This table presents the volume of water that a pipe can hold per foot length of pipe.
| Pipe storage capacity (ft³/foot of length) | |||||
Pipe Size | Pipe Spacing* | 2 2/3 x 1/2 | 3 x 1 | 5 x 1 | SRP 7 1/2 x 3/4 |
| 12 15 18 21 24 27 30 33 36 42 48 54 60 66 72 78 84 90 96 102 108 114 120 126 132 138 144 | 12 12 12 12 12 12 18 18 18 18 24 24 24 36 36 36 36 36 36 36 36 36 36 36 36 36 36 | 0.82 1.27 1.82 2.46 3.21 4.05 4.99 6.03 7.17 9.74 12.70 16.05 19.80 23.94 28.47 33.40 38.71 — — — — — — — — — — | — — — — — — — — 7.27 9.85 12.83 16.20 19.96 24.12 28.67 33.61 38.94 44.67 50.79 57.30 64.21 71.51 79.20 87.28 95.75 104.62 113.88 | — — — — — — — — 7.27 9.85 12.83 16.20 19.96 24.12 28.67 33.61 38.94 44.67 50.79 57.30 64.21 71.51 79.20 87.28 95.75 104.62 113.88 | — — 1.95 2.62 3.38 4.25 5.21 6.27 7.43 10.04 13.04 16.44 20.23 24.41 28.99 33.95 39.31 45.07 51.21 57.75 64.68 — — — — — — |