Roof Uplift Testing

To overall monetary loss was roof failure due to strong winds.

Roof uplift testing.

The specific test that pertains to wind uplift utilizes a test apparatus designed by fm approvals. While undergoing construction it is of paramount importance that the roof is monitored during the installation period. The ul 580 rating determines the uplift resistance of roof assemblies. Roof moisture surveys starting at 650.

Test variables and concerns. Purpose and scope. Major roofing contractor groups such as the national roofing contractors. Ul 580 is the standard for tests for uplift resistance of roof assemblies.

For mechanically attached single ply roofing systems the test involves building a roof assembly on a test frame that measures 12 feet by 24 feet. In laboratory testing wind uplift forces are applied and carefully measured in pounds per square foot psf gradually increasing the psf force until roof system failure occurs. The test frame has the appropriate roof deck attached to supports. Roof overs aka recover roofing we can provide you with the required testing.

Attachment calculations for approved roofing assemblies 250. With over 40 years experience in the roofing industry and 21 years as a miami dade county certified testing lab. Roof membrane uplift resistance testing your ally in roofing compliance unlike a building s interior components roofs are susceptible to severe weathering foot traffic expansion contraction and abuse which can result in accelerated roof system degradation. A common point of system failure occurs when fasteners shear or pull loose from the underlying roof sheathing.

This test is done to measure the uplift resistance for adhesive foam or mechanically attached tile roof systems. Tile uplift test a direct tensile load is applied by pulling up on the edge of the tile by using a tile testing scale this test verifies the tile can withstand the uplift it is designed for. In fact there are various. This test determines the uplift resistance of roof assemblies consisting of the roof deck and roof covering materials by evaluating the comparative resistance of roof assemblies to positive and negative pressures.

Wind uplift test starting at 800. The test evaluates the roof panel panel. Review of applicable standards and industry practice. Fm loss prevention data sheet 1 52 fm 1 52 field uplift tests provides for two methods of testing.

Uplift tests are typically carried out in high risk hurricane zones hvhz. Know the parameters and use the information wisely test methods. Fm global fmg recommends in its property loss prevention data sheet 1 52 field veriication of roof wind uplift resistance that ield uplift testing or full time rooing construction observation be conducted for most adhered rooing sys.