INDEX 133 



Page 

 Foundations 



concrete 81 



Friction 1 



Grade, establishing 28 



Gradient 6, 25 



Granite 83 



Granite block pavement ... 84 



advantages 85 



blocks 86 



cushion coat 88 



defects 85 



foundation for 88 



joint filling 89 



ramming 89 



Gravel 65 



Gravel heaters 101 



Gravel roads 64 



repair of 66 



Gutters 79 



Halting places on mountain roads 22 



Hardpan 47 



Horse rollers . . 63 



Inclination of side slopes 45 



Iron pipe culverts 43 



Level stretches 28 



Levels 16 



Location of country roads 12 



bridge sites 17 



cases to be treated 18 



construction profile ." 24 



cross levels 17 



final location 24 



final selection 17 



gradient 25 



intermediate towns 20 



level stretches 28 



levels 16 



map 16 



memoir 16 



mountain roads 21 



profile 17 



reconnoissance 12 



topography 15 



Loose rock . t . . . 47 



Loss of height on mountain road 22 



Loss of tractive power on inclines 



Map 16 



Maximum grade 25 



