See | 40 90 00 for process instrumentation and controls. 41 12 00 for belt conveyors, screw conveyors, and other bulk material conveying equipment. 43 20 00 for liquid pumps used for conveying water, wastewater, and liquids other than chemicals. 43 26 00 for physical controls of open-channel flow, such as sluice gates, slide gates, stop gates, and stop logs. 44 30 00 for odor control equipment. |