Design of Prisons Cover March 04 - Minister of …

1 PW 342 DEPARTMENT OF PUBLIC WORKSGUIDELINES FOR THEDESIGN OF CIVIL SERVICESFOR Prisons March 2004iDEPARTMENT OF PUBLIC WORKSGUIDELINES FOR THE Design OF CIVIL SERVICES FORPRISONSNOTE TO CONSULTING ENGINEERSThe Consultant s attention is specifically drawn to the fact that his/her practice should accept fullresponsibility for the Design , detail(s), specifications and drawings. The Department s input is given toensure basic compliance with minimum statutory-, regulatory-, and legislative requirements, with the basicaim to realise best practice details/specifications in conjunction with the Consultant s PAGEA.

2 CHECK 1:External water mains ..1 Part 2:Internal water 3:Fire 4:Irrigation reticulation ..4 Part 5:Agricultural ..5 Part 6:External sewer mains ..8 Part 7:Internal sewer reticulation and effluent treatment ..9 Part 8:Storm water reticulation ..10 Part 9: Soil Conditions ..11 Part 10: , ACCOMMODATION AND AUXILLIARY DATA AS FAR AS ITAFFECTS Design OF WATER AND SEWERAGE SERVICES .. supplied by the Department ..14 Data to be obtained by the Consultant .. Design STANDARDS .. Average daily water demand figures .. General water Design standards .. Typical water demand for various water fittings .. water demand .. Material Design STANDARDS .. daily sewage Design figures .. General Design standards sewer reticulation .. Material standards sewer reticulation .. WATER Design Material standards stormwater reticulation ..28 APPENDIX X ..29 APPENDIX Y.

3 EXAMPLE OF THE WATER DEMAND AND SEWAGEFLOW CALCULATIONS FOR A 3000 PRISONER NEW GENERATIONPRISON NEAR ROODEPLAAT .. Population, building occupancy and usages required .. Food production : general .. Calculated food produce animal herd, poultry flock and orchard sizes .. Calculated irrigation areas Annual average daily water demand .. Annual average sewage flow .. water demand .. sewage of Design calculations ..491A. CHECKLISTPART 1: EXTERNAL WATER Provider:- Water Board Local Authority- Bore holes- OtherContact Person:- Name- Tel. Fax. Cell E-MailBulk Services Cost:- Payable (Y/N)- AmountShared servicesCost:- Payable (Y/N)- AmountSize, type andpressure class (bar)of water mainPosition ofconnection pointStatic water head atconnection point (m)Dynamic water headat connection point(m)Water mainconnected to:- Reservoir- Bore holeType of water main:- Gravity- Pumping mainServices signed offby local Authority2* Refer to Part 9 : Soil conditionsPART 2: INTERNAL WATER :- Type- Pressure class (bar)- ManufacturerValves:- Type- ManufacturerControl valves:- Type- ManufacturerSpecial precautionsagainst dolomiticsoils (if applicable)*Low level reservoir.

4 - Steel/concrete- Manufacturer- Size- Capacity (k )- Floor level- Top water level- Level indicator- Flow/level control systemWater tower- Steel/concrete- Manufacturer- Size- Capacity (k )- Floor level- Top water level- Level indicator- Flow/level control systemPump station:Pumps- No. of pumps- Type- Size & description- System curve- ManufacturerPump Motors- Operating speed- Size of motor- ManufacturerPump operatingprocedure3* Refer to Part 9 : Soil ConditionsPART 3: FIRE RiskModerate-Risk100 /s = @ 25 /seachTotal requiredreservoir capacityNo. of reservoirs(tanks)Pipes:- Type- Pressure class (bar)- ManufacturerCombined System(only for multiplereservoirs/tanks) orSeparate Systems?Special precautionsagainst dolomiticsoils (if applicable)*Valves: - Type - ManufacturerControl valves: - Type - ManufacturerAvailable static head(m)Available dynamichead (m)Max Hydrantspacing (m)Pump station:Pumps- No.

5 Of pumps- Type- Size & description- System curve- ManufacturerPump Motors- Operating speed- Size of motor- ManufacturerPump operatingprocedureFire service signedoff by Local Authority4 Refer to Part 9 : Soil ConditionsPART 4: IRRIGATION site borehole(s):- Investigation (Y/N)- Positive- NegativeBorehole data:- Hole depth- Water depth- Casing depth- Casing dia- DeliveryBorehole pump(s):- Type- Size (66% of tested delivery)- System curve- ManufacturerPipes:- Type- Pressure Class (bar)- Size- ManufacturerSpecial precautionsagainst dolomiticsoils (if applicable)*Valves:- Type- ManufacturerSource of irrigationwater if notboreholesConnection point(s)for irrigationIrrigation pumps- No. of pumps- Type- Size & description- System curve- ManufacturerIrrigation pumpmotors- Operating speed- Size of motor- Manufacturer- Irrigation pump procedure5 PART 5: Conditions:- Rainfall- Min temp- Max temp- C.

6 C Crops proposed:..Animal farmingproposed: ..Soils investigated:*(Y/N)..Irrigationrequireme nts for: .. areasrequired for:.. /ha for:.. production perha of:.. housingproposed for:..Numbers of Animals and poultryproposed of:..Average number ofanimals or birds tobe slaughtered /day:.. capacity:Milk /d7 Vegetablesproposed:.. : * For Soil Conditions refer to Part 6: EXTERNAL SEWER Provider:- Local Authority- Water Board- OtherContact Person:- Name- Tel. Fax. Cell E-MailBulk Services Cost:- Payable (Y/N)- AmountShared servicesCost:- Payable (Y/N)- AmountSewer flow material:- Yes/No- Cost formulaSize and type ofsewer mainPosition ofconnection pointAvailable pipecapacityInvert levels ofmanholes alongboundary:- Upstream- DownstreamPre-treatment forabattoir effluents- Min effluent standards- Effluent cost formulaSewer reticulationand pre-treatmentservice signed off byLocal Authority9 Note : * Refer to Part 9 : Soil ConditionsPART 7: INTERNAL SEWER RETICULATION AND EFFLUENT conditions((Y/N)*Precautions againstdolomitic conditions(if applicable)*Pipes:- Type- Pressure Class (bar)- SupplierManholes:- Supplier- MaterialPump stationrequired (Y/N)Pump capacityrequired:- Average daily inflow- Peak inflow- Pump capacityPump station:Pumps- No.)

7 Of pumps- Type- Size & description- System curve- ManufacturerPump Motors- Operating speed- Size of motor- ManufacturerGrease separator atkitchens- Type- ManufacturerPetrol and oilseparation atvocational andindustrial centers- Type- ManufacturerAbattoir Pre-treatment Works- Process- Operation10 PART 8: STORM WATER Provider:- Local Authority- Water Board- OtherContact Person:- Name- Tel. Fax. Cell E-MailBulk Services Cost:- Payable (Y/N)- AmountShared servicesCost:- Payable (Y/N)- AmountSpecial Precautionsagainst dolomiticsoils (if applicable)*Pipes:- Type- Class- SupplierGeneral slope oflandS/W received fromhigher-lying land?Storm waterdischarged to:- Nearest watercourse- Municipal system- Overland- OtherAgreement on S/Wacceptance withlow-lying ownerS/W stabilizingponds required?Note : * Refer to Part 9 : Soil Conditions11 PART 9: SOIL investigation(Y/N)GeotechnicalEngineer:- Contact Person- Tel.

8 Fax. Cell e-MailLaboratory:- Contact Person- Tel. Fax. Cell e-MailAdverse soilconditions:- