WMATA: Dulles Corridor Metrorail Project Pictures 10 24 2010,
Tysons East (WestPark) station


All of the column that will support the Tysons East (WestPark) station are up to the mezzanine level, one pair is done, another still has form on it. The single track columns on either side of the station are at various stages of completion, all of the double track columns east of the Capitol Beltway are done. The contractor has begun to stage the post-tension precast concrete bridge segments on the ground between the columns along Dolly Madison Boulevard VA-123 between Old Chain Bridge Road and Scotts Crossing Road.


Columns along north side of Dolly Madison Boulevard VA-123 from straddle bent above Dolley Madison Boulevard south of Dulles Access Road / Toll Road interchange to Scotts Crossing Road, looking west.


Columns east of exit / entrance ramp VA-267 at Old Chain Bridge Road and Dolly Madison Boulevard VA-123, looking east.


Columns along north side of Dolly Madison Boulevard VA-123 between Old Chain Bridge Road and Scotts Crossing Road, looking west, Crains in distance working at east end of Tyson East (WestPark) station.


Columns along north side of Dolly Madison Boulevard VA-123 between Old Chain Bridge Road and Scotts Crossing Road, looking west, precast concrete post-tension bridge segments.


Columns along north side of Dolly Madison Boulevard VA-123 between Old Chain Bridge Road and Scotts Crossing Road, looking west, precast concrete post-tension bridge segments.


Columns along north side of Dolly Madison Boulevard VA-123 east of Scotts Crossing Road, looking east.


Columns along north side of Dolly Madison Boulevard VA-123 east of Scotts Crossing Road, looking south.


Intermediate precast concrete post-tension bridge segments, segments with exposed rebar on one side for spans under double crossover.


Inside intermediate precast concrete post-tension bridge segments, numbering code used to identify segment location.


Precast concrete post-tension bridge segments, segments with exposed rebar on one side for spans under double crossover.


Precast concrete post-tension bridge segments, segments with exposed rebar on one side for spans under double crossover.


Inside intermediate precast concrete post-tension bridge segments, tensioning cables pass through the six holes.


Back side of precast concrete post-tension bridge barring end segment, tensioning cables pass through tubes.


Front side of precast concrete post-tension bridge barring end segment, end of tensioning cables wedged in six holes.


Front side of precast concrete post-tension bridge barring end segment, end of tensioning cables wedged in four holes.


Front side of precast concrete post-tension bridge barring end segment.


Inside intermediate precast concrete post-tension bridge segments, tensioning cables pass through the six holes.


Front side of precast concrete post-tension bridge barring end segment, end of tensioning cables wedged in six holes.


Intermediate precast concrete post-tension bridge segments, segments with exposed rebar on one side for spans under double crossover.


Inside intermediate precast concrete post-tension bridge segments, tensioning cables pass through the six holes.


Intermediate precast concrete post-tension bridge segments, tensioning cables pass through the six holes.


Precast concrete post-tension bridge segments, segments with exposed rebar on one side for spans under double crossover, slots for third rail conduit supporting brackets.


Precast concrete post-tension bridge segments, segments with exposed rebar on one side for spans under double crossover, slots for third rail conduit supporting brackets.


Rebar cage for outbound track N2 column east of Tyson East (WestPark) station on west side of Scotts Crossing Road, looking west, Tyson East (WestPark) station in back ground.


Forms for inbound track N1 (left), rebar cage for outbound track N2 (right) east of Tyson East (WestPark) station on west side of Scotts Crossing Road, looking west, Tyson East (WestPark) station in back ground.


Forms for inbound track N1 east of Tyson East (WestPark) station on west side of Scotts Crossing Road, looking west, Tyson East (WestPark) station in back ground.


Forms for inbound track N1 (left), rebar cage for outbound track N2 (right) east of Tyson East (WestPark) station on west side of Scotts Crossing Road, looking west, Tyson East (WestPark) station in back ground.


Columns Tyson East (WestPark) station looking east.


Columns Tyson East (WestPark) station looking east, cross beam support station mezzanine.


Columns Tyson East (WestPark) station looking east.


Columns Tyson East (WestPark) station looking north.


Columns Tyson East (WestPark) station looking east.


Columns Tyson East (WestPark) station looking east.


Columns west of Tyson East (WestPark) station at Capitol One Drive, looking west. parking structure on right is on Capitol One Bank's property.


Column west of Tyson East (WestPark) station, looking north. crossroad to left is temporary on ramp to outerloop of Capitol Beltway VA I-495 from northbound Dolly Madison Boulevard VA-123 that is part of the Capitol Beltway HOT lanes project.


Column west of Tyson East (WestPark) station east of Capitol Beltway VA I-495, looking north.


Column west of Tyson East (WestPark) station east of Capitol Beltway VA I-495, looking north.


Column west of Tyson East (WestPark) station east of Capitol Beltway VA I-495, looking north.

11:10 11-06-2010

© 2010 John R Cambron

Home