ra02e 2005-01-17
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CHAPTER 1: Core drilling log data
E- GEOTECHNICAL FACTUAL REPORT 24 August 2007. ISSUED FOR BID Strategic Storage of Crude Oil at Visakhapatnam
Project 2158005;
FOLLOWINGS ARE THE DETAILS OF THE CORE PIECES THOSE SUFFERRED MECHANICAL BREAKAGE Mechanical breakage details Borehole – CH – S (Weathered rock – 6.0 m) Depth 9.10 10.70 18.60 22.65 22.80 27.70 36.0 37.0 38.10 40.80 43.50 49.20 50.10 52.40 54.90 60.30 65.70 68.70 68.90 69.70 72.70 74.95 76.85 80.75 81.85 83.60 85.20
Core piece number 37 42 A 66 67 B 67 B 69 B 73 A 73 B 73 C 74 C 75 77 78 & 78 A 81 85 93 B 95 97 A 97 B 97 C 98 A 99 A 99 C 101 A 101 B 102 A 103
Borehole – CH – R (Weathered rock – 18.72m) Depth
Core piece number
34.40 35.30 38.90 39.10 40.0 41.70 43.45 55.0 58.70 62.95 65.20 67.0 67.25 71.80 83.00 90.20 99.50
165 166 173/174 173/174 177 A 182 A 184 B 217 220 238 240 241 241 260 274 286
Borehole – CH – Q (Weathered rock – 21.5 m) Depth
Core piece number
28.30 42.60 66.0 81.10 110.30 113.25 137.90 138.10 139.25 146.10 149.50 155.55 156.90 157.65 161.40 163.80 165.90 167.75 188.20
105 172 249 317 427 500 504 504 507 529 543 575 A 577 577 587 598 606 620
Borehole – CH – P (Weathered rock – 15.98) Depth
Core piece number
16.70 19.70 19.95 20.05 26.85 81.70 100.35 103.75 117.50 118.65 149.0 150.85 152.0 162.35 194.0
52 66 68 & 69 between 71 & 72 111 354 B 383 A 392 410 414 505 513 515 545 594