COWER SLABS 3x6m, 3x12m, PRE-STRESSED
|Design specifications||Grade||Size, mm|
The slabs are used in line with specifications of production drawings or standards for these slabs.
The slabs should be manufactured in line with requirements of GOST ГОСТ 28042-89 and production documentation that has been approved according to the established procedures, in accordance with production drawings of the series 1.465.1-15, 1.465.1-16, 1.465.1-21/94.
Sized 1.5X12, 3X6, 3X12 meters, reinforced-concrete ribbed floor slabs are made prestressed.
Prestressed slabs are categorized:
ПГ – without apertures in slab shelving, with flat top (dead-level or ridgelike surface
ПВ - with apertures in slab shelving for ventilation shafts with chimney aspirators as well as for air ducts of roof ventilators, with flat top (dead-level or ridgelike surface
ПФ - with apertures in slab shelving for flat skylight, with flat top (dead-level or ridgelike surface
ПЛ - with apertures in slab shelving for weak-seam roof, with flat top (dead-level or ridgelike surface.
Conventional designation (grade) of a 3ПГ6-sized heavy concrete slab, second-class bearing capacity, stressed reinforcing steel Ат-V: