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Precast Concrete Roof Slab

Concrete Roof Slab
Concrete Roof Slab

Precast Concrete Roof Slab with Cast Iron Covers & Frames - electrical installation pit cover option.

Please note: Also available with GMS access covers in Class B or D.  Special encasement sizes to suit large special LV or HV cable pits or Jointing Bays available to order.  Sizes shown as representative only.

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Click on diagram below for dimensions.

 

Pit Size Roof Length x Width Roof Thickness Clear Opening Length x Width Class B thickness (mm) Class D Thickness (mm)
1500 x 1500 x 1500  1800 x 1800 200 750 x 750 

48 Frame
37 Cover

89 Frame
73 Cover
1200 x 1200 x 1195 1500 x 1500  200 750 x 750 

1750 Frame
37 Cover

89 Frame
73 Cover
1000 x 1000 x 1195 1200 x 1200 200 600 x 600 

1625 Frame
37 Cover

89 Frame
73 Cover
1000 x 600 x 1000 1200 x 1200 200 600 x 600  1660 Frame
37 Cover
89 Frame
73 Cover

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