Roof Uplift Testing

Uplift tests are typically carried out in high risk hurricane zones hvhz.

Roof uplift testing.

Review of applicable standards and industry practice. Understanding wind uplift testing for standing seam roof systems ul 580. 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. Roof moisture surveys starting at 650.

Purpose and scope. Know the parameters and use the information wisely test methods. The ul 580 rating determines the uplift resistance of roof assemblies. The test frame has the appropriate roof deck attached to supports.

The ul 1897 wind test is a continuation of ul 580 and is the standard for uplift tests for roof. 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. Roof overs aka recover roofing we can provide you with the required testing. 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.

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. 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. This test is done to measure the uplift resistance for adhesive foam or mechanically attached tile roof systems.

To overall monetary loss was roof failure due to strong winds. Fm loss prevention data sheet 1 52 fm 1 52 field uplift tests provides for two methods of testing. With over 40 years experience in the roofing industry and 21 years as a miami dade county certified testing lab. Attachment calculations for approved roofing assemblies 250.

Test variables and concerns. Major roofing contractor groups such as the national roofing contractors. A common point of system failure occurs when fasteners shear or pull loose from the underlying roof sheathing. 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.

In fact there are various. The test evaluates the roof deck how it s attached to supports and the roof covering materials. The specific test that pertains to wind uplift utilizes a test apparatus designed by fm approvals.