Staad manual

							                                             STAAD                                 Y

A. Set up
                                                                                          X
1. Global coordinate for Structure : X : as x axis as usual                    Z
                                     Y : as y axis as usual
                                     Z : perpendicular to paper to top

2. Local coordinate for individual member along the length of the member is taken as local X
  axis
                                                                               Two methods of creating
B. Members & Nodes                                                             Structure Data
   1. Creation of Geometry                                                       1.Using command file
   2. General parameters to be fixed                                             2.Using Graphical user
   3. Analysis                                                                     Interface (GUI)
   4. Design
Geometry

Node: co ordinate of all the points of the plan is to be calculated as
                        Node              X               Y               Z
                          1              aaa             000             bbb
                          2              ccc             000             ddd
                          3

File – New –   Indian design code - check
               New project <enter>                                                   STAAD Screen
               File Name < > / location < >                                    Menu bar     - on top
                                                                               Tool bar     – on top
               Length unit , Force Unit - check                                Page control - left side
               Space - check                                                   Data area    -Right side
               Next           <enter>                                          Main drawing
               Finish         <enter>                                          area         - center

Node
Give Data for nodes                                                            *After Add beam, grid will
Views available for            Front, back, top & isometric                    appear (/ or from snap node
Rt. Click - labels - node no – apply – OK                                      beam)
Edit ( Top menu bar ) to edit data                                             Create ( in Data area)
Add Beam :                                                                     Use linear / Radial /
        to add beam or to connect two nodes                                    irregular
Add beam from left to right & top to bottom.                                   Use plane / constr. line etc.
Node crusher / Beam crusher : for selection of node or beam
                                                                               Node beam Leble
Rt. Click - labels - Beam no / beam orientation – apply – OK
                                                                               View – Structure Diagram -
Chage to Isometric view / top
                                                                               Leble
Node crusher <enter>
Select node                   ( use ctrl key for multiple selection)
For column to repeat for floors
Geometry ( Top menu bar ) - Translation repeat <enter>
Global direction Y <check>                                                To change Input Unit
No of steps – xxx                                                         Input unit Icon /
Step spacing – xxx                                                        Tool – set current input unit
Link step - - check (if required)
Ok <enter>
For beams to repeat for floors                                            Member Offset
Change to front view                                                      Beam crusher (select)
Beam crusher <select>                                                     Specification page icon /
Select beams to be copied by rubber band method / picking etc.            General – Spec. page
Geometry ( Top menu bar ) - Translation repeat <enter>                    Use both start & end point
Global direction Y <check>
No of steps – xxx
Step spacing – xxx                                                        To get Member information
Link step - - check (if required)                                         Select – by all – all beams
Ok <enter>                                                                Command – pre analysis
                                                                          print – member property
For foundation
Similar to above, but y is –ve.
Select section                                                            To View3D model
General ( left side of screen) –                                          Rt. Click – structure - /
Property                                                                  View – Structure diagram
Define                                                                    menu
Type of section
Material of section                                                       To edit input file
For column : Local z = Global z                                           Edit input file /
               Local x = Global y i.e length of column                    STAAD editor
               Local y = other side.
For Beam :     Local y = Global y
               Local x = Global y i.e length of beam
               Local z = other side i.e. width of beam.
Column section                 Beam section
      Y                               Z

    Z                                Y
Give data <enter>
add < enter >
.
.
close < enter>
After selecting the specific section in the property box, the same is assigned to the members.
Ctrl – Select member – assign - save <enter >
To see the shape and size of column.
Rt. Click - labels - structure – section out line - apply – OK
For center line
Rt. Click - labels - structure – section out line - none – OK
To check the property of any section is missing?
Select ( top menu bar) – missing attributes – missing property <enter>
Adding support
General ( left side of screen) –
Support
Create ( left side box)
Fixed end
Add <enter>
Front view
Node crusher <active>
Select the supporting nodes
Assign
To view whole structure
On top menu bar
<enter>
Loading
Definition
(Seismic definition)
General
 Load – Definition – new
Code – IS 1893 – 2002
Zone - (for Zone –3) – 0.16
Response Factor – 5
Importance Factor – 1
Soil factor - 1- hard soil
                 2- medium soft soil
                 3- soft soil
Add
Self weight
***
Add
Close
(Wind definition)
Wind Definition
Type – 1, Comment – Wind –1
Add
Type – 1
Add
Intensity              Height
   0                    0
   1.8                  9
   Add, Exposure factor – 0
   Close
Load case detail
*( Load case for seismic load)
Load case detail
Add
Number – 1, Loading Type : Seismic ,Title – load case –1, S in X dir
Add
Close
Load case – 1,
Add
Seismic load,
X direction, Factor :1
Add
Close
Load case detail
Add
Number – 2, Loading Type : Seismic ,Title – load case –2, S in (-)X dir
Add
Close
Load case – 2,
Add
Seismic load,
X direction, Factor : -1
Add
Close
Load case detail
Add
Number – 3, Loading Type : Seismic, Title – load case –3, S in Z dir
Add
Close
Load case – 3,
Add
Seismic load,
Z direction, Factor : 1
Add Close
Load case detail
Add
Number – 4, Loading Type : Seismic , Title – load case –4, S in (-)Z dir
Add
Close
Load case – 4,
Add
Seismic load,
Z direction, Factor : -1
Add Close
Load case detail
Add
Number – 4, Title – load case –4, S in (-)Z dir
Add
Close
Load case – 4,
Add
Seismic load,
Z direction, Factor : -1
Add Close
________________________________________________________________

