70 MANUAL OF GARDENING 
intersections. This arrangement causes most of the surface 
water from both streets to run past the crossings, making it 
necessary to depress the pavement, so that one must step down 
and up in going 
from one side of 
a street to the 
other, or else a 
passageway for 
5 the water must 
3 be made through 
g the crossing. It 
2 may be said that 
A 
a step down 
to the pavement 
and up again to 
the sidewalk at 
the street inter- 
sections is of no 
consequence,but 
it is really more 
elegant and sat- 
isfactory to have 
the walk practi- 
cally continuous 
(Fig. 68). With 
the catch-basin 
at the corner, 
the stoppage of 
the inlet, or a 
great fall of rain, 
sometimes cov- 
ers the crossing 
with water, so 
that one must 
68. Treatment of walk and drive in a suburban region. 
