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SELF WEIGHT AND FINISHES – Weight - Kg/m2
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Depth of Slab
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120mm
|
150mm
|
170mm
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200mm
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250mm
|
|
Slab only
|
222
|
253
|
275
|
306
|
358
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Slab and Joint
|
237
|
270
|
292
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328
|
383
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Slab, Joint & 40mm levelling screed
|
337
|
370
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392
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428
|
483
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The above self weights of the various slab depths are 30% lighter than an in-situ slab of a similar depth.
Prestressed slabs achieve longer spans than in-situ concrete of a similar depth. This achievement is attributed to high strength concrete and prestressed wire and strand.
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