Post Tensioned Mat Foundation Case History

Aside from the reinforcement the construction of the foundation is the same as a conventional system.

Post tensioned mat foundation case history.

It had been used in building construction for only a few years starting in the mid to late 1950s primari ly in lift slab buildings and a few parking structures. Post tensioned concrete in building construction post tensioned foundations 1. A case history of geogrid versus aggregate piers for settlement mitigation. Introduction while the use of prestressing in superstructures is well established foundations have only rarely been prestressed.

Post tensioned slab and mat foundation respectively and underlain by compacted fill reinforced with geogrid see figure 2. Djan chandra p e. Comments observations regarding modelling in etabs doc no. Those were heady times in the history of post tensioned concrete.

Post tensioned foundations are designed using the post tensioning institute pti method first published in 1980 and recently updated with its 3rd edition. A post tension slab is a concrete slab or foundation that contains high tension cables running through the concrete to increase strength and reduce cracking typically in areas with poor soil conditions. Post tensioned mat foundation design ingenuity structural 9 may 20 08 04 the attached vsl technical report entitled post tensioned foundations is a bit dated but still relevant. Usually a sign in the garage or stamp in the slab will indicate if your home has a post tension slab.

Journal 012807 case histories w ad layout 1 2 1 2007 1 11 pm page 91.