KSB SRA Installation & Operating Manual page 34

Valve pit
34 of 62
5 Installation at Site
1
Fig. 23: Fitting the load distribution plate (example)
1 Load distribution plate
Fitting the manhole cover ring (for buried installation under traffic areas)
L
Fig. 24: Access opening (in manhole cover ring)
Table 9: Access opening dimensions (valve pit)
Size
R1
R2
ü The construction pit has been properly filled and compacted.
(ð Section 5.6, Page 29)
1. Make a load distribution plate out of reinforced concrete. Make sure the access
opening of the valve pit remains accessible.
2. Fit the load distribution plate without contact to the valve pit.
SRA
L
[mm]
750
900
W
[mm]
750
750