Structural precast helps us build our foundations faster and better.
Precast concrete floor detail.
The easi span floor system is a floating foundation that is post tensioned for added strength and durability.
We completed excavation to backfill in only five days.
The joints between the units are grouted with in situ concrete and a concrete structural topping is provided for some applications.
Precast components can be delivered as needed to fit tight construction schedules with minimal site traffic and neighborhood disturbance.
However for the spancrete hollowcore plank the fire endurance provided will have an effect on load capacity.
The concrete stems extending between the end blocks are spaced 2 ft on center.
When you specify an easi span building with a floor it is an all concrete solution.
Architectural guide specification 396k doc.
Easi span buildings can be specified with or without a floor.
Connection details adobe pdf file joint details.
Foundational walls and the 1st floor can be completed in as little as 8 hours.
Here are some of the design and installation details of the precast concrete planks.
The effectiveness of precast concrete shear walls is largely dependent on the panel to panel connections.
Interface details window floor and roof adobe pdf file design resources.
Suspended concrete floors are constructed using prestressed planks supported by either masonry walls or a supporting steel frame structure.
In some cases precast panels are used as formwork for cast in place concrete.
It provides flexibility during the installation process and requires minimal site.
The material properties used are 6000 psi concrete in the precast element and either 250 ksi or 270 ksi prestressing strands.
This section provides information and resources related to design of precast concrete systems as well as integration of precast with other systems.
And by using a gravel footing we improve drainage and reduce leaking and hydrostatic pressure against the foundation.
The floor panel is comprised of a topping or deck supported by a number of parallel longitudinal concrete stems that extend along the length of the panel.
Precast concrete composite flooring is a high quality economical concrete floor construction where long spans and or high load bearing capacities are required.
We carry a permanent stock of over 25 000m of 155mm concrete floor beams in varying lengths to suit any order.
The precast concrete floor unit is used to span between supporting steel beams as an alternative to in situ concrete and metal decking.