A Treatise on Civil Engineering |
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Page 33
... curved iron lining at bottom serving as a slide . a , a , concaves in interior of cupola . b , b , grates . c , c , hot - water coal - pans . L , ash pit . 1 , 1 , sight - holes for examining burning of body of lime and punching it ...
... curved iron lining at bottom serving as a slide . a , a , concaves in interior of cupola . b , b , grates . c , c , hot - water coal - pans . L , ash pit . 1 , 1 , sight - holes for examining burning of body of lime and punching it ...
Page 56
... curved arms . e , e , helicoidal blades . ff , cycloidal arms . g , horizontal opening at the base . h , h , vertical guides for movable band . E , E , short stationary arms . G , G , movable band . H , H , handles for lifting band . I ...
... curved arms . e , e , helicoidal blades . ff , cycloidal arms . g , horizontal opening at the base . h , h , vertical guides for movable band . E , E , short stationary arms . G , G , movable band . H , H , handles for lifting band . I ...
Page 57
... curved arms d , which , by revolving horizontally , serve to mix the sand and lime . The distributor Qrevolves horizontally , receives the sand and lime which come from the conducting trough I , and distributes them equally around for ...
... curved arms d , which , by revolving horizontally , serve to mix the sand and lime . The distributor Qrevolves horizontally , receives the sand and lime which come from the conducting trough I , and distributes them equally around for ...
Page 62
... curved arms affixed horizontally to it , the two lower arms being of suitable forms to press the mixed material downwards , and expel it through an aperture , where it is received into boxes , or hand barrows , and conveyed to where it ...
... curved arms affixed horizontally to it , the two lower arms being of suitable forms to press the mixed material downwards , and expel it through an aperture , where it is received into boxes , or hand barrows , and conveyed to where it ...
Page 176
... curved . 388. A modification of this principle , however , may in some cases be requisite , arising from the strength of the stone . It is laid down as a rule , drawn from the experience of builders , that no stone - work with angles ...
... curved . 388. A modification of this principle , however , may in some cases be requisite , arising from the strength of the stone . It is laid down as a rule , drawn from the experience of builders , that no stone - work with angles ...
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Common terms and phrases
abutments action arch arranged artificial axis bars beam béton blocks bolts bottom breaking strain brick bridge caisson calcined carbonic carbonic acid cast iron centre chains chord clay common lime compression concrete connected construction cross curved cylinder deflection depth diagonal diameter durability embankment engineer experiments exterior feet flanch foundation fracture give hard heat Hodgkinson horizontal hot blast hydraulic cement hydraulic lime immersion joints kiln laid layer length limestones lower magnesia masonry mastic material ments metal mortar ordinary pieces piers pillars placed plates portion Portland cement pressure proportion puzzolana rails resistance ribs roadway Roman cement sand sheeting piles side slaked sleepers soffit soil solid span specific gravity spikes square inch steel strength structure struts suitable surface tensile tensile strength termed thickness timber tion transverse strain truss tube upper usually vertical voussoirs wall weight wire wrought iron yield
Popular passages
Page 136 - ... elasticity ; and judging from its slow increase afterwards, I was persuaded that it had not come on by a sudden change, but had existed, though in a less degree, from a very early period.
Page 419 - ... long. The fascines are laid in alternate layers crosswise and lengthwise, and the layers are either connected by pickets, or else the withes, with which the fascines are bound, are cut to allow the brushwood to form a uniform and compact bed. This method of securing a good bed for structures on a weak wet soil has been long practised in Holland, and experience has fully tested its excellence.
Page 175 - For the coping and top courses of a wall, the same objections do not apply to excess in length : but this excess may, on the contrary, prove favorable ; because the number of top joints being thus diminished, the mass beneath the coping will be better protected, being exposed only at the joints, which cannot be made water-tight, owing to the mortar being crushed by the expansion of the blocks in warm weather, and, when they contract, being washed out by the rain.