Proper Roof Garden Assembly

Designers have the ability to create large lawn areas on rooftops using a garden roof lawn assembly.

Proper roof garden assembly.

Each subsequent truss can then be hoisted into place installed and braced. Vegetative roof assembly design must consider important additional factors such as the loads of saturated growing media and mature plants on building structure the effect of wind and erosion on lightweight growing media elevated above normal grade the temperature of the growing media around plant root systems the depths of the growing media appropriate for plant root systems and the risk of brush fire posed by seasonal or drought condition dieback of some plant varieties if they are. The roof garden waterproofing assemblies will incorporate membranes from 90 mil epdm and 80 mil tpo in deep garden applications to 60 mil material for the shallow garden assembly for standard 10 or 15 year warranties. Lawns have unique needs due to the foot traffic they experience.

A system designed to provide weather protection and resistance to design loads. A roof assembly includestheroofdeck vaporretarder substrateorthermalbar rier insulation vapor retarderand roof covering. Suitable for convex concave and other complex slopes. Features of garden roof assembly for sloped applications.

Root barriers must be incorporated as part of the deep and medium depth garden assemblies. Once the design team has decided to include a sloped garden roof on a project they should contact american hydrotech. All project specifics should be passed on to the garden roof department so the proper engineering can be performed. Replacing the impervious surface of a conventional roof with a vegetated can help to substantially reduce storm water run off and restore the balance with nature in our urban centers.

The system consists of aroof covering and roof deck or asingle component serving as both the roof covering and the roof deck. Once the ground assembled roof component system is installed install ground bracing to the first truss in the system as outlined in b1. This assembly can be used as an anchorage point for installing conventional fall protection. Hydrotech s garden roof assemblies combine the proven performance of our monolithic membrane 6125 roofing waterproofing with proven green technology.

A roof assembly includestheroofdeck vaporretarder substrateorthermalbar rier insulation vapor retarder and roof covering. 6 4 flat roof assemblies before constructing a flat roof assembly please refer to the unvented roof assembly comments under 6 2 vented and unvented roof assemblies and if applicable 6 3 parapet walls. At a minimum the slope of the roof deck the length of the slope the width of the sloped areas and. Accomodates up to 12 12 pitch 45º beyond 3 12 requires special engineering.

The garden roof lawn assembly is considered a lightweight assembly but with a slightly deeper soil depth and is designed to support sod lawns as well as perennials. A system designed to provide weather protection and resistance to design loads.