Schedule of Classification 



Elasticity. (See also 0430.) 



3200 General 258 



Theory 259 



3210 Strain 'and stress. Stress- 

 strain relations. Strain- 

 energy. /Eolotropy. 

 Crystals. (See also 

 Crystallography, and 



Physics 0400.) 259 



Crystals 259-261 



Elastic Constants ... 260 



Deformations 261 



Expansion ... ... 262 



Least Action principle of 

 Elasticity. (See also 



3245.) 262 



Pressure 263 



Resistance 263 



Strain 263-264 



Stress 264 



3220 Equations of elastic deforma- 

 tion and motion. Gene- 

 ral solutions. Special so- 

 lutions. Vibrations. (See 

 also Physics 9100.) ... 264 



Equations 265-266 



Equilibrium ... 266-267 



Vibrations. (See also 3630 



and Physics 9100.) 267-270 



Rods 268-269 



Seismic phenomena. (See 



also Geology 07.) ... 269 



Strings 269-270 



Waves 270 



Wires 270 



3230 Torsion and flexure of prisms. 

 (See also 3270, 3280 and 



3290.) 270 



Cylinders 271 



Flexure 271-273 



Loaded prisms ... ... 272 



Torsion 273 



3240 Elastic rods and wires ; 



springs ... ... ... 273 



Rods 273-274 



Springs 274-275 



Watches and Chrono- 

 meters 275 



Torsion 275 



Wires. (See also 3290, 



3620, 3630 and 3660.) 275 



3245 Elastic frameworks. (See also 



1250, 3210 and 3280.) ... 275 

 Bowstring Girders ... 276 



Jointed Systems ... 276-277 



Lattice-Girders 277 



Statically undetermined 



Systems 277-278 



Stiffened Frameworks . . . 278 

 Trusses 278-279 



3250 Elastic plates and shells. 



(See also 3280 Rivets.) 279 



Plates 279-280 



Shells 280-282 



Boilers. (See also 3600 



and 3620.) 280 



Pipes 281 



Ships 281-282 



Thin Shells 282 



Surfaces 282 



3260 Impact and rebound ; tra- 

 velling loads ... ... 282 



Impact and Rebound. (See 



also 3240 Springs.) ... 282 



Impact 283-285 



Impact of Bars ... 283 



Impact of Projectiles 284 



Impact of Spheres ... 285 



Travelling Loads... 285-287 



Bending Moments under 



Travelling Loads ... 285 

 Bridges under Travelling 



Loads. (SeealsoZZSO.) 286-287 

 Permanent Way of Rail- 

 ways ... ... ... 287 



3270 Stability of elastic systems 287 



Vaulting 289 



Whirling Rings ... 289 

 Wind Pressure on Struc- 

 tures 290 



3280 Principles of construction, 

 including approximate 

 formulae for resistance 

 of materials. (See also 

 0062 and 1250.) ... 290 



Arches, Domes and Vaults 290-293 



Arches 290-291 



Basket- h andle A rches and 



Curves ... 291-292 



Domes 292 



Vaults 292-293 



Beams and Girders 293-296 



Continuous Beams and 



Girders ... 294-295 



Straight Girders ... 296 



(See also Arches 

 "and Vaults and 3245 

 and 3260.) ... 296-302 



Iron and Steel Bridges 296-298 

 Moveable Bridges ... 298 

 Oblique Arches ... 298-299 

 Particular Bridges 299-301 



Suspension Bridges 301-302 

 Timber Bridges ... 302 



Canals 302-303 



Cannon 303-304 



Chimneys 304 



Concrete 304 



Curves on Roads and Rail- 

 ways , ... 305 



Railway Curves ... 305 



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