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SITE UTILITY SYSTEMS
6.16 CHAPTER SIX
FIGURE 6.13 Graphical solution for a curb grate.
Grates Installed in Sloped Areas (Greater Than 1%)
Plain Grate. The size of a flat grate located in a sloping roadway can be determined
from the trial length derived from the following formula:
L = V Y + D (6.3)
2
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