Beany Block system is simple and practical, and its excellent surface drainage efficiency, together with its comparatively large flow capacity/unit ratio, makes it superior to and more cost effective than conventional kerbing and drainage for certain roadway designs.
| C.S. Area A(m²) | Wetted Perimeter P(m) | Hydraulic Radius | P/R | |
| Top & Base | 0.087 | 0.928 | 0.094 | 9.86 |
| Base | 0.047 | 0.569 | 0.083 | 6.84 |
| Channel slope | 1) Top & Base | 2) Base only | |||
| 1 in. | % | Vel.(m/s) | Cap.(l/s) | Vel.(m/s) | Cap.(l/s) |
| 10 | 10.00 | 5.77 | 503 | 5.34 | 252 |
| 15 | 6.67 | 4.71 | 411 | 4.35 | 206 |
| 20 | 5.00 | 4.07 | 355 | 3.77 | 178 |
| 30 | 3.33 | 3.32 | 290 | 3.07 | 145 |
| 50 | 2.00 | 2.57 | 224 | 2.38 | 112 |
| 75 | 1.33 | 2.10 | 183 | 1.94 | 92 |
| 100 | 1.00 | 1.81 | 158 | 1.68 | 79 |
| 150 | 0.67 | 1.48 | 129 | 1.37 | 65 |
| 200 | 0.50 | 1.28 | 112 | 1.18 | 56 |
| 250 | 0.40 | 1.14 | 100 | 1.06 | 50 |
| 300 | 0.33 | 1.04 | 91 | 0.96 | 46 |
| 350 | 0.29 | 0.96 | 84 | 0.89 | 42 |
| 400 | 0.25 | 0.90 | 79 | 0.83 | 39 |
| 450 | 0.22 | 0.85 | 74 | 0.78 | 37 |
| 500 | 0.20 | 0.80 | 70 | 0.74 | 35 |
Colours Available: Grey
General Application: Conventional kerbing and drainage for roadway designs.
