CEMP-E
TI 810-332
30 August 1999
1 1/2 " (TYP.)
RETURN
SUPPLY
3/4 "
PIPE SUPPORT
(TYP.)
SEE FIG. 4-4,
DETAIL C
SUPPORT
* 4" CLEARANCE PROVIDED FOR
C
E
C
CHANNEL
D1
D2
PROPER DRAINAGE OF TRENCH
SYSTEM.
B1
A
B2
** CONCRETE TOP THICKNESS MAY
BE INCREASED, AS NECESSARY,
TO ACCOMMODATE ANTICIPATED
6"
6"
W
LLOADINGS.
NOTES:
1. DIMENSION "HW" SHALL BE INCREASED AS
NECESSARY TO ACCOMADATE THE MINIMUM
TRENCH BOTTOM SLOPE OF 1" PER 20 FEET.
2. SEE TABLE 4-3 FOR TRENCH DIMENSION SCHEDULE.
TYPICAL TRENCH & COVER DIMENSIONS
SECTION 1 FROM FIGURE 4-4
NO SCALE
Figure 4-5. Trench Dimension Section.
4-8
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