Site Selection for Upgrading Neighborhoods in Tunisia
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- -S AM Wr 7= 1 SITE SELECTION FOR UPGRADING WAIIA,AN, ANAIION SANITATION IN LOW INCOME IM InLA I Itt PRO J( NEIGHBORHOODS IN TUNISIA WASH FIELD REPORT NO. 143 HI( I1 1wilfl ''l Room 100)llII2 gl,.,Vil..i,,i',22,.109 1),,\ JUNE 1985 0( 12 I l-Vl oo Iclc\ ku I (,1 - 2 ( Able Ailil t'N VX\II AMl Prepared for USAID Regional Housing and Urban Development Office in Tunis Request Memorandum No. 110 WASH Field Report No. 143 SITE SELECTION FOR UPGRADING SANITATION IN LOW INCOME NEIGHBORHOODS IN TUNISIA Prepared for USAID Regional Housing and Urban Development Office in Tunis under Request Memorandum No. 110 Prepared by: Francoi s Lai ande and Carole S. Ayad June 1985 Water and Sanitation for Health Project Contract No. 5942-C-00-4085-00, PrqJect No. 936-5942 Is sponsored by the Office of Health, Bureau for Science and Technology U.S. Agency for International Development Washingtn, DC 20523 Tunisia MEDITERRANEAN SEA B\ "ap Bo K/mi,"]-TurnsB (ITALY) An -36- i - .Pllagie (ITALY) ,7 'ill\t Su b aylilah • ,. l,sayn / " a-. f ,,SEA/h M EDITERRA NEAN BirlAtMea tanOe tJuzur Orannaeh TawzaS ' /llOibis a 'n- 38,dwma,q Oud MadRdin Ba0n 1001nhea1bdya A Zuwbrah ,A[Burmah , i LIBYA .o oo ,Io,,:,,,Burj aIHaaliba ' ,Ghadbmis 502747 9 77 15418331 Lambert Conformal Plojechoan- Standard P3arallels. 8" and 32' - R irira a Scale 1 3.900.000 -- Road + Airport Table of Contents Chapter Page ACKNOWLEDGEMENTS ..................................................... v ACRONYMS ............................................................. vii EXECUTIVE SUMMARY .................................................... ix 1. INTRODUCTION ......................................................... 1 1.1 Background............................................... 1 1.2 Scope of Work .. ......................... .................. 1.3 Preparation.. ............................................ 2 1.4 Methodology .................. .". 2 1.4.1 Socio-Economic Analysis............................... 2 1.4.2 Engineering Analysis................................. 3 2. SITES VISITED: THIRTY CITIES PROJECT ................................. 5 2.1 Sites Selected for Inclusion ................................. 5 2.2 Overview of Social Analysis................................. 5 2.3 Overview of Technical Analysis .............................. 13 2.3.1 Sources of Financing................................. 13 2.3.2 Eligible Costs ...................................... 13 2.3.3 Project Costs ...................................... 13 2.3.4 Construction Schedules............................... 13 2.3.5 Construction Plans .................................. 13 2.4 Methodology for Presenting Findings on Sites ................... 27 2,5 Report on Sites Recommended for Inclusion..................... 28 2.5.1 Bizerte........................................... 28 2.5.2 Menzel Temime...................................... 35 2.5.3 Sayada/Lamta/RBu Hjar ................................ 41 2.5.4 Ksar Hellal ........................................ 46 2.5.5 Teboulba.......................................... 49 2.5.6 Kalaa Sghira ....................................... 53 2.5.7 Sahline........................................... 56 2.5.8 M'Saken ........................................... 59 2.5.9 Ksour Essaf .... .................. ................... 63 2.5.10 El Djem ............................................ 68 2.5.11 Sbeitla ........ ......................................... 72 2.5.12 Sidi Bou Zid ... .................... ................... 76 2.5.13 Nefta .................................................... 80 2.5.14 Medenine ................................................. 86 2.5.15 Tataouine ................................................ 94 3. SITES VISITED: GREATER TUNIS PROJECT ................................. 97 3.1 Introduction .................................................... 97 3.2 Central Tunis -- Medina ......................................... 97 3.2.1 Social Analysis .......................................... 97 3.2.2 Technical Analysis ....................................... 98 -i Chapter Page 3.3 Djebel Djelloud ................................................. 98 3.3.1 Social Analysis .......................................... 98 3.3.2 Technical Analysis ....................................... 100 3.4 Sidi Daoud ...................................................... 100 3.4.1 Social Analysis .......................................... 100 3.4.2 Technical Analysis ....................................... 100 3.5 El Aouina ....................................................... 100 3.5.1 Social Analysis .......................................... 100 3.5.2 Technical Analysis ....................................... 