| Includes | equipment for volumetric reduction of residuals to solid or semi-solid state via removal of water. Various types of sludge drying equipment, including flash dryers and pelletizers, including low-temperature belt dryers and thermal dryers using various types of heating. |
| Notes | sludge drying beds are typically under the Division of the associated material or work result (such as Division 03, Concrete); drying bed media is typically under 32 11 16 (for granular fill and aggregates) or other appropriate designation; drying bed underdrain piping is typically under 33 46 16 or 40 00 00; drying bed vacuum pumps are typically under 43 20 00; drying bed roof truss systems are typically under 05 44 00 or 06 17 00. |
| See | 40 90 00 for process controls, and flow measurement instrumentation. 41 11 19 for bulk materials centrifuges. 41 12 00 for sludge cake conveying equipment, including belt conveyors and screw conveyors. 41 60 00 for vehicles and equipment for handling sludge cake, such as payloaders, backhoes, and trucks. 42 32 00 for material dryers for industrial processes. 43 22 23 for liquid centrifuges used in industrial applications. 44 30 00 for odor control systems and equipment. 46 71 36 for centrifuge hickening equipment. |