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Hi all I have a hall formed of steel N truss with upper and lower cord curved with same radiuses (parallel to each other) the expected variation in temperature between outside of the hall and inside is 35C the truss spans 30 Ms. I would like to include temperature gradient effect. Should it...

Hi all I am a structural engineer with I think satisfactory understanding of soil mechanics , I got soil report for geotechnical engineer for design of a foundation , there was a note in the report stating that Isolated footings or strip footings shall be used with maximum width 3 Ms. Just I...

Hi all i got a file from someone and i am supposed to make some modifications on, when i open layout and open the viewport autocad make zoom extend for view so how can i stop autocad from making Zoom Extend when i enter the view. i use Autocad 2006

When the requirment of orthognal effects shall be considered in the analysis of a building as stated in UBC 97(Section 1633)?

Hi all When the requirment of orthognal effects shall be considered in the analysis of a building as stated in UBC 97(Section 1633)?

Hi all How can i make a cell empty instead of returning #value

Hi all i have a question about buckling lenght factor for steel column. i have Building which is 9 storys height with moment resistant frame(MRF) on one direction and bracing on the other direction both are for lateral loads resistance. There is a column which is a part of the moment resiatnce...

hi all with refrence to ACI articles from 10.11 to 10.14 The code stated in 10.11 that if i will not fellow the steps in article 10.12 to 10.14 for calculating magnification factor for column end moments resulting from slenderness effect i should fellow the producres for making non linear...

Hi all Does anyone knows how to print PLT file to plotter connected to USB port on local machine and over network. i want also the command used in command prompt window

Hi all Here is some questions related to Response spectrum analysis on UBC97 1- what the term principle direction refer to and how can i determine principle directions of a building? 2- Does structures have two diffrent fundamental periods in each direction? and if so should we use diffrent...

Hi all i have got Silo which will be made from steel plates rolled and welded toghter this silo will operate as follows:- it's Silo for pressure hot air from the bottom and liquid soap from sprinklers on the sides and the liquid burned to get dry powder soap & the vapor go from the top to...

Hi all i got a drawings for antenna tower made of steel pipes as main legs and angles as diagonals and Horizontals. the main question is that i found the size of some angles followed by Indication (SL V) what this indication refer to?

Hi all I am new to Earthquake Analysis using Response Spectrum Analysis according to UBC97 so does anyone knows a link to online pdf document or web page that has brief description for this point. Thanks in Advance

hi all Does anyone know a lisp or a tool i can use to print multiple views in a layout with print settings i determine? of course i do not want to select each view from the plotting window. i want it to be automated process

Hi all i have installed Autocad2006 with express tools, i can use the Express tools only throught the command line, and also i can not find the express menu or the express toolbar what can i do?

Hi all i started to learn Autolisp by myself so i surfed the net and got realy good tutorials well arranged and step by step , They are written by someone called Anthony Hotchkiss ,they are divided into lessons during my study of them i found he speak on autocad as version 11 ! now i use...

Hi all i ask a question ,i am afarid that it is a simple question and from basics of Concrete Design,(but anyway) what is meant by shrinkage of concrete? and when it happend?

hi all suppose i am having 20 vertical or Horizontal lines and there is dimensions measuring distance between this lines when i stretch this lines (in there direction) the dimensions is also moved with me i am sure that i did not select any of the dimensions what can i do?

HAPPY NEW YEAR ALL Does anyone knows a value of the E(Young`s Modulus) for mortar used in masonary walls or Buildings?

hi all what is limitation and recomendations of shell (plate) elemnts dimesnions in Finite elemnt method ? i have read in sap2000 manual that best results when aspect ratio is near one and good if not more than 4 and should not by anyway be more than 10 i realy think there is other limation...