That was 10 11 years ago haven t heard anything back so i can only guess how it held up.
Wood sleepers on roof.
These types of walls can be useful structures if installed in areas of different elevation in a backyard.
This is the standard gapping for duralife products.
Decking laid directly over packed soil will rot quickly and wood laid over concrete rots as well when moisture is trapped between the two materials.
The use of wood sleepers to provide rooftop support for hvac equipment pipes and conduit has been a standard procedure for many years the method goes way back to the first days when pipes and equipment first began to be installed on roofs.
It s easy to see why.
First they ll install the underlayment perpendicular to the rake of the roof which is correct and will provide the building with a water tight membrane but then many of them will nail continuous horizontal sleepers purlins directly over that waterproof membrane on 24 centers.
The sleepers were not fastened to the roof and floated.
Loose laid sleepers are subject to movement over time causing pipes to bend and contort.
1 4 6 4 mm minimum gap where the decking meets a solid wall maximum of 3 8 9 5 mm recommended.
Sleepers are placed between the deck surface and the ground or slab below it.
Retaining walls play great roles when properly installed.
This low slope tpo roof on a public school building in michigan shows the flaws of using wood sleepers and the advantages of solar hvac knuckleheads for pipe supports.
A water based liquid dual rubber coating used primarily for roof and deck waterproofing applications.
3 16 4 8 mm gap between boards.
Home products wood building products.
In addition the wood will deteriorate and rot from weathering and biological attack.
Whether you want to build railway.
I ve noticed that many builders roofers prepare their roof decks for metal roofing in ways that defy logic.
Roof top deck with sleeper system install guide deck must be designed to ensure that proper drainage and air flow are maintained.
The deck was trapped in place by the metal railing that penetrated the roof and skirting around the edge.
A set of sleepers supports the decking and allows moisture and air to flow below it.