hollowcore plank is designed and engineered for use in residential, commercial, industrial, and institutional applications and is available with a variety of finishes for both roof and floor applications. key attributes are longer spans, higher durability, and increased fire ratings. pdf oldcastle-hollow-core.pdf.
why hollow core slab / planks / wall panels etc:-precast pre-stressed load bearing concrete hollow core slabs are used for flooring and roofing and have an advantage over equivalent in-situ floor as they are approximately 30% lighter having continues voids with same load bearing capacity.
county materials hollowcore roof and floor systems are produced in 8, 10 and 12' depthsproviding versatile and economical solutions to virtually every construction job. our experienced hollowcore team is here to provide comprehensive estimates and assist with your design plans.
hollow core. a hollow core plank is a prefabricated slab of prestressed concrete typically used in the construction of floors and roofs in residential and commercial applications. the slabs are typically 4 feet wide with standard thicknesses of 8' and 12. oldcastle precast is the leading manufacturer of precast concrete, polymer concrete
hollow core planks are a perfect choice for the most advanced building techniques. precast concrete hollow-core slabs have been accepted for many years as part of building units which give remarkable structural strength and a high quality roof finish.
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hollow core plank. hollowcore plank . knightcore hollowcore plank is a precast, prestressed, concrete plank manufactured by a precision, extrusion process, from zero slump concrete providing outstanding dimensional control and uniformity. hollowcore plank floor and roof slabs are delivered directly to the job site to be erected
home how precast builds floors and roofs. double tees are used primarily as floor and roof deck components for any type of structure, including parking structures and all types of buildings. note: each producer of hollow-core slabs uses a trademarked process that creates different shapes to form the voids within the pieces.
this document is intended to cover the primary design requirements for hollow core floor and roof systems. ininstances wherethe designis nodifferent thanfor otherprestressed members,the chapter 8 -- guide specification for precast, prestressed hollow core slabs ..8--1 references index. notation a = cross-sectional area a = depth of
hollow core plank and sloped roofs have not traditionally been a match made in heaven. how do you keep a member the size and weight of a concrete plank from sliding off as much as a 4:12 pitch. another concern is what to do if there is a desire for an overhang at the lower end to create a conventional soffit effect.