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Inside Battery Limits (ISBL) A-53 Carbon Steel Pipe Fabrication (at a Pipe Fabrication Shop) & Erection M-H’s, includes testing. Assumes Pipe is 20’ off grade:
| Carbon Steel A-53 Pipe Diameter | Schedule 40 | Schedule 40 | Schedule 40 | Schedule 40 |
|---|---|---|---|---|
| Minimum M-H's per LF (Good Productivity) | Maximum M-H's per LF (with less than Average to Poor Productivity) | Minimum M-H's per M (Good Productivity) | Maximum M-H's per M (with less than Average to Poor Productivity) | |
| 2 | 0.882 | 1.9845 | 2.89296 | 6.50916 |
| 4 | 1.5435 | 3.472875 | 5.06268 | 11.39103 |
| 6 | 1.8669 | 4.200525 | 6.123432 | 13.777722 |
| 8 | 2.4402 | 5.49045 | 8.003856 | 18.008676 |
| 10 | 2.5725 | 5.788125 | 8.4378 | 18.98505 |
| 12 | 2.7048 | 6.0858 | 8.871744 | 19.961424 |
| 14 | 3.18549 | 7.1673525 | 10.4484072 | 23.5089162 |
| 16 | 3.47655 | 7.8222375 | 11.403084 | 25.656939 |
| 18 | 3.7191 | 8.367975 | 12.198648 | 27.446958 |
| 20 | 4.12335 | 9.2775375 | 13.524588 | 30.430323 |
| 22 | 4.28505 | 9.6413625 | 14.054964 | 31.623669 |
| 24 | 4.44675 | 10.0051875 | 14.58534 | 32.817015 |
Add 7.5% to above for height 25’ to 50’ • Add 12.5% to above for height 50’ to 100’
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