Gypsum Roof Deck Replacement Procedures

Introduction chapter 1 drywall veneer plaster products.

Gypsum roof deck replacement procedures.

The documents represent an industry consensus on the subjects of application quality control and repair or replacement of various roof deck systems. One option to consider is to remove the entire gypsum deck including the bulb tees and install a new loadmaster roof deck system engineered to provide all the ibc structural requirements for the building. Nrdca guidelines and procedures. These include office complexes schools public buildings shopping malls and warehouses located throughout the united states.

Usg securock gypsum concrete patch is noncombustible and used in several ul approved roof deck systems. Cut the wire mesh and remove both the wire mesh and formboard. Leave at least a three inch length of wire mesh next to the bulb tees. Proven economical roof decking.

Usg securock usg securock brand gypsum concrete patch is mill formulated and composed of specially calcined gypsum and wood chips or shavings. If the deck is sound it may be possible to treat the deck much like concrete by priming the surface adhering thermal insulation and installing a new roof membrane. The full version of the gypsum construction handbook. It is mixed at the jobsite with clean water only and poured in place as a patch for existing gypsum decks.

This length of wire is required to tie in the new. Gypsum concrete roof deck systems have been installed since the early 1950 s in all types of commercial markets. We can install several gypsum repair patches including usg securock keydeck mesh and 218 bulb tees. The nrdca is developing industry consensus guidelines and quality control procedures for the application of systems represented by association members.

Many of these installations continue to perform and provide support to roofing materials that have been. The gypsum construction handbook sixth edition. Gypsum concrete roof deck systems consist of a form board wire reinforcement and a poured application of gypsum concrete. See nrdca 500 gypsum roof deck replacement procedures at.

Replacement procedures carefully take the following steps to replace a gypsum deck area. Describes complete line of construction products including sheetrock brand gypsum panels and imperial brand gypsum base for drywall and veneer plaster construction sheathing and.