Regarding this, does gasoline hurt concrete?
It may seem like a simple problem, but there's a right way and a wrong way to clean up spilled gasoline on concrete and asphalt, because left unattended to, it can be problematic. Gas spills leave noticeable stains on concrete and can badly damage asphalt.
Also Know, does oil eat concrete? A.: Pure mineral oils such as gasoline, fuel oils, lubricating oils, and petroleum distillates reportedly don't attack mature concrete (Refs. 1 and 2). These oils can decompose to form fatty acid, which disintegrates concrete.
Keeping this in consideration, does oil hurt concrete?
Commonly used chemicals will not seriously damage concrete unless they are left in contact for some time. To a greater or lesser extent, concrete is attacked by most acids, which may become more concentrated due to evaporation. Finally petrochemical products (such as petroleum oil) can attack concrete.
How long should a concrete slab cure before framing?
Don't confuse curing time (7 days is good) with design strength (after 28 days). If putting up a timber frame, 3 days is OK. If loading with brickwork best to wait 1 week for on-grade slabs and 28 days for suspended slabs (with all props removed before loading with brick walls).