35 20 00 Waterway and Marine Construction and Equipment
35 24 00 Dredging
35 24 13Suction Dredging35 24 13.11Training Suction Dredging35 24 13.13Cutter Suction Dredging35 24 13.16Auger Suction Dredging35 24 13.23Jet-Lift Dredging35 24 13.26Air-Lift Dredging35 24 21Bucket Dredging35 24 23Clamshell Dredging35 24 26Backhoe/Dipper Dredging35 24 33Water Injection Dredging35 24 36Pneumatic Dredging35 24 43Bed-Levelling Dredging35 24 46Krabbelaar Dredging35 24 53Waterway Snag Removal