floor burst

floor burst

[′flōr ‚bərst]
(mining engineering)
A type of outburst in longwall faces which is preceded by heavy weighting due to floor lift; gas evolved below the seam collects beneath an impervious layer of rock, and a gas blister forms beneath the face, giving the observed floor lift; later, the floor fractures and the firedamp escapes into the mine atmosphere.
References in periodicals archive ?
This did not happen and a pipe on the hospital's fourth floor burst.
In the Triangle fire, the bits of thread and cloth scattered on the floor burst into flames.
I've seen $900,000 homes where the forced hot water heater on the second floor burst and there's water all through the house," Mr.
A pipe in the ceiling of the second floor burst during the night of Dec.
30 am when an electric meter on the fourth floor burst into flames.