Home Infrastructure Environmental Sanitation Manhole plans Manhole plans Description Save mouths of visits Format DWG File size 557.22 KB DOWNLOAD DWG share your appreciation Related Posts Thomas Roadway section with facilities sand trap Exploded oxidation ditch Primary sedimentation tank main wastewater plant road siphon Sewers Wastewater treatment plant design Subdivision infrastructure sewage project Port Wastewater pretreatment Railing for sewage treatment plant rainy gallery slow sand filtration sewer plane filter building Drainage details in manholes imhoff tank Construction detail of storm drain at ditch level