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r"TRLIN LATERAL SUPPORT INIz�STIGATIDZ+]TSUPT <br /> USE ANTI-ROLL CLIPS AS REQUIRED TO CARRY LOAD BELOW <br /> BS =25.0 (Bay Spacing, ft) Ctri =.87 (lst interior support) <br /> W =20.0 (Tributary Width, ft) Ctre =.63 (end supports) <br /> LL =20.0 (Live Loading, psf) Ctri2 =.81 (all other supports) <br /> PITCH =2.0 (inches rise/foot, roof pitch) <br /> d =9 (depth of purlin, inches) <br />' � b =2.75 (width of purlin flange, inches) (6.5Z, 2.5 : 9Z, 2.75) <br /> t =.0598 (purlin thickness) (.0598, .0673, .0747, .0897, .1046) <br /> I ` 7[ <br /> . np =4 (number of purlin rows between restraints) deg= <br /> 180 <br /> L =BS•12 L=300 (length of span, inches) ` �,� ; , �d � <br /> �PITCH,: � ( i ' ��- fr,//� � �;l�'P�''�� <br /> 9 =a���• ]IZ I <br /> deg (p,ngle Of Roof Pitch) <br /> , A=9.462 (degrees roof pitch) <br /> '�, <br /> CONTINUOUS I ; 053•b1'88•L�3 I I LL <br /> lst interio�r Plc =Ctri•�� �'' �•cos(6•deg)� - sin(6•deg) •BS•W <br /> � I I I . 95 1.07 .94 ; 1000 <br /> eq. D3.2.1-� , I_1np' •d •t � ; � <br />, � Plc=0.875 <br /> � <br /> � I <br /> CONTINUOi75 <br /> end supporit 053•b�'$$•L 13! I LL <br /> eq. D3.2.1�-5 Plc =Ctre•I � �,' j•cos(6•deg) - sin(9•deg) •BS•W <br /> , L,nP.95 d1.07 t.94 i 1000 <br /> I- " - <br /> � <br /> li 'i <br /> Ii Plc=0.634 <br /> i <br /> is <br /> e, eq D3_2. -2 Pls .5• '���b - '•cos(A•deg) i - sin(6•deg)•':•BS•W LL <br /> SIMPLE np��•d�9•Y6 , 1000 <br /> V� + <br /> f 4 <br /> Pls=0.546' <br /> If Plc or Pls < 0 Purlins tend to roll down slope <br /> If Plc or Pls > 0 Purlins tend to roll up slope <br /> 1 anti-roll clip will carry 4.40 kips <br /> and 1 bolt shear capacity = 2.20 kips <br /> �����p`� <br /> . � <br /> COLD-FO'�2MED SPECIFICATION - 1996 WITH 1999 ADDENDUM <br /> � � <br /> I .__Ll <br />