Home Infrastructure Environmental Sanitation mouths of visit mouths of visit Description Save Detail of manholes Format DWG File size 18.91 KB DOWNLOAD DWG share your appreciation Related Posts Decanter sewers Sewer biological reactor Example of a transmission line for a sewerage project Macrophyte leito – water purifying pond Sewage system Sump Details Sanitary sewer drain box Ptapr 1.0 lps – wastewater treatment plant Trench for concrete pipes Manholes manhole detail Drainage service improvement Details Frame type culvert design public sewerage project water treatment plant Details box culvert 8c of 23x18m