CONSTRUCTION OF WALKS AND DRIVES 89 



words, they should have a common tangent 

 line. 



It is not unusual to find the course of a drive 

 so laid down that its length is unnecessarily 

 great, the idea being that it impresses the visi- 

 tor. This is a waste of material and of space. 



On level ground a straight drive leading to 

 the house by the shortest route is generally 

 the best. Curved drives, however, are not 

 objectionable provided their lines run in bold- 

 sweeps, and they may afford an opportunity 

 for screening the house when privacy is 

 desirable. 



On sloping ground the course of the drive 



JMAIN ROAD 



Fig. 16, — Entrance to drive 



