Structure type |
Nomenclature |
Recommended main dimensions, mm, GOST 8020-2016 |
|||
d i |
d e |
h |
Lxb or a |
||
Manhole ring (cylindrical) |
KS 10.9 |
1000 |
1200 |
890 |
90-100 |
KS 15.6 |
1500 |
1700 |
590 |
90-100 |
|
KS 15.9 |
1500 |
1700 |
890 |