BS 1881 -111 : Part 111: Method of normal curing of test specimens (20 °C method)


This Part of this British Standard describes the
method of normal curing of concrete specimens
(cubes, beams, or cylinders made in accordance with
Parts 108, 109 and 110 of this British Standard)
at 20 °C for strength tests at the ages of 1 day and over. 

Table of Contents

NOTE The titles of the publications referred to in this standard
are listed on the inside back page.

Curing tank:-

A curing tank is constructed from any
material which is of adequate strength and will
resist corrosion. The internal dimensions of the tank
shall be appropriate for the number and size of the
specimens to be accommodated, shall permit
adequate circulation of water, and shall be such that
specimens can be easily removed. 

Domestic supply water shall be used for filling the
tank and for occasional topping up to maintain a
reasonably constant water level. 

At any point in the
tank where specimens are stored the temperature
shall be 20 ± 2 °C.

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