Manhole Shutters

Groundforce is a leading supplier of manhole shutters. We offer an extensive range of manhole shutters, from 675 to 3000m. Manhole shutters are available in steel or plastic.

The key features of our range of manhole shutters are:-

Available in a range of different heights and combination of panel sizes to accommodate all standard manhole rings, ranging from 675mm to 3000mm internal diameter.
900mm and 1800 mm high panels available.
Rapid-on-site assembly - no special tools required.
Constructed form steel or plastic.
All our Manhole Shutters will provide a minimum of 150mm concrete cover with all proprietary pre-cast rings.

Panel Height (mm)	1800 Steel			1800 Plastic
Panel Reference	A	B	C	A	B
Perimeter Length (mm)	1520	600	250	1276	1030
Weight (kg)	60	35	25	21	20

The following table details th epanel combinations for each manhole ring size along with volume of concrete required to provide a nominal 150mm surround.

Internal Diameter of Manhole (m)	1800 Steel				1800 Plastic
Internal Diameter of Manhole (m)	A	B	C	Surround Volume (m³)	A	B	Surround Volume (m³)
675	2	1	-	0.98	2	1	0.90
900	2	2	-	1.05	1	3	1.20
1050	3	-	1	1.24	3	1	1.31
1200	3	1	1	1.50	1	4	1.48
1350	3	2	-	1.40	3	2	1.61
1500	4	-	1	1.61	5	-	1.70
1800	4	2	-	1.77	5	1	2.04
2100	5	1	1	2.42	5	1	2.40
2400	6	1	-	3.38	5	3	2.69
2700	6	2	1	3.28	5	4	3.07
3000	7	1	1	3.23	5	5	3.37

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