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The four volumes of the DCOM manual have been prepared in order to facilitate effective complimentary planning, design, construction supervision as well as operation and maintenance of water supply and sanitation projects for urban, peri-urban and rural areas of Tanzania. The manuals will also assist the staff of the Ministry responsible for Water to undertake their supervisory and coordination roles well and the consultants to undertake designs using the guidelines recommended in the MoW manual. Furthermore, the Engineering Drawings are attached as Volume I Appendix M

1 Volume I: Design of Water Supply Projects Readmore... or Download Volume I PDF	2 Volume II: Design of Sanitation Projects Readmore... or Download Volume II PDF
3 Volume III: Construction Supervision for Water Supply and Sanitation Projects Readmore... or Download Volume III PDF	4 Volume IV: Operation and Maintenance of Water Supply and Sanitation Projects Readmore...or Download Volume IV PDF