PERMFILE51854

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: Cross-Section of Trench Drain
• Section_Exhibit Name: Exhibit 69 Section C II. Figure 2
• Media Type: D
• Archive: No

LIMITS OF
EXISTING
DISTURBANCE
SILT FENCE
TO SPREAD FLOW
UNDISTURBED
NATIVE
GROUND
EXCAVATE TO EXPOSE BEDROCK SOURCE(S) OF WATER.
INSTALL ~ 3'X3' TRENCH DRAIN PARALLEL TO BEDROCK
TO CAPTURE MULTIPLE SOURCES.
EXTEND TRENCH DRAIN TO DAYLIGHT PERPENDICULAR TO
SLOPE.
PROVIDE SILT FENCE BELOW TRENCH DRAIN OUTLET TO
SPREAD OUT FLOW AND CONTROL EROSION.
EXPOSED
ROCK
BEDROCK
SPRING
SOURCE
FIGURE 2
roaxrw+ co~ xrs. a,r x~c
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