A mechanical floor mechanical penthouse mechanical layer or mechanical level is a story of a high rise building that is dedicated to mechanical and electronics equipment.
Wtc mechanical floors.
The graphic documents numbering 261 are high resolution scans of blueprints that include detailed floor plans and elevations of the north tower structural details of the hat truss and tv mast and plans of the foundation and basement levels of the world trade center complex.
The address of this building was 2 world trade center with the wtc complex having its own zip code of 10048.
It was destroyed along with the north tower 1 world trade center in the september 11 attacks.
Twin towers wtc 1 and wtc 2 3 and the 47 story wtc 7 building 4.
A few clips show the operations control center occ on b1 level below wtc2 south tower shopping mall at concourse level refrigeration plant below w.
Most of the drawings are dated august 31 1967.
This paper focuses on aspects of the structural design of the wtc buildings which played a critical role in the outcome of the attacks of september 11 2001 such as the floor system in wtc 1 and wtc 2 and the floor connections around column 79 in wtc 7.
The new 2 world trade center currently on hold has the same flat roof with no observation deck and no mechanical floors.
All other floors from the ninth to the top except for 75 and 76 which will also carry mechanical equipment have typical truss floor joists and steel decking.
They are present in all tall buildings including the world s tallest skyscrapers with significant.