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File:Construction (Use of Explosives) Regulations (Northern Ireland) 1997 (NISR 1997-555).pdf
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Series 5 tests are used to determine if an article can be assigned to HD1.5 'Very Insensitive Explosive'; series 6 tests are used to determine the classification of an article within Hazard Divisions 1.1, 1.2, 1.3, or 1.4; and series 7 tests are used to determine if an article can be assigned to HD 1.6 as an article containing predominantly ...
UN Number Class Proper Shipping Name UN 0001? (UN No. no longer in use) Alarm devices, explosive (UN No. no longer in use) [1] UN 0002 to UN 0003? (UN No.s no longer in use) UN 0004: 1.1D: Ammonium picrate, dry or wetted with less than 10 percent water, by mass UN 0005: 1.1F: Cartridges for weapons, with bursting charge UN 0006: 1.1E
"50 Divisions" is the most widely used standard for organizing specifications and other written information for commercial and institutional building projects in the United States and Canada. [5] Standardizing the presentation of such information improves communication among all parties.
The test is performed by loading a 10-gram foil-wrapped sample of the explosive into a hole drilled into a lead block with specific dimensions and properties (a soft lead cylinder, 200 mm diameter and 200 mm high, with the hole 125 mm deep, and 25 mm diameter). [1] The hole is then topped up with sand, and the sample is detonated electrically ...
Drilling and blasting is the controlled use of explosives and other methods, such as gas pressure blasting pyrotechnics, to break rock for excavation. It is practiced most often in mining, quarrying and civil engineering such as dam, tunnel or road construction. The result of rock blasting is often known as a rock cut.