How do i assign lateral restraint on a steel column using bs 5950

Good day, How do i assign lateral restraint on a steel column using bs 5950?

i just want to design a 10m steel column, but it is laterally restrained at every 2m intervals. how do i apply the select commands 

thank you

  • There are some parameters which will help you to assign the criteria. They are Ly, Lz, UNL & UNF. Please see the below link from help file to know more.

    C:\Program Files\Bentley\Engineering\STAAD.Pro CONNECT Edition\Help\GUID-A01D284B-0114-4F2E-852F-1856C7F8C44E.html

  • okay,

    10 m column

    New Text Document (2).txt
    STAAD SPACE
    START JOB INFORMATION
    END JOB INFORMATION
    INPUT WIDTH 79
    UNIT METER KN
    JOINT COORDINATES
    1 0 0 0; 2 0 10 0; 3 0 2 0; 4 0 4 0; 5 0 6 0; 6 0 8 0;
    MEMBER INCIDENCES
    1 1 3; 2 3 4; 3 4 5; 4 5 6; 5 6 2;
    DEFINE MATERIAL START
    ISOTROPIC STEEL
    E 2.05e+08
    POISSON 0.3
    DENSITY 76.8195
    ALPHA 1.2e-05
    DAMP 0.03
    TYPE STEEL
    STRENGTH RY 1.5 RT 1.2
    END DEFINE MATERIAL
    MEMBER PROPERTY BRITISH
    1 TO 5 TABLE ST UC152X152X23
    CONSTANTS
    MATERIAL STEEL ALL
    SUPPORTS
    1 FIXED
    LOAD 1 LOADTYPE None  TITLE LOAD CASE 1
    SELFWEIGHT Y -1 LIST ALL
    JOINT LOAD
    2 FY -20 MY -10 MZ 15
    PERFORM ANALYSIS
    PARAMETER 1
    CODE BS5950
    SGR 0 ALL
    CHECK CODE ALL
    FINISH