1 01 4. OTHER SITES VISITED.................................................. 103 4.1 Mahares ................................................ 103 4.2 The Kelibia Sewage Treatment Plant .......................... 103 4.3 The Moknine Sewage Treatment Plant .............................. 103 4.4 Ouardanine ...................................................... 104 4.5 Bekalta ................ ............................... 104 4.6 Banlieu Sfax ............................................ 104 4.7 Zaghouan and Other Cap Bon Sites ................................ 108 5. ISSUES............................................................... 109 5.1 Solid Waste ............................................. 109 5.2 Use of Wastewater........................................ 109 5.3 Attitude Toward Communal Spaces ................................. 109 5.4 Docunentation.... ........ .............................. IU9 5.5 Project Monitoring ....................................... 110 5.6 Choice of Materials ............................................. 1 i0 5.7 Tim ing .......................................................... 11 0 APPEND ICES A. Scope of Work ........................................................ ill B. The Team's Itinerary...........................................121 C. ONAS Staff Available Dring Site Visits............................. 125 D. Sewage Treatment Plants in Tunisia ................................... 129 E. Evaluation of Operations at the Sewage Treatment Plants .............. 133 F. Manhole Cover Plans .......................................... 137 G. Bibliography . ................................................ 149 TABLES 1. General Socio-Economic Level of Sites ............................... 9 2. Predominant Communal Conditions and Infrastructure in Areas to be Serv iced ............................................................ 10 3. Primary Land Use Patterns in the Project Zones of Recommended Cities . .......................... 12 4. Estimated Total Disburseent by Site/Year ....................... 14 -ii TABLES (Continued) Page 5. Estimated Local Costs by Site Qualifying for USAID Funding Disburse ments ...................................................... 15 6. Ranking of Cities by Rate of Growth and Scope of Work Proposed ...... 16 7. Material Costs Per Site ............................................. 17 8. Network Costs Per Site ......... ............................... 18 9. Treatmnt and Total Costs Per Site .................................. 19 10. Project Investment Costs ............................................ 20 11. Construction Schedule 1983 .......................................... 21 12. Construction Schedule 1984 .......................................... 22 13. Summary of Construction by Site ..................................... 23 14. Type of Treatment Proposed by Site .................................. 24 15. Summary of Construction, Infrastructure (On-Off-Site)............... 25 16. List of Plans Consulted ............................................. 26 17. Bizerte: Cost of Improvments ....................................... 34 18. M2nzel Temime: Cost of Improvements ................................. 40 19. Sayada/Lamta/Bou Hjar: Cost of Improvements ......................... 45 20. Ksar Hellal: Cost of Improvements ................................... 48 21. Teboulba: Cost of Improvements ...................................... 52 22. Kalaa Sghira: Cost of Impruveents .................................. 55 23. Sahline: Cost of Improvements ....................................... 58 24. M'Saken: Cost of Improvements ....................................... 62 25. Ksour Essaf: Cost of Improvements ................................... 67 26. El Djem : Cost of Improvements ....................................... 71 27. Sbeitla: Cost of Improvements ....................................... 75 28. Sidi Bou Zid: Cost of Improvements .................................. 79 29. Nefta: Cost of Improvements ......................................... 85 30. Medenine: Cost of Improvements ...................................... 93 31. Tataouine: Cost of Improvements ..................................... 96 32. Greater Tunis: Cost of Improvements ................................. 99 -iii ACKNOWLE DGEMENTS The following people were helpful to the team during the course of the assignment. Office Nationale de l'Assainissement (ONAS) Mr. Mohamed Larbi Khrouf, Director, Etudes et Programrnation Mrs. Ben Ammar, Engineer for Bizerte Mr. Ben Mustapha, Engineer, Bizerte Mr. Salah Saafi , Assistant Engineer, Kelibia Mr. Taktak Rafik, Engineer, Sousse Mr. Hamadou Raouf, Engineer, Sousse Mr. Kamoun Abdelaziz, Sfax Mr. Rezgui, Legal Office, Sousse Mr. Abdessalem Abdelnajib, Engineer, Sousse Mr. Abib, Engineer, Quality Control, Tunis Mr.