760mm C250 Composite Manhole Cover
Clear opening is 670mm, Loading class is D400.
Description:
This circular composite mahole cover was designed as medium duty load SMC manhole cover at EN 124 C250, the cover diameter is 760mm with Anti-theft & Double-layer Design;
1. The specially designed double-layer manhole cover is patented as a utility model.
2. This round manhole cover is equipped with anti-theft lock device and opening hole. The main cover and well base are connected by means of clamshell.
3. Double cover design is useful when the main cover damaged sub-cover can also play a temporary buffer role, to prevent falling danger. There are two handles on the sub-cover that can be opened directly without other auxiliary tools, and there are four leakage holes to prevent water from filling up.
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