continue excavation and has progressed that to the point where they are starting to install some of the whalers, which are the horizontal steel beams that get well that the -- get well that directed -- directly to the shoring wall of steel. >> those are temporary? >> yes. the contractor has estimated that we have more temporary activation than we will have more -- then we will have permanent steel in the final structure, just to resist the forces. this is an image of the bridge piles going in on first street. this is to support the temporary traffic bridge. they're going down the concrete piles to support the temporary price -- traffic bridge. they also support the abutments at the excavation, the concrete abutment that to -- that tie into the shoring wall and will support that construction of the bridge. again, some slides of the cds wall project construction, as we just completed at two weeks ago. and the aws work going in on howard street. we will be button in this up next week, so that when data breakers comes through, we do not have any conflicts are hazards. all of the excavation will be