Rudarski radovi br 4 2011 - Institut za rudarstvo i metalurgiju Bor

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Table 2. Test results of stone aggregate<br />CHARACTERISTIC TESTING<br />Physical properties<br />Mechanical properties<br />of aggregate<br />Structural<br />characteristics<br />Stability characteristics<br />IN ACCOR-<br />DANCE WITH<br />Bulk density in<br />dispersed state<br />Bulk density in<br />compacted state<br />Water absorption SRPS ISO 6783<br />Resistance testing<br />against crushing and<br />abrasion – Los<br />Angeles<br />Optimum water<br />content<br />Maximum bulk<br />density<br />Californian bearing<br />index- CBR<br />Aggregate resistance<br />to frost effects<br />Content of weak<br />grains<br />Grain characteristics<br />Content of unfavorable<br />grain shape<br />Grain-size distribution<br />Particle content less<br />Grain-size distribution than 0.09 mm<br />characteristics Particle content less<br />than 0.06 mm<br />Particle content less<br />than 0.02 mm<br />Content of clay<br />Contents of harmful<br />lumps<br />ingredients Content of organic<br />matters<br />Risk of frost adverse<br />effects<br />According to particle<br />content less than<br />002 mm<br />ANALYSIS OF TEST RESULTS<br />Detailed laboratory testing of crushed<br />aggregate of grain size 0/31.5 mm, as well<br />as limestone testing from which the tested<br />aggregate was obtained, the following was<br />determined:<br />SRPS ISO 6782 overall sample<br />TESTED RESULT<br />grains larger than<br />4 mm<br />1.708 g/cm 3<br />1.841 g/cm 3<br />1.02 %<br />SRPS B.B8.045 gradation B 24.3 %<br />SRPS U.B1.038<br />SRPS U.B1.042<br />overall sample<br />5.93 %<br />2.282 g/cm 3<br />98.0 %<br />SRPS B.B8.044 overall sample 1.08 %<br />SRPS B.B8.037<br />grains larger than<br />no<br />SRPS B.B8.048<br />4 mm<br />3.2 %<br />SRPS B.B8.029 favorable<br />SRPS B.B8.036<br />SRPS B.B8.038<br />SRPS B.B8.039<br />overall sample<br />1.90 %<br />0.75 %<br />No 4, 2011. 45<br />MINING ENGINEERING<br />no<br />overall sample no<br />SRPS U.E9.020 overall sample no<br />A. STONE<br />Mineralogical-petrographic analysis has<br />confirmed, that the stone of which the<br />aggregate 0/31.5 mm was produced by the<br />type of rock, is crystalline to microcrystalline<br />limestone, which is a favorable
from the aspect of engineering petrography<br />as a technical construction stone.<br />Physical-mechanical properties of<br />tested stone meet these technical<br />requirements. Individual values of uniaxial<br />compressive strength are over 80 MPa, and<br />the mean value is 76.79 MPa. The stone<br />has low water absorption, 0.11
Page 2 and 3: INSTITUT ZA RUDARSTVO I METALURGIJU
Page 4 and 5: SADR@AJ CONTENS M. Bugari
Page 8 and 9: vršeno je sve do 1987. god. a kona
Page 10 and 11: MINING AND METALLURGY INSTITUTE BOR
Page 12 and 13: Based on realized geological drilli
Page 16 and 17: istočno od đerdapske navlake lež
Page 18 and 19: GEOLOŠKE KARAKTERISTIKE LEŽI
Page 20 and 21: Sl. 4. Teren u domenu ležišta gli
Page 22 and 23: Ispitivanje granulometrijskog sasta
Page 26 and 27: literature data, semi-detailed polu
Page 28 and 29: GEOLOGICAL CHARACTERISTICS OF
Page 30 and 31: Fig. 4. Field in the domain of clay
Page 32 and 33: Testing of grain-size distribution
Page 36 and 37: Ova ankerna smeša će biti koriš
Page 40 and 41: This anchor mixture will be used in
Page 44 and 45: Tabela 2. Rezultati ispitivanja kam
Page 46 and 47: Sl. 4. Određivanje odnosa vlažnos
Page 52 and 53: Structural characteristics Det
Page 56 and 57: 305 -100 Sl. 1. Izgled za
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Page 60 and 61: 10 7 BRANA 1 LEGENDA
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Page 68 and 69: 4. CONCLUSION Fig. 4. Disposit
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Page 76 and 77: 4. ZAKLJUČAK Proračunom dobi
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Page 82 and 83: Rearranging the expression for the<
Page 84 and 85: 4. CONCLUSION Calculation of t
Page 88 and 89: Tabela 1. Pregled polaznih tehno ek
Page 90 and 91: 5. ZAKLJUČAK Bilansne rezerve
Page 94 and 95: Table 1. Summary of initial techno-
Page 96 and 97: 5. CONCLUSION Balance reserves
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odmah iza valjka, kome je jedan deo
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Sl.3. Tehnološka šema laboratorij
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MINING AND METALLURGY INSTITUTE BOR
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further testing, the laboratory pla
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Fig. 3. Technological scheme of lab
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INSTITUT ZA RUDARSTVO I METALURGIJU
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Međutim, na početku ćemo pojasni
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4.1.2. Klasifikacija po posljedicam
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ed Štaba službe spasavanja, zato<
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Tabela 3.[8] Vjerovatnost Ovim
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usiness policy of the company and o
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Table 1. NATURAL (workpla
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will occur from exposure to hazard
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ing to the overall economy. However
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and measures of their control can h
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Tabela 1. Rudne rezerve u ležišti
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Tabela 3. Proizvodnja pratećih pro
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Tabela 6. Prosečne neto zarade<br
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Table 1. Ore reserves in the active
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Table 3. Production of accompanying
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The average net wages have a tenden
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i izražava mogućnost da element t
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i p ( RZ t ) RZ = ma
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8. Iskop jama za temeije samce 1 2
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Pokazani postupak zatim analogno If it is not possible t
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Rz3 = Rz2+ t3 [ ] Rz3 = 3
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The difference in computation betwe
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Tabela 4. Zastupljenost objekata na
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8. TROŠKOVI SAOBRAĆAJNIH NEZ
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11. KRITERIJUMI VREDNOVANJA I 
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Tabela 15. Vrednosti kriterijumskih
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Table 3. Slopes of level Varia
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7. EXPLOITATION COSTS Exploita
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• changes in natural look of terr
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Fig. 2. Distribution of responses f
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7. 8. 9. 10. 11
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INSTITUT B O INSTITU
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JP PEU RESAVICA ЈП ПЕУ Р
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INSTRUCTIONS FOR THE AUTHORS M
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Rudarski radovi br 4 2011 - Institut za rudarstvo i metalurgiju Bor

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