Good day, i anybody here who can help me with my design, i'm trying to analyze this truss but there are warnings in the backend, it says "Zero Stiffness in Direction..." Anybody here know the answer on how to fix this and can tell me what's wrong. Thanks
COMMAND FILE:
STAAD SPACE
START JOB INFORMATION
ENGINEER DATE 20-Feb-18
JOB NAME Two-Storey Residential Building
JOB CLIENT Arnold Fetalvero
JOB NO 01
ENGINEER NAME K. Amar
APPROVED NAME K. Amar
APPROVED DATE 20-Feb-18
END JOB INFORMATION
INPUT WIDTH 79
UNIT METER KN
JOINT COORDINATES
14 13 0 0; 15 14 0 0; 16 15 0 0; 17 16 0 0; 18 17 0 0; 19 18 0 0; 20 19 0 0;
21 20 0 0; 22 21 0 0; 23 22 0 0; 24 23 0 0; 25 24 0 0; 26 25 0 0; 27 26 0 0;
40 13 1.2 0; 41 14 1.10769 0; 42 15 1.01538 0; 43 16 0.923077 0;
44 17 0.830769 0; 45 18 0.738462 0; 46 19 0.646154 0; 47 20 0.553846 0;
48 21 0.461538 0; 49 22 0.369231 0; 50 23 0.276923 0; 51 24 0.184615 0;
52 25 0.0923077 0; 66 13 0 3; 67 14 0 3; 68 15 0 3; 69 16 0 3; 70 17 0 3;
71 18 0 3; 72 19 0 3; 73 20 0 3; 74 21 0 3; 75 22 0 3; 76 23 0 3; 77 24 0 3;
78 25 0 3; 79 26 0 3; 92 13 1.2 3; 93 14 1.10769 3; 94 15 1.01538 3;
95 16 0.923077 3; 96 17 0.830769 3; 97 18 0.738462 3; 98 19 0.646154 3;
99 20 0.553846 3; 100 21 0.461538 3; 101 22 0.369231 3; 102 23 0.276923 3;
103 24 0.184615 3; 104 25 0.0923077 3; 118 13 0 6; 119 14 0 6; 120 15 0 6;
121 16 0 6; 122 17 0 6; 123 18 0 6; 124 19 0 6; 125 20 0 6; 126 21 0 6;
127 22 0 6; 128 23 0 6; 129 24 0 6; 130 25 0 6; 131 26 0 6; 144 13 1.2 6;
145 14 1.10769 6; 146 15 1.01538 6; 147 16 0.923077 6; 148 17 0.830769 6;
149 18 0.738462 6; 150 19 0.646154 6; 151 20 0.553846 6; 152 21 0.461538 6;
153 22 0.369231 6; 154 23 0.276923 6; 155 24 0.184615 6; 156 25 0.0923077 6;
MEMBER INCIDENCES
14 14 15; 15 15 16; 16 16 17; 17 17 18; 18 18 19; 19 19 20; 20 20 21; 21 21 22;
22 22 23; 23 23 24; 24 24 25; 25 25 26; 26 26 27; 40 40 41; 41 41 42; 42 42 43;
43 43 44; 44 44 45; 45 45 46; 46 46 47; 47 47 48; 48 48 49; 52 52 27; 65 14 40;
66 15 41; 67 16 42; 68 17 43; 69 18 44; 70 19 45; 71 20 46; 72 21 47; 73 22 48;
74 23 49; 75 24 50; 76 25 51; 77 26 52; 90 14 41; 91 15 42; 92 16 43; 93 17 44;
94 18 45; 95 19 46; 96 20 47; 97 21 48; 98 22 49; 99 23 50; 100 24 51;
101 25 52; 115 66 67; 116 67 68; 117 68 69; 118 69 70; 119 70 71; 120 71 72;
121 72 73; 122 73 74; 123 74 75; 124 75 76; 125 76 77; 126 77 78; 127 78 79;
141 92 93; 142 93 94; 143 94 95; 144 95 96; 145 96 97; 146 97 98; 147 98 99;
148 99 100; 149 100 101; 150 101 102; 151 102 103; 152 103 104; 153 104 79;
166 66 92; 167 67 93; 168 68 94; 169 69 95; 170 70 96; 171 71 97; 172 72 98;
173 73 99; 174 74 100; 175 75 101; 176 76 102; 177 77 103; 178 78 104;
191 66 93; 192 67 94; 193 68 95; 194 69 96; 195 70 97; 196 71 98; 197 72 99;
198 73 100; 199 74 101; 200 75 102; 201 76 103; 202 77 104; 218 120 121;
222 124 125; 223 125 126; 224 126 127; 225 127 128; 242 144 145; 243 145 146;
244 146 147; 245 147 148; 246 148 149; 247 149 150; 248 150 151; 249 151 152;
250 152 153; 254 156 131; 267 118 144; 268 119 145; 269 120 146; 270 121 147;
271 122 148; 272 123 149; 273 124 150; 274 125 151; 275 126 152; 276 127 153;
277 128 154; 278 129 155; 279 130 156; 292 118 145; 293 119 146; 294 120 147;
295 121 148; 296 122 149; 297 123 150; 298 124 151; 299 125 152; 300 126 153;
301 127 154; 302 128 155; 409 118 119; 410 119 120; 412 130 131; 413 121 122;
414 122 123; 415 123 124; 416 128 129; 417 129 130; 421 130 155; 423 52 156;
424 155 51; 425 50 154; 426 153 49; 427 48 152; 428 151 47; 429 46 150;
430 149 45; 431 44 148; 432 147 43; 433 42 146; 434 145 41; 435 40 92;
436 92 144; 437 51 52; 438 50 51; 439 49 50; 440 153 154; 441 154 155;
442 155 156;
INACTIVE MEMBER 423 TO 436
DEFINE MATERIAL START
ISOTROPIC STEEL
E 2.05e+008
POISSON 0.3
DENSITY 76.8195
ALPHA 1.2e-005
DAMP 0.03
TYPE STEEL
STRENGTH FY 253200 FU 407800 RY 1.5 RT 1.2
END DEFINE MATERIAL
MEMBER PROPERTY INDIAN
65 TO 77 90 TO 101 166 TO 178 191 TO 202 267 TO 279 292 TO 302 -
421 TABLE ST ISA50X50X6
MEMBER PROPERTY INDIAN
14 TO 26 40 TO 48 52 115 TO 127 141 TO 153 218 222 TO 225 242 TO 250 254 409 -
410 412 TO 417 437 TO 442 TABLE ST ISA65X65X6
MEMBER PROPERTY INDIAN
423 TO 436 TABLE ST ISMC75
SUPPORTS
14 17 20 23 27 66 69 72 75 79 118 121 124 127 131 FIXED
MEMBER TRUSS
14 TO 24 40 TO 48 52 65 TO 76 90 TO 101 115 TO 127 142 TO 153 167 TO 178 191 -
192 TO 202 218 222 TO 225 242 TO 250 254 267 TO 279 292 TO 302 409 410 412 -
413 TO 417 421 435 TO 442
DEFINE MATERIAL START
ISOTROPIC CONCRETE
E 2.17185e+007
POISSON 0.17
DENSITY 23.5616
ALPHA 1e-005
DAMP 0.05
TYPE CONCRETE
STRENGTH FCU 27579
ISOTROPIC STAINLESSSTEEL
E 1.9793e+008
POISSON 0.3
DENSITY 76.8195
ALPHA 1.8e-005
DAMP 0.03
ISOTROPIC ALUMINUM
E 6.89476e+007
POISSON 0.33
DENSITY 26.6018
ALPHA 2.3e-005
DAMP 0.03
END DEFINE MATERIAL
CONSTANTS
MATERIAL STEEL MEMB 14 TO 26 40 TO 48 52 65 TO 77 90 TO 101 115 TO 127 141 -
142 TO 153 166 TO 178 191 TO 202 218 222 TO 225 242 TO 250 254 267 TO 279 -
292 TO 302 409 410 412 TO 417 421 437 TO 442
MATERIAL STAINLESSSTEEL MEMB 423 TO 436
LOAD 1 LOADTYPE Dead TITLE DL
MEMBER LOAD
41 TO 48 142 TO 152 243 TO 250 CON GY -1.728 0
152 CON GY -1.728 1
40 141 242 CON GY -0.864 0
52 153 254 CON GY -0.864 1
15 TO 26 116 TO 127 218 222 TO 225 410 412 TO 417 CON GY -0.432 0
14 115 409 CON GY -0.216 0
127 CON GY -0.216 1
26 127 254 CON GY -0.432 1
LOAD 2 LOADTYPE Live TITLE LL
MEMBER LOAD
41 TO 48 142 TO 152 243 TO 250 CON GY -1.8 0
40 242 CON GY -0.9 0
152 CON GY -1.8 1
52 153 254 CON GY -0.9 1
PERFORM ANALYSIS PRINT ALL
FINISH