ELSEVIER GEO-ENGINEERING BOOK SERIES VOLUME 5 Part 3 ppsx

... Profile, m Amplitude of Asperities, mm 20 16 12 10 8 6 5 4 3 2 1 0 .5 0.1 0.2 0 .3 0 .5 1.0 2 3 5 10 20 30 50 100 200 30 0 0.1 0.2 0 .3 0 .5 1.0 2 3 51 0 Fig. 7.2 Assessment of JRC from amplitude of asperities ... equation (6.10) (MPa) (1) (2) (3) 0 .5 2.7 0.86 1 2.2 0.7 2 1 .5 0.4 75 3 1.2 0 .38 4 1.0 0 .31 7 5 0.8 0. 25 01 23 456 0.2 0.4 0.6 0.8 1.0 Boundary...

Ngày tải lên: 08/08/2014, 13:21

... directly from Elsevier s Rights Department in Oxford, UK: phone (+44) 18 65 8 438 30, fax (+44) 18 65 8 53 33 3, e-mail: permissions @elsevier. com. Requests may also be completed on-line via the Elsevier ... or schistose 90–99 0–0.5B Same as Table 3. 2 III. Massive moderately jointed 85 95 0–0.25B Same as Table 3. 2 IV. Moderately blocky and seamy 75 85 0.25B–0. 35 (B + H t ) Ty...

Ngày tải lên: 08/08/2014, 13:21

... B −0.1 <H< ;36 0 N 0 .33 · B −0.1 ) 1–2 1 .5 2. Mild squeezing (36 0 N 0 .33 · B −0.1 <H< 450 N 0 .33 · B −0.1 ) 2 3 1.2 3. Mild to moderate squeezing ( 450 N 0 .33 · B −0.1 <H< ;54 0 N 0 .33 · B −0.1 ) 3 4 ... squeezing (54 0 N 0 .33 · B −0.1 <H< 630 N 0 .33 · B −0.1 ) 4 5 0.8 5. High squeezing ( 630 N 0 .33 · B −0.1 <H<800 N 0 .33 · B −0.1 ) 5 7...

Ngày tải lên: 08/08/2014, 13:21

... 2 40–10 15 23 >10 0. 05 1 .5 2 m ≤ 2 ,3 b 40–10 15 23 >10 0. 05 1 .5 2 m 50 –100 mm 2 ,3 c 40–10 9– 15 0. 05 1 .5 2 m ≤ 2,4 b 40–10 15 40 >10 0. 05 1 .5 2 m ≤ 2 ,3 ,5 b 40–10 15 40 >10 0. 05 1 .5 2 m 50 –100 ... (1980) 40–10 30 – 65 > 15 0. 05 1 .5 2 m ≤ 2,6,7, 13 b 40–10 30 – 65 > 15 0. 05 1 .5 2 m 50 –100 mm 2,6,7, 13 c 10–4 3 .5 9 > ;30 0.10 ≤...

Ngày tải lên: 08/08/2014, 13:21

... good quality rock mass 4,1 4,2 4 ,3 4,4 4 ,5 4,6 5, 1 5, 2 5, 3 5, 4 5, 5 5, 6 6,1 6,2 6 ,3 6,4 6 ,5 6,6 Larger caverns may be created in better quality rock masses Fig. 13. 2a Interaction of rock parameters ... at depth may induce less disconti- nuities movement τ δ 2,1 2,2 2 ,3 2,4 2 ,5 2,6 1,1 1,2 1 ,3 1,4 1 ,5 1,6 3, 1 3, 2 3, 3 3, 4 3 ,5 3, 6 Larger cavern need mo...

Ngày tải lên: 08/08/2014, 13:21

... (surface) 25 30 55 0. 45 Elevated (super structure) 100 30 130 0. 75 Long span bridge 250 30 280 0.90 Cut and cover 100 to 200 40 140 to 240 0.70 to 0.80 Tunnelled 150 to 50 0 50 200 to 55 0 0. 75 to 0.90 Tunnelling ... advance Favorable ground 50 –60 m/month 200–700 m/month 35 0 –800 m/month 150 30 0 m/month 50 0– 150 0 m/month Unfavorable ground 7–10 m/month 50 –60m/month 75 1...

Ngày tải lên: 08/08/2014, 13:21

... slabbing with noise 13. 122 23 12267 1100 42 75 42212 .57 .54 5 29.7 59 .4 37 .0 108.7 1.6 0 .55 Heavy burst Mod. slabbing with noise 14. 122 73 1 232 2 1090 50 70 433 12 .57 .0 45 29.4 58 .9 36 .2 107.2 1.6 0 .55 Heavy burst ... 12070–12077 1180 34 60 6 1 .5 3 1 2 .5 2.0 30 31 .9 63. 7 23. 8 55 .7 2.7 1.14 Heavy burst Mod. slabbing with noise 12. 12087–122 23 1180 42 67 6 1...

Ngày tải lên: 08/08/2014, 13:21

... size 6. 35 mm Mean aggregate size 10 mm S. No. Material Quantity, kg/m 3 Quantity, kg/m 3 1. Cement 446 55 8 >4 45 2. Blended sand 6. 35 mm maximum size 14 83 1679 697–880 3. 10 mm aggregate – 700–8 75 4. ... 697–880 3. 10 mm aggregate – 700–8 75 4. Steel fiber 39 – 157 39 – 150 5. Accelerator Varies Varies 6. Water/cement (by weight) 0.40–0. 45 0.40–0. 45 Advantages of SFRS...

Ngày tải lên: 08/08/2014, 13:21

... 132 0 1.8 32 37 3. 0 23. 1 35 . 6 ∗ 76 .5 47.1 71.2 5 130 0 3 .5 50 45 4.8 28.7 35 . 1 112.9 83. 4 70.2 6 130 0 2.0 60 45 4.8 23. 8 35 . 1 108.0 83. 4 70.2 7 130 0 1.8 55 45 4.8 23. 1 35 . 1 107 .3 80 .5 70.2 8 130 0 ... 57 60 51 80 4690 4270 5 ′′ × 5 ′′ Stanchion 16.0 4.68 6920 6220 56 30 51 30 5 ′′ × 5 ′′ H 18.9 5. 54 7860 7060 639 0 58 20 6 ′′ I 12 .5 3. 67...

Ngày tải lên: 08/08/2014, 13:21

... (Irwin 19 35 : 28). English was used by the Corporation of Waterford from 13 65- 7 onwards (Gilbert 1885a) and in the late fifteenth century appears as the dominant language in the Statute Book of ... Gilbert 1889; Irwin 19 35 ) . Some private letters in French also date from the fourteenth century (Curtis 1 932 ), as does a Waterford petition to Edward III in 137 1 (Gilbert 1885a: 271)....

Ngày tải lên: 05/08/2014, 14:20