Im working on a job where bituminous wearing course is failing, perhaps due to thermal movement, on the roof of a shopping centre / mall. There is a bituminous wearing course, underlain by a membrane, over the top of a structural concrete slab. The site is in Western Australia but there may be...
Hi guys.
Im doing some work on retrofitting of 70 warehouses - new roof enslosures & roof mounted plant.
Im going through the process of capacity checks on existing purlins - vary from site to site.
I need table of properties for them - much like we would use for normal heavier steel...
Hello guys.
These slabs they are externally exposed in a soffit of a loading dock in a chopping centre, around 3km (approx 2 miles) from the Indian Ocean.
They have been in place since approx 2004 (8 Years).
Several, but not all of the units exhibit similar staining. It runs in line with...
How do you normally account for pigments in concrete mix design?
Here is my problem. I am working on a project to increase the durability of products manufactured by a precast company. They are having major problems with freeze thaw durability of concrete flags.
To overcome this I am proposing...
How do you normally account for pigments in concrete mix design?
Here is my problem. I am working on a project to increase the durability of products manufactured by a precast company. They are having major problems with freeze thaw durability of concrete flags.
To overcome this I am proposing...
Does anyone know of a non destructive method for the detection of Basalt reinforcing bar in bridge deck slabs?
Have tried with GPR with no success.
Obviously standard NDT methods such as resistivity or magnetic will not work....
Have contacted several basalt rebar manufacturers who were unable...