*( Load case for Wind load)
Load case detail
Add
Number – 5, Title – load case –5, Wind in X dir
Add
Close
Load case – 5,
Add
Wind load,
Direction X (check)
Define y range
Minimum Value ( Give data minimum may be 2.1 m)
Maximum value (give data)
Factor 1
Add
Close
Load case detail
Add
Number – 6, Title – load case –6, Wind in (-)X dir
Add
Close
Load case – 6,
Add
Wind load,
Direction X (check)
Define y range
Minimum Value ( Give data minimum may be 2.1 m)
Maximum value (give data)
Factor (-1)
Add
Close
Load case detail
Add
Number – 7, Title – load case –7, Wind in Z dir
Add
Close
Load case – 7,
Add
Wind load,
Direction Z (check)
Define y range
Minimum Value ( Give data minimum may be 2.1 m)
Maximum value (give data)
Factor 1
Add
Close
Load case detail
Add
Number – 8, Title – load case –8, Wind in (-)Z dir
Add
Close
Load case – 8,
Add
Wind load,
Direction Z (check)
Define y range
Minimum Value ( Give data minimum may be 2.1 m)
Maximum value (give data)
Factor (-1)
Add
Close
________________________________________________________________
*( Load case for Dead load)
Load case detail
Add
Number – 9, Title – load case –9, Dead Load
Add
Close
Load case – 9,
Add
Floor Load
Pressure = (-) 3.5 KN/ m2
Y range – (Give minimum and Maximum value as per floor condition.)
Direction : Global Y
Add
Close
Load case – 9,
Add
Self weight
Add
Close
Assign
________________________________________________________________
*( Load case for Live load)
Load case detail
Add
Number – 10, Title – load case –10, Live Load
Add
Close
Load case – 10,
Add
Floor Load
Pressure = (-) 2 KN/ m2
Y range – (Give minimum and Maximum value as per floor condition.)
Direction : Global Y
Add
Close
** (X range and Z range may be changed as per requirement under Load case 10 according to
floor size.)
________________________________________________________________
*( Load case for Wall load)
Load case detail
Add
Number – 11, Title – load case –11, Wall Load
Add
Close
Load case – 11,
Add
Member Load
Uniform force
W1 : (-) 15 KN/m.
Direction GY
Add
Close
Select
Assign
** (Load may be according to height and thick ness of wall,
For stairs , the load may be calculated and the d1 , d2 value may be given.
The load is assigne after selecting beams in each floor)
Load case – 11,
Add
Member Load
Uniform force
W1 : (-) 4.5 KN/m.
Direction GY
Add
Close
Select
Assign
** (For parapets)
Load case – 11,
Add
Member Load
Uniform force
W1 : (-) 12 KN/m.
Direction GY
Add
Close
Select
Assign
** (For Stairs)
________________________________________________________________

*( Load Combination)
*Load case detail
Add
Define combination
Name : Combination Load Case 12: 1(DL + LL)
Normal
Factor : 1
Transfer dead & live loads to right (i.e. case 9, 10, 11 here i.e dead load, live load, wall load)
Add
close
*Load case detail
Add
Define combination
Name : Combination Load Case 13: 1.5 (DL + LL)
Normal
Factor : 1.5
Transfer dead & live loads to right (i.e. case 9, 10, 11 here i.e dead load, live load, wall load)
Add
Close
*Load case detail
Add
Define combination
Name : Combination Load Case 14: 1.2 (DL + LL+ S in X)
Normal
Factor : 1.5
Transfer dead & live loads to right (i.e. case 9, 10, 11,1 here i.e dead load, live load, wall load &
Seismic in X direction)
Add
Close
*Load case detail
Add
Define combination
Name : Combination Load Case 15: 1.2 (DL + LL+ S in (-)X)
Normal
Factor : 1.5
Transfer dead & live loads to right (i.e. case 9, 10, 11,2 here i.e dead load, live load, wall load &
Seismic in (-)X direction)
Add
Close
Similarly combine loads for Seismic in both Z dir, Wind in both X & zZ direction, i.e Load case
16- 21)
(** Seismic Definition for Spro : 04 & onwards
In the seismic definition below self weight
1.                 The member load copied and pasted with load changing to weight
2.                 The –ve sign changed to + ve sign, GY to be deleted
3.                 Also, the Floor load copied and pasted with load changing to weight
4.                 The –ve sign changed to + ve sign GY to be deleted
5.                 The live load may be reduced to 0.5 instead of 2 )
________________________________________________________________
*( Analysis )
Analysis ( from left side menu bar)
Perform analysis
No print
OK
Pre print active
Define command ( Rt. Side of screen)
Support information <active>
Add
Close
Node crusher <active>
? Print support information < active>
Select Supports
Assign
Close
Post print <active>
Define command ( Rt. Side of screen)
Load List <active>
Transfer load list 12 ( as foundation is generally designed for LL & DL with Factor of sefty 1)
Support Reaction <active>
Add
Close
Node crusher <active>
? Print support reaction < active>
Select Supports
Assign
Close
(PERFORM ANALYSIS
PRINT SUPPORT INFORMATION
LOAD LIST 12
PRINT SUPPORT REACTION )
________________________________________________________________
*( Design )
Post print <active>
Define command ( Rt. Side of screen)
Load List <active>
Transfer load list 13-21
Add close
Design          (left side menu bar)
Concrete        (left side menu bar)
Code : IS 456 (right side menu bar)
Select parameter
Transfer all parameters to left
Transfer following parameters to right
Fc
Fy main
Fy Secondary
Max Main
Min Main
Min Secondary
Ok
Change unit to Newton & mm
Click on the fig on top menu bar
Or,
Tool Set current input unit

Define Parameter
Active Fc : 20 N/ m2 Add Close
Fy Main : 415 N/ m2 Add Close
Fy Seco. : 415 N/ m2 Add Close
Max Main : 20mm Add Close
Max Sec : 10mm Add Close
Min Main : 12 mm Add Close
Min Sec : 8mm         Add Close
Select the structure
Assign the above parameters one by one
Yes
Command
Design Beam
Add
Design Column
Add
Close
Design Column <Active>
Select column ( Beams parallel to Y axis )
Assign
Yes
Design Beam <Active>
Select Beam ( Beams parallel to X & Z axis )
Assign
Yes
Analyze
Run Analysis
View out put file
Done
Result
_______________________________________________________________
Fail
To see whether any member fails in the output fie
Click on the Find (binocular figure)
Fail                   - find next / Mark all for beams
ADE (adequate)         - find next / Mark all for columns
*( For Printing)
Edit
Take picture
Picture – 1
Title ( eg. Support nodes)
Ok
File
Report Setup
Pictures
Picture –1 pass to right
Picture album
Full page
Ok
File
Print purview report Edit
Take picture
Picture – 2
Continue …….
Copy out put file to wordn fie
Select
Copy
Paste in word file
_______________________________________________________________
*( To view output file latter )
Don’t save after run analysis / viewing the output file
*( Beam Level)
View Option            Beam level
1.      Horizontal alignment
2.      Vertical alignment
3.      Font
*( Node Level)
View Option            Beam level
    1. Horizontal alignment
    2. Vertical alignment
    3. Font
*( For use of torsion)
Design
Define Parameter
Torsion to be option selected
*( For merge beam)
Select the two consecutive members to be merged
Tool merge selected members
 Merge
Close yes
*( To copy a node / member)
Select the element
Right click
Copy
Paste
Giving coordinate of X Y Z
*( Beta angle) For orientation along Global X axis
*( Release)
_______________________________________________________________
*( ID from Auto cad Plan in FPS system)
Draw the center line
Move
Select object
Specify the base point of displacement as top left corner
Destination as origin
Format
Units
Engineering to decimal
Scale
Select object
Origin 0.0254 (to convert to meter)
For coordinates
Command
ID <enter>
9( or tools    inquiry         ID)
Select point
 (–)ve Y considered as positive Z
_______________________________________________________________

*( Wall weight)
10” thick wall
Weight: 0.28 (wall thickness + plaster)* 1* (3-0.3) * 19.2 Kn / m2 = 14.5 Kn / m
                             (Floor height – beam height)
For parapets generally ; 2 Kn. / m at roof top and balcony


*( Seismic Parameter)
Code IS 1983
Zone = 0.16 (for zone III)
Importance factor     =1      For ordinary residential building
                      =2      For hospital building
RF                    =3      For ordinary construction
                      =5      For specific construction
SS                    =1      Soil Standard for hard soil
                      =2      Soil Standard for medium soil
                      =3      Soil Standard for soft soil
ST                    =1      Structure Type for RCC frame
                      =2      Structure Type for Steel frame
                      =3      Structure Type for Other
***
Member weight – no sign
50% wall load of ground floor for plinth beams
50% wall load of ground floor and 50% load of first floor for ground floor roof beams and so on
Floor weight
Dead load full
Live load 25% , if LL < 3Kn/sqm
Live load 50% , if LL > 3Kn/sqm