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Drainage<br />
Shaft or Chamber Nominal<br />
Size DN (mm)<br />
Outside Diameter<br />
(A)<br />
Slab Thickness (C)<br />
900 1060 150<br />
1050 1230 150<br />
1200 1400 150<br />
1350 1570 162<br />
1500 1740 187<br />
1800 2060 187<br />
2100 2380 192<br />
2400 2710 192<br />
2700 3030 217<br />
3000 ALNWICK 3330 213<br />
3000 TELFORD 3420 200<br />
*3600 4000 300<br />
4000 4500 300<br />
Manhole Cover Slabs & Accessories<br />
STANDARD COVER SLABS<br />
STANDARD REDUCING SLABS<br />
Opening Configuration B Approximate Weight Opening Diameter B Effective Depth Approximate Weight<br />
Size (mm)<br />
Location<br />
(KG)<br />
(mm)<br />
(mm)<br />
(KG)<br />
600x600<br />
675x675<br />
CENTRAL 215<br />
600x600<br />
ECCENTRIC<br />
675x675<br />
315<br />
750x750 CENTRAL<br />
600x600<br />
675x675 ECCENTRIC 455 900 250 385<br />
750x600<br />
600x600<br />
1050 250 695<br />
675x675 ECCENTRIC<br />
650<br />
750x600<br />
1200 250 550<br />
1200x675 CENTRAL<br />
600x600<br />
900<br />
250<br />
981<br />
675x675 ECCENTRIC<br />
980<br />
1050<br />
250<br />
835<br />
750x600<br />
1200<br />
250<br />
680<br />
1200x675 CENTRAL<br />
600x600<br />
675x675<br />
750x600<br />
1200x675<br />
600x600<br />
675x675<br />
750x600<br />
1200x675<br />
600x600<br />
675x675<br />
750x600<br />
1200x675<br />
600x600<br />
675x675<br />
750x600<br />
1200x675<br />
600x600<br />
675x675<br />
750x600<br />
1200x675<br />
600x600<br />
675x675<br />
750x600<br />
1200x675<br />
600x600<br />
675x675<br />
750x600<br />
1200x675<br />
600x600<br />
675x675<br />
750x600<br />
1200x675<br />
ECCENTRIC 1460<br />
ECCENTRIC 2180<br />
ECCENTRIC 2800<br />
ECCENTRIC 3750<br />
ECCENTRIC 4760<br />
ECCENTRIC 4970<br />
ECCENTRIC 9100<br />
ECCENTRIC 12900<br />
900<br />
1050<br />
1200<br />
900<br />
1050<br />
1200<br />
900<br />
1050<br />
1200<br />
900<br />
1050<br />
1200<br />
900<br />
1050<br />
1200<br />
900<br />
1050<br />
1200<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
250<br />
1495<br />
1350<br />
1220<br />
2130<br />
2690<br />
2540<br />
2815<br />
2690<br />
2540<br />
3695<br />
3550<br />
3410<br />
4760<br />
4760<br />
4760<br />
4970<br />
4970<br />
4970<br />
Covers to suit Manholes greater than or<br />
equal to 1.5m deep cover level to pipe soffit.<br />
*3600mm and 4000mm diameter cover<br />
slabs come in a 2 piece unit<br />
P21<br />
MULTIPLE ACCESS/OTHER ACCESS SIZED<br />
COVER SLABS CAN BE MADE TO ORDER<br />
Cover Slabs<br />
B<br />
A<br />
Reducing Slabs<br />
B<br />
A<br />
Landing Slabs<br />
A<br />
B<br />
C<br />
C<br />
C<br />
Chamber Section (DN) Outside Diameter (A) Opening Diameter (B) Slab Thickness (C) Approx. Weight (Kg.)<br />
1500 1730 900 175 826<br />
1800 2050 900 175 1292<br />
2100 2375 900 180 2030<br />
2400 2705 900 180 2600<br />
2700 3025 900 205 3880<br />
3000 3330 900 213 4500<br />
21<br />
www.fpmccann.co.uk<br />
precast@fpmccann.co.uk