There is an old Portland Cement Association rule of thumb: Concrete will dry at the approximate rate of one month per inch of thickness ... vapor retarder/barrier.” Ultimately, these floor slabs ...

low-permeance vapor barrier placed directly beneath the slab. If the barrier below the slab is absent, the results of any type of moisture test cannot be relied upon, as the moisture content of ...

The longstanding manager of the Great Barrier Reef Orchestra (BRO) has passed on her baton after 24 years of running the orchestra. Sally Frewen-Lord took up the position in 2011 but now after 54 ...

A Unesco heritage committee on Tuesday stopped short of listing Australia’s Great Barrier Reef as a site ... s biggest coral reef ecosystem remained under “serious threat” from pollution ...

Under Secretary Haaland’s leadership ... historic legislation to address chronic underfunding and barriers to sovereignty faced by Indian Country as a result of the federal government’s ...