124 



Landscape Gardening 



A great mistake is often made also in spreading the 

 repair material evenly over the whole road surface, is in 

 Fig. 70, when one-half of the material placed in the centre 

 with the shoulders of the road removed, as in Fig. 71, would 

 give far better results. If the material is put on flat, the 

 road-bed will remain flat, or grow more and more depressed 

 in the middle, and none of the fine-worn material can pass 



FIG. 70. An Improperly Gravelled Road. 



off, but remains to make mud and dust ; while if well rounded 

 in the centre it will retain its form for some time, the fine- 

 worn material or dust will be washed to the outside of the 

 road, and less trouble will be experienced with mud and 

 dust. 



The gravel placed in the center of the road will work to 

 the outside as fast as it is needed to keep the form of the 



FIG. 71. A Properly Gravelled Road. 



road-bed, and there is scarcely ever any good reason for 

 spreading it more than from 6 to 8 feet wide in a road-bed 

 of a single width, or 12 to 14 feet in a double-track road. 



As far as possible when dressing over a road the coarser 

 material should be kept spread or raked forward as each 

 succeeding load is added and well covered with the finer 

 material. 



Road-repairing should be done in the spring before the 



