fly rock

fly rock

[′flī ‚räk]
(engineering)
The fragments of rock thrown and scattered during quarry or tunnel blasting.
References in periodicals archive ?
On March 22, a 42-year-old lead man with six years of mining experience was fatally injured at a Martin Marietta Materials plant when he was struck by fly rock from blasting operations.
30pm Newly formed and ready to fly rock and soul revue who feature former 60ft Dolls drummer Carl Bevan and the vocal prowess of Erin McNamara.
The investigation also confirms that the use of high specific charge cannot solve the problem, but may cause fly rock.
A fly rock is absolutely not allowed under the regulations and should not be happening.
Murray and Howlett (1994) observed that hydraulic drop ball rock breakage technique produces cleaner rock fragmentation, very low levels of ground vibration, minimal fly rock and dust and negligible toxic fumes.
The blasting shakes our houses like one earthquake after another, cracks walls and foundations and sometimes fly rock falls down on us like it's raining rocks.
RTS's latest rockface profiling software, ROCKMATE is designed to reduce drilling and blasting costs, reduce the risk of fly rock and reduce the environmental impact of blasting.
The results of the blast were poor breakage, high air blast, fly rock, and ground vibration.
MSHA scored points with the aggregate industry once again in 1984 when it issued penalties to a producer and its blasting contractor after the death of a quarry worker killed by fly rock during a blast.
The Lash are the newly formed and ready to fly rock and soul revue who feature former 60ft Dolls sticksman Carl Bevan and the considerable vocal prowess of Erin McNamara.
Vari-Stem offers increased fragmentation, fracturing and cap rock breakage; and reductions in fly rock, air blast, stemming ejection, dust, noise and oversized rock.
The most serious violations are complaints of fly rock on adjacent properties.