https://unknownportal.com/videos/watch/39c298d8-e782-43fd-ab33-08822f58fc96 GMS' structural engineer and partner visits with FEMA BPAT members the burned out and severely damaged WTC 5. One of the seen BPAT members is Ramon Gilsanz, P.E., also partner of GMS. 00:00 - Advanced clean-up process at WTC 7 site. Building debris, among them beams, girders and heavy transfer girders (north-side cantilevers, "MG-27") and framing remains of the Con-Edison substation. 03:25 - Outside views of WTC 5. 05:52 - Inside WTC 5, 5th floor. Off-camera voice by Ramon Gilsanz. 07:11 - Ramon Gilsanz (white hard hat, blue BPS jacket) and Dan Eschenasy (white shirt and hard hat), from NYC's Department of Design and Construction (DDC). 08:05 - Going up the stairway to next floor. Video lag derived from the original file. 08:24 - On 6th floor. 10:46 - Large collapsed floor area. Ceiling above is still in place. Lateraly unsupported columns buckled a bit but were not collapsed entirely. 23:37 - On the roof. 25:39 - Looking down on the WTC 7 site and Vesey Street. 26:11 - Exterior-wall panel from WTC 1, has stenciled markings: "PONYA" = Port of New York Authority (since 1972: PANYNJ), "9T" = 9 tons, "69" = Derrick division number, "A215 55-58": A = Tower A (North Tower), 215 = wall panel number named after the center column (200 series = WTC1 east wall), from floors 55-58. 27:53 - More perimeter material of twin towers embedded in the roof. 28:07 - Look on the south walls of northern and southern penthouses (S-PH housed emergency power generators). 30:02 - Northern-most facade of WTC 4. Zoom on stuck outer-wall panels, either from south or north tower. 30:28 - Southeastern roof area near the south penthouse. 31:22 - View inside the southern penthouse with emergency generators. A switchboard has still some power as the lighting LEDs suggest. 31:33 - Well known fuselage piece from second plane on top of Building 5, with yellow spray-painted "NTSB" at upper right corner. 33:23 - Start of the WTC 5 excerpt from second video file "HQ_WTC5_SCR_YARD.WMV". 33:26 - Plaza level of WTC 5? 36:03 - On 7th floor. 38:11 - On 8th floor. 38:48 - Back to the roof. Unknown recording date. Likely near the end of October 2001. Recorded by Gary Steficek (Gilsanz Murray Steficek, LLP). http://www.gmsllp.com/garysteficek.html Merged horrible quality (HQ?) encoded videos. Resolution has been enhanced. Source of FOIA files: 911datasets.org NIST FOIA #09-42 Release 28 1st Subfolder: 42A0310 - G28D15 2nd Subfolder: Steficek, Gary-videos Joined Files: HQ_WTC5_GARY.WMV & HQ_WTC5_SCR_YARD.WMV (until 06m18s) 2nd Subfolder Link: http://911datasets.org/index.php/SFolder:P3KWSL7EJOWXL75ZX72VVVDZPZ26CE6H Tue, 10 Nov 2026 00:42:26 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://unknownportal.com https://unknownportal.com/lazy-static/avatars/8e1b22ce-9e45-498c-bf3b-05cc77b487a2.gif https://unknownportal.com/videos/watch/39c298d8-e782-43fd-ab33-08822f58fc96 All rights reserved, unless otherwise specified in the terms specified at https://unknownportal.com/about and potential licenses granted by each content's rightholder.