The taxi-way system includes the following: 1  A parallel taxi-way 30 metres wide designated P. 2  Link taxiways 30 metres wide marked Q , W , Y & Z. 3  Holding bays at every intersection to the runway.  Loop taxi-ways at both ends of the runways.
Although concrete gains strength more slowly at lower temperatures, the strength of concrete cured at will eventually reach that of concrete cured at 70Â°F. Even if the concrete temperature drops to the mid teens, the hydration process will continue a very slow rate.
Best Answer: concrete usually sets up in a day or two depending on the weather. But take several days to actually cure.You should be able to do what you want with it in a day or two.oncrete will 'set' typically the same day. You should stay off at least one day, 7 days for vehicle traffic, and 28 days completes the full curing process.