Hollow Core Concrete Roof
Hollowcore slabs are precast prestressed concrete elements extensively used for floor roof slabs and wall panels.
Hollow core concrete roof. P3 1 plk brg cip hollow core plank bearing on exterior steel beam pdf dxf p3 2 plk brg cip hollow core floor plank bearing on exterior steel beam pdf dxf p3 3 plk brg cip sloped hollow core roof plank bearing on exterior steel beam pdf dxf p3 4 plk brg cip hollow core floor plank at exterior steel beam non bearing pdf dxf. Zero slump high strength concrete with a 28 day strength in excess of 8 000 psi and diameter 270 ksi low relaxation steel strands are used in the process. Creates multi functional living and storage rooms. Molin concrete offers two types of hollow core plank.
Hollowcore systems are prestressed concrete plank that serve as both a readymade sub floor for a garage and a ceiling for additional living areas. Pittsburgh flexicore has produced quality structural concrete products for over 60 years. The basis for this simple but effective solution is natural air pressure. Paroc air keeps the roof structure dry without any mechanical systems.
Using an extruded process hollow core plank or hollow core slab is a plant manufactured prestressed concrete slab with continuous cores or voids which considerably reduces weight up to 50 compared with a poured in place flat slab and cost. Maximize space in any house plan for approximately 20 per square foot with hollowcore roof and floor systems from county materials. High efficiency of design automated production technology resulting in remarkable low price versatility in the selection of unit depth and capacity in addition to its ready to paint smooth soffit as well as its high quality and durability. Our products include hollowcore floor and roof plank columns and beams stairs and landings balcony units retaining wall block and custom built products.
Our service area includes pa oh ny wv md and va markets. Serving as a combined deck and ceiling system the planks erect quickly to reduce on site labor needs and are capable of spanning long open spaces to aid design flexibility. Paroc air is a simple and safe solution for making dry flat roofs. Refer to actual product samples for final color selection.
The success of this precast product is owing to the combination of. Our product options give you the design flexibility you need while reducing your lead time. Because concrete units are manufactured with high quality naturally mined aggregates and materials variations in color or shading should be expected in products that are manufactured at different times and in units having different shapes. Cast in place composite concrete topping is highly recommended to provide a smooth level floor surface that serves as a horizontal diaphragm when properly reinforced.
Effective roof insulation has three or four insulation layers. No other building system accommodates creativity and practicality like spancrete hollowcore floor and roof building systems.