NOVEMBER 2019

Sunday, November 24 – Saturday, November 30, 2019
(Phase 2 Activity):
  • Installed the curb face of proposed sidewalk formwork in spans 1 and 2.

  • Adjusted the height of curb reveal on top of the prefabricated formwork.

  • Installed demo shield for the exiting scupper removal in spans 4 and 5 north bridge.

  • Installed overhead brackets and installed sidewalk formwork at span 13 and 14.

  • Placed structural backfill behind proposed backwall, east abutment and north bridge.

  • Chipped and removed existing deck on both side joint.

  • Completed installing and torqueing the bolts in the jacking angles at pier 14.

  • Drilled for the proposed exproxy coated rebar in the proposed bearing pedestals at pier4 interior and exterior girders.

  • Placed structural backfill materials and #57 stone pervious fill behind proposed backwall at east abutment.

  • Removed rebars and concrete between piers 3 and 5 for the placement of proposed scuppers.

  • Installed proposed bracing between the floor beams in spans 14 and 15.

  • Completed deck removal for the proposed bridge scuppers in spans 4 and 5.

  • Formed the proposed bearing pedestals at pier 4.

  • Chipped the existing deck slab at pier 7, north bridge, for the removal.

Sunday, November 17 – Saturday, November 23, 2019
(Phase 2 Activity):
  • Chipping and removal of a portion of the existing deck slab, to the top mat of reinforcing steel span 4.

  • Formed the bridge sidewalk on the north span at 9 and 10.

  • Demolition of the existing sidewalk and continued at span 13 and continued reconstructing strip seal at pier 14.

  • Removed the existing downspouts and scuppers in span 3.

  • Removed existing rivets at pier 3.

  • Placed structural backfill materials and #57 stone pervious fill behind proposed backwall at east abutment north bridge.

  • Installed 45 feet and 6-inch perforated pipe behind proposed backwall and filled with aggregate base course materials.

  • Removed existing concrete deck at exiting maintenance manhole in span 1.

  • Installed proposed jacking angles at pier 3.

  • Started operations for strip seal at pier 14 and started the deck formwork for the proposed full depth concrete repairs for the exiting scuppers in between spans 2/3.

  • Installed overhead brackets at span 15.

  • Removed jacking platform at pier 14 installing jacking angles.

Sunday, November 10 – Saturday, November 16, 2019
(Phase 2 Activity):
  • Installed deck formwork for proposed sidewalk north bridge span 5 and 6

  • Demolition of existing sidewalk span 12.

  • Removed pedestrian railing on the west bound section of the sidewalk between piers 12 and 13.

  • Installed metallic brackets for the demo shields at pier 7.

  • Drilled for anchor bolts at pier 5 and removed existing bearing assembles at piers 5 and 7.

  • Installed the proposed #7 diagonal rebar and milled 30 inches at span 3 from north edge for the proposed sidewalk.

  • Demolished parapet at spans 10/11.

  • Removed sections of the existing deck slab.

  • Placed eproxy coated rebar for the proposed bearing pedestals at pier 7.

  • Assembled overhead brackets.

  • Installed deck formwork for proposed sidewalk north bridge spans 12/14.

  • Removed existing deck on both side of the joint for armored joint reconstruction.

  • Assembled and prep for future placement between piers 12/14.

Sunday, November 3 – Saturday, November 9, 2019
(Phase 2 Activity):
  • Striped the form work from the proposed bearing pedestal at piers 9 and 11 north bridge and form work for the proposed east abutment back wall and wing wall north bridge.

  • Installed deck form work for proposed sidewalk north bridge at span 3-6 and 7.

  • Reconstructed strip seal at pier 10, north bridge.

  • Milled concrete for the new sidewalk at span 3 from north edge of the bridge.

  • Drilled at pier 6 for anchor bolts.

  • Installed 3549.0 Lbs of epoxy coated rebars prior to placing the concrete.

  • Removed existing deck along the existing strip seal joints.

  • Set jacks, shim plates, and bracing at pier 8 north bridge and jacked pier 8.

  • Chipped around the existing deck drainage scupper on the north bridge span 1.

  • Milled concrete for the new sidewalk was also continued at span 3 and span 5.  

  • Demolition of bridge parapet and removal of rebars and concrete debris between pier 9 and pier 11.

  • Installed demo shield underneath and saw cut the area prior to removing the grate.

  • Installed vertical protection shields/guards around the scuppers and then removed a grate at span 1.

  • Installed the proposed epoxy coated rebar for the proposed bearing pedestals at piers 6 and 8.

  • Demolition by hand of bridge parapet and removal of rebars and concrete debris between pier 9 and pier 12.

  • Demolition around the existing scuppers at span 1. They installed demo shield underneath and saw cut the area prior to removing the existing scuppers.

  • Installed working platforms for jacking operations at pier 7 and pier 5.

STAY IN THE KNOW AND PLAN YOUR COMMUTE! 

Everything you need to know about DDOT I-295 construction projects in Washington DC

© 2020 DDOT