Laserfiche WebLink
<br />I.~ <br />~ <br />~ <br />C',1 <br /> <br />c <br /> <br />CONTENTS <br /> <br />5 <br /> <br />VARIABLE THICKNESS ARCH <br />SEOTION PAGE <br />102 General statement ...nn...m......................'.m....................m....mn____..........._....___... 113 <br />103 Notatton .................................................................................................................... 114 <br />104 Arch constants -.hm...............nm...__nunn__.............____.........nn................._.............. 114 <br />105 Load constants ........................................................................................................ 116 <br />106 Radial load constants .....n...m....nnuh........................mn..................m............__n. 116 <br />107 Ta.ngential load constants .......................__.nhn..hm..................m.................m.... 117. <br />108 Twist load constants .............................................................................................. 117 <br />109 Application of arch formulas ...............nmn...n......u...................................nnh.. 118 <br /> <br />ARCH WITH INTRAPOS FILLETS <br />110 General statement ......m..........n.._m_n.....u".__....__............................hhn.._hm__..,... 118 <br />111 N otatioD --.....n............__.................u_._......................n..............__.....hn_....____...nno..... 119 <br />112 Arch constants ........................hn__..____....n_._.............h.....hn_nhn.d...__n..n........n..n 119 <br />113 Load constants h-.hn.-.h..._.........n.._..hn._...n.....h..__....nn_..hhn.hn_._.h___......n.......n. 120 <br />114 AppUcation of formulas -..........hn...hn..............h.....h.....nn..n.....m..hn....h...."0." 121 <br /> <br />OTHER TYPES OF ARCHES <br /> <br />115 General statement ..__n..nh................h.....h.....hn...........................h_....nn....._........ 121 <br />116 Three-centered arch hn.....nnhn._....___..........__......h.....h........n...............h_._.....n.... 121 <br /> <br />117 Polycentered arch ..n.......n..........._.....n..__h..n......__....n......n..........h___................... 123 <br /> <br />118 NoncircuIar arches ...n...h-mhmn....u....n.._.....___....mn.hn.n.h___...h_....hnm...__...h_. 124 <br /> <br />119 Cracked arches n.................-..h_u.....nn..nn...'.._.....n..__hnn....h_....h__..h.....0._......_.... 126 <br /> <br />CHAPTER VI-CALCULATION OF ARCH DATA <br /> <br />INTRODUCTION <br /> <br />120 Preliminary statement .. .m...._.h_.h....nm..h,....h_......__n...hn._..__.... ......n...hn__h... 127 <br />121 Quantities required for analysis .h_.__m..._..n.hmm.__..__.hn........... n...nn....._...... 127 <br /> <br />COMPUTATION FORMS <br /> <br />122 Gensral .00.........00...............00....00.................00...............00.................h.............. ........... 128 <br />123 Arch and abutment data -....h_....h..n.hm......n....h___u...n......n..._........m...._.......... 128 <br />124 Crown constants and forces ...n......mn.h...............h.._hm_....n...h..............n....n.. 133 <br />126 Moments, thrusts. shears, and radial deflections ..........................___..._m...... 134 <br />126 Tangential and angular movements h........h...h.....hh_._..hmn.......n........___..h_. 135 <br />127 Use of forins .n.......h..........h.nhhn..._n._....._...h_h.........nhn...hn_..h__...___n.hn...n...... 135 <br /> <br />UNIFORM THICKNESS CIRCULAR ARCH <br /> <br />128 General ........00.......00.......................00...........00........00...........00.................. ...00.............. 136 <br />129 Symmetrical arch with symmetrical loads ..........hn..._......__....m.hm...._.......... 136 <br />130 Symmetrical arch with nonsymmetrical loads .n.....................hn.......h.n...... 141 <br />131 Nonsymmetrlcal arch ...........hn_.....n...nn..........h....._n..........n....n..h...._....0.....0.. 142 <br />