Constructing A Superflat Concrete Floor Slab

Aci s guide for floor and slab construction aci 302 1r 96 defines a superflat floor class 9 as one with fmin number greater than 100.

Constructing a superflat concrete floor slab.

See astm e 1155 standard test method for determining ff floor flatness and fl floor levelness numbers. This industry standard revolutionized the way the concrete construction world understands and perfects concrete floor finishing. In very narrow aisle warehouses forklifts travel 6 foot wide aisles between storage racks with the aid of rack mounted rails or a wire guidance system embedded in the floor. Flat and level concrete floors are vital for warehouses.

Aci 302 1r 04 guide for concrete floor and slab construction defines several classes of floors based on their intended use and the suggested method used for final. We have been involved at every level of concrete construction and are responsible for creating the chemical processes adopted on an international scale for meeting industry specifications for robotics and other use. Currently fewer than 1 of the floors constructed in the us are classified as defined traffic. Construction methods for narrow aisle high rack automatic guided vehicle agv environments necessitate the use of strip pour techniques because of the difficulty in achieving these very.

True for the amount of concrete that must be removed to make an ordinary random traffic ff fl floor a defined traffic superflat floor. While moving down the aisles these lift trucks can. The slab is troweled over several times with a power trowel and cross rodded to achieve the required super flat tolerance. Strip pouring is mandatory.

Describes the construction of a warehouse floor that includes post tensioned slabs with specified minimum flatness of f 100 and explains the techniques necessary for meeting superflat floor slab specifications. Which provides professional services for. Such floors have very specialized applications narrow aisle warehouses but the techniques used to place these special floors can be used in less demanding applications or when required in specifications. There are two basic floor categories.

As building owners become aware of the benefits of superflat defined traffic specifications for concrete floors the popularity of these specifications will. Random traffic and defined traffic. The next critical step is to float the slab with a power trowel and cross rod to obtain the high flatness requirements of a super flat floor.