Our nicore hollow core concrete is a precision manufactured precast prestressed concrete plank produced with high strength 5 000 psi minimum concrete.
Hollow core precast concrete floor panels disadvantages.
For installing a precast concrete plant heavy and sophisticated machines are necessary which requires a high initial investment a large scale of precast construction projects must be available to ensure sufficient profit.
Following are the disadvantages of precast concrete.
Rapid construction on site high quality because of the controlled conditions in the factory prestressing is easily done which can reduce the size and number of the structural members.
Hollowcore planks can be attached to cmu walls steel beams or precast walls beams.
They are used for making floor and roof slabs.
Very rapid speed of erection good quality control entire building can be precast walls floors beams etc.
This helps keep the construction process on track and adds another layer of efficiency to the project.
A hollow core slab also known as a voided slab hollow core plank or simply a concrete plank is a precast slab of prestressed concrete typically used in the construction of floors in multi story apartment buildings the slab has been especially popular in countries where the emphasis of home construction has been on precast concrete including northern europe and former socialist countries of.
Maximize space in any house plan for approximately 20 per square foot with hollowcore roof and floor systems from county materials.
Precast concrete disadvantages of precast concrete.
Hollowcore systems are prestressed concrete plank that serve as both a ready made sub floor for a garage and a ceiling for additional living areas.
Precast floors and in particular hollowcore floors offer many advantages over alternative flooring construction methods such as in situ metal deck and timber.
When precast structures are to be installed it is evident that the amount of scaffolding and formwork is considerably reduced.
Prestressed hollowcore floors provide the most economical flooring solution for the widest variety of situations in masonry steel and concrete structures.
Precast concrete floor slab is the most fully standardized precast concrete elements.
Advantages and disadvantages of precast concrete construction advantages.
Large span length with tubular hollowed out voids spanning the slabs full length these concrete slabs present a dramatic decrease in weight without sacrificing strength and durability.
There are some disadvantages to precast concrete they are discussed below.
Disadvantages of precast concrete.
The principle advantages of precast floors are speed of construction absence of scaffolding large variety of types large span capacity economy.
If not properly handled the precast units may be damaged during transport.
