I make an simple model for chimney structure with round section as per attached and run with perform analysis.
static check for lateral loads as per load 3 & 4 make difference between load and reaction which make me confuse what is wrong.
please advise
STAAD SPACE START JOB INFORMATION ENGINEER DATE 16-Feb-15 END JOB INFORMATION INPUT WIDTH 79 UNIT METER KN JOINT COORDINATES 1 0 -1 0; 2 0 7.5 0; 3 0 15 0; 4 0 22.5 0; 5 0 29.9 0; 6 0 36 0; 7 0 42 0; 8 0 48 0; 9 0 54 0; 10 0 60 0; 11 0 66 0; 12 0 72 0; 13 0 78 0; 14 0 84 0; 15 0 90 0; 16 0 96 0; 17 0 102 0; 18 0 108 0; 19 0 114 0; 20 0 120 0; 21 0 126 0; 22 0 132 0; 23 0 138 0; 24 0 144 0; 25 0 152 0; 26 0 3.5 0; 27 0 2.19 0; 28 0 8.57 0; 29 0 14.94 0; 30 0 21.32 0; 31 0 27.69 0; 32 0 34.07 0; 33 0 40.44 0; 34 0 46.82 0; 35 0 53.19 0; 36 0 59.57 0; 37 0 65.94 0; 38 0 72.32 0; 39 0 78.69 0; 40 0 85.07 0; 41 0 91.44 0; 42 0 97.82 0; 43 0 104.19 0; 44 0 110.57 0; 45 0 116.94 0; 46 0 123.32 0; 47 0 129.69 0; 48 0 136.07 0; 49 0 142.44 0; 50 0 148.82 0; MEMBER INCIDENCES 1 1 27; 2 2 28; 3 3 30; 4 4 31; 5 5 32; 6 6 33; 7 7 34; 8 8 35; 9 9 36; 10 10 37; 11 11 12; 12 12 38; 13 13 39; 14 14 40; 15 15 41; 16 16 42; 17 17 43; 18 18 44; 19 19 45; 20 20 46; 21 21 47; 22 22 48; 23 23 49; 24 24 50; 25 26 2; 26 27 26; 27 28 29; 28 29 3; 29 30 4; 30 31 5; 31 32 6; 32 33 7; 33 34 8; 34 35 9; 35 36 10; 36 37 11; 37 38 13; 38 39 14; 39 40 15; 40 41 16; 41 42 17; 42 43 18; 43 44 19; 44 45 20; 45 46 21; 46 47 22; 47 48 23; 48 49 24; 49 50 25; DEFINE MATERIAL START ISOTROPIC CONCRETE E 2.8e+007 POISSON 0.2 DENSITY 24.5 ALPHA 1e-005 DAMP 0.05 TYPE CONCRETE STRENGTH FCU 32000 END DEFINE MATERIAL MEMBER PROPERTY AMERICAN 1 TO 49 PRIS ROUND STA 11.5 END 11.5 THI 0.45 CONSTANTS MATERIAL CONCRETE ALL SUPPORTS 1 FIXED LOAD 1 LOADTYPE Dead TITLE DEAD SELFWEIGHT Y -1 LOAD 2 LOADTYPE Dead TITLE BRICK LINER JOINT LOAD 5 8 11 15 18 FY -1635 21 FY -1640 25 FY -642 LOAD 3 LOADTYPE Wind TITLE WIND +X JOINT LOAD 50 FX 73.9 49 FX 73 48 FX 46.8 47 FX 46.1 46 FX 45.4 45 FX 44.6 44 FX 43.9 43 FX 43.1 42 FX 42.2 41 FX 41.4 40 FX 40.5 39 FX 39.5 38 FX 38.5 37 FX 37.4 36 FX 36.3 35 FX 35 34 FX 33.7 33 FX 32.2 32 FX 30.5 31 FX 28.6 30 FX 26.4 29 FX 23.7 28 FX 19.9 27 FX 13.1 LOAD 4 LOADTYPE Wind TITLE WIND +Z JOINT LOAD 50 FZ 73.9 49 FZ 73 48 FZ 46.8 47 FZ 46.1 46 FZ 45.4 45 FZ 44.6 44 FZ 43.9 43 FZ 43.1 42 FZ 42.2 41 FZ 41.4 40 FZ 40.5 39 FZ 39.5 38 FZ 38.5 37 FZ 37.4 36 FZ 36.3 35 FZ 35 34 FZ 33.7 33 FZ 32.2 32 FZ 30.5 31 FZ 28.6 30 FZ 26.4 29 FZ 23.7 28 FZ 19.9 27 FZ 13.1 LOAD COMB 101 SERVICE DEAD+LINER+WIND +Z 1 1.0 2 1.0 4 1.0 LOAD COMB 102 SERVICE DEAD+LINER+WIND +X 1 1.0 2 1.0 3 1.0 LOAD COMB 103 SERVICE DEAD+LINER 1 1.0 2 1.0 PERFORM ANALYSIS PRINT ALL FINISH