DN730 - Ductile Iron Manhole Covers - D400

TECHNICAL REPORT - Dimensional Bases Particulars


- Heavy duty ductile iron manhole covers DN-730




LID description:

 

 

 

 

 

FRAME description:

RD-750 Ductile Iron Covers and Gratings - 400 kN

TECHNICAL REPORT - Dimensional based particulars


Ductile iron manhole covers 
- heavy duty loading class: 400; 600 kN




Lid description:

Frames description:

RS-675 - Ductile Iron Manhole Covers - Heavy Duty

TECHNICAL REPORT - Dimensional based particulars


Ductile iron manhole covers 
- heavy duty loading class: 350; 400 kN




Lid Description:
- Vented Lids:

- Grated-Lid:

Frames description:

- Applicable on 600mm / 24" round manholes, or on concrete slabs:

 - Applicable on 750mm / 30" round manholes: