridge

CSX Transportation –   Manufactured new double spherical “fish eye” type elliptical bronze bearing bushing for the center pivot of the swing bridge along the outer bearing housing.

            Completion date: May 2002

Shaws Cove Swing Bridge

Amtrak –   Fabricate and machine 8 sets of spring activated Mitre Lift brackets for the ends of the bridge rails; this includes the manufacturing of new shafts, couplings, support pedestals, gear reducers and drives.  All items were assembled, aligned and tested prior to shipping.

            Completion date: May 2001

Spuyten and Duyvil Swing Bridge

Amtrak –   Manufacture new pinion shafts for the swing bridge and machine new custom designed bearing housings.  Assemble and fit roller bearings and couplings onto shaft for shipment.

            Completion date: April 2001

Trail Creek Swing Bridge

Amtrak –   Manufacture 2 sets of the wedge drive machinery system.  The machinery consisted of new gear drive motors with double activated cam lever arms, with floating shafts, and connecting arms that coupled onto a series of jacking plates.   

            Completion date: February 1998

Portal Swing Bridge

Amtrak –   Fabricated, machined, assembled and tested 8 sets of spring activated Mitre Lift brackets for the ends of the swing bridge rails.

            Completion date: July 1997