Howe Truss Computation Analysis

1 2 3 4 3 6 7 8 9 10 11 12 13 14 13 16 17 18 19 20 21 22 23 24 23 26 27 28 29 30 31 32 33 34 33 36 37 38 39 40 41 42 43 44 43 46 47 uƌ2Lƌ1 1Ŧ94 L4u3 3 2Ŧ24 2Ŧ24 2Ŧ6 3Ŧ43 L6Lƌ3 1Ŧ67 1Ŧ67 u6L6 3Ŧ00 Lƌ4Lƌ3 Lƌ3Lƌ2 Lƌ2Lƌ1 Lƌ1LƌC nCWL 1kU55 ANAL¥5I5 DIMLN5ICN (meter) 1Ŧ74 u3u6 1Ŧ74 u6uƌ3 1Ŧ74 1Ŧ74 1Ŧ74 1Ŧ74 1Ŧ74 LoL1 uƌoLƌo 1Ŧ74 1Ŧ74 1Ŧ74 1Ŧ74 1Ŧ04 1Ŧ67 1Ŧ67 8C11CM CnCkD L1L2 1Ŧ67 1Ŧ67 1Ŧ67 L3L4 L4L3 1Ŧ67 1Ŧ67 1Ŧ67 1Ŧ67 1Ŧ67 0Ŧ30 1Ŧ00 1Ŧ30 2Ŧ00 WL8 MLM8Lk5 u2L2 u1L1 u4L4 2Ŧ30 2Ŧ00 1Ŧ30 1Ŧ00 0Ŧ30 1Ŧ94 2Ŧ30 u1u2 u2u3 3Ŧ43 3 2Ŧ6 uƌ2uƌ1 uƌ1Loƌ L1u2 L2u3 L3u4 1Ŧ04 uoLo {ulM£N5lON usino 4u1Oc4u ƌ07 4Nu M5 £xc£L ƌ10) MLM8Lk 1CÞ CnCkD Lou1 1Ŧ74 u3u4 u4u3 uƌ3uƌ4 uƌ3uƌ2 uƌ4uƌ3 u6Lƌ3 Lƌ3Lƌ4 L3u6 L2L3 L3L6 uƌ3Lƌ4 uƌ4Lƌ3 uƌ3Lƌ2 u3L3 u3L3 uƌ4Lƌ4 uƌ3Lƌ3 uƌ2Lƌ2 uƌ1Lƌ1 uƌ3Lƌ3 1oLal SLorev PelahL P S1C8L? ƹ 11Ŧ00 meLers 1russ PelahL P 18uSS ƹ 3Ŧ00 meLers 1russ Span LenaLh L ƹ 20Ŧ00 meLers 1russ Spaclna (8avleaLh) ß ƹ 6 meLers ÞlLch 2n/L ƹ 1Ŧ10 Slope 0 ƹ 17º SupporL 8lahL Lnd Ŵko||er 5upport LefL Lnd Ŵn|nged 5upport (1A 1 ) ƹ 10Ŧ340 sqŦ mLrs (1A 2 ) ƹ 11Ŧ495 sqŦ mLrs (1A 3 ) ƹ 11Ŧ000 sqŦ mLrs (1A 4 ) ƹ 9Ŧ900 sqŦ mLrs (1A 3 ) ƹ 11Ŧ000 sqŦ mLrs W 8 ƹ 100 Þa W C ƹ 150 Þa W l ƹ 20 Þa W Þ ƹ 200 Þa W 8C ƹ 100 Þa W C! ƹ 80 Þa W S ƹ 250 Þa 271Ŧ4643 Þa DL5IGN/ 51kUC1UkAL DA1A 1kI8U1Ak¥ AkLA5 1rlbuLarv Area #1 1rlbuLarv Area #2 1rlbuLarv Area #3 WelahL of lnsulaLlon WelahL of Þurllns WelahL of 8raclna SvsLem WelahL of Celllna !olsL WelahL of Servlce Loads/ Mlscellaneous Loads 1rlbuLarv Area #4 1rlbuLarv Area #3 DLADLCAD CCMÞU1A1ICN GLNLkAL DA1A WelahL of 8ooflna (Cauae # 24) WelahL of Celllna 35Ŧ9 (1 + L/3Ŧ048) (51LLL 1kU55) (nor|zonta| 5urface) WLIGn1 CI 1kU55 (Lmp|r|ca| Iormu|a) W 1 ƹ W 1 ƹ Þ 1C ƹ ƹ ƹ Þ 1C ƹ ƹ ƹ ƹ ƹ ƹ ƹ ƹ ƹ ƹ Þ 1C ƹ ƹ ƹ ƹ ƹ ƹ ƹ ƹ ƹ ƹ Þ 1CŴ1 Þ 1CŴ11 Ior m|dd|e [o|nts @ 1opchord ż(1/2)(W 1 )(1A 3 )Ž + ż(W 8 + W 8C + W Þ + W L )(1A 2 )Ž Þ 1CŴ2 DLADLCAD CN 1CÞCnCkD Concentrated Load Cn 1opchord Io|nts NO1£ť welobt of ttoss ls to be JlsttlboteJ eooollv betweeo tbe top ooJ tbe bottom cbotJ Ior outer [o|nts @ 1opchord ż(1/2)(W 1 )(1A 4 )Ž + ż(W 8 + W 8C + W Þ + W L )(1A 1 )Ž Þ 1CŴ6 Þ 1CŴ7 Þ 1CŴ8 Þ 1CŴ3 Þ 1CŴ4 Þ 1CŴ5 Ior a|| [o|nt @ 8ottomchord ż(1/2)(W 1 )(1A 3 )Ž + ż(W 8 + W 8C + W Þ + W L )(1A 3 )Ž Þ 8CŴ12 Þ 8CŴ13 Þ 1CŴ9 Þ 1CŴ10 DLADLCAD CN 1CÞCnCkD Concentrated Load Cn 8ottomchord Io|nts Þ 8CŴ20 Þ 8CŴ17 Þ 8CŴ18 Þ 8CŴ19 Þ 8CŴ14 Þ 8CŴ15 Þ 8CŴ16 Þ 1C ƹ ƹ ƹ Þ 1C ƹ ƹ ƹ ƹ ƹ ƹ ƹ ƹ ƹ ƹ Þ 1CŴ7 Þ 1CŴ8 Þ 1CŴ9 Þ 1CŴ10 Þ 1CŴ11 Ior m|dd|e [o|nts @ 1opchord W LL (1A 2 ) Þ 1CŴ2 LIVLLCAD CCMÞU1A1ICN We|ght of koof L|ve Load W LL ƹ 1000 Þa NO1£ť welobt of tbe llve looJ ls to be JlsttlboteJ oolv ot tbe topcbotJ jolots oolv Þ 1CŴ1 Concentrated Load Cn 1opchord Io|nts Þ 1CŴ5 Þ 1CŴ6 LIVLLCAD CN 1CÞCnCkD NO1£ť welobt of ttoss ls to be JlsttlboteJ eooollv betweeo tbe top ooJ tbe bottom cbotJ Ior outer [o|nts @ 1opchord W LL (1A 1 ) Þ 1CŴ3 Þ 1CŴ4 Þ 1C ƹ ƹ Þ 1C ƹ ƹ Þ 1C ƹ ƹ ƹ ƹ ƹ Þ 1C ƹ ƹ Þ 1C ƹ ƹ Þ 1C ƹ ƹ ƹ ƹ ƹ Ior m|dd|e [o|nts @ topchord Þ 1CŴ2 Þ n (1A 2 /2) Þ 1CŴ6 Þ n (1A 2 ) WINDLCAD CCMÞU1A1ICN (8y Duchem|n Iormu|a) WINDLCAD from LLI1 Ior outer [o|nts @ topchord Þ n (1A 1 ) Þ 1CŴ1 Þ n (1A 2 ) Þ 1CŴ4 Þ 1CŴ3 Þ 1CŴ5 WINDLCAD from kIGn1 Ior outer [o|nts @ topchord Þ 1CŴ7 Þ 1CŴ8 Þ 1CŴ9 Þ 1CŴ10 Þ n (1A 1 ) Þ 1CŴ11 Þ n (1A 2 /2) Þ 1CŴ6 Ior m|dd|e [o|nts @ topchord W IN ƹ ƹ W IN ƹ ƹ W IN ƹ ƹ ƹ ƹ ƹ W IN ƹ ƹ W IN ƹ ƹ W IN ƹ ƹ ƹ ƹ ƹ W ln (1A 2 ) Þ 1CŴ3 Þ 1CŴ5 WINDLCAD from kIGn1 W ln (1A 2 /2) Þ 1CŴ1 Þ 1CŴ2 WINDLCAD from LLI1 Ior m|dd|e [o|nts @ topchord Þ 1CŴ6 Ior outer [o|nts @ topchord W ln (1A 2 ) Þ 1CŴ4 W ln (1A 1 ) Þ 1CŴ11 Ior m|dd|e [o|nts @ topchord Þ 1CŴ6 Þ 1CŴ9 Þ 1CŴ10 WINDLCAD CCMÞU1A1ICN due to 0Ŧ30 Inward Þressure Coeff|c|ents Þ 1CŴ7 Þ 1CŴ8 Ior outer [o|nts @ topchord W ln (1A 1 ) W ln (1A 2 /2)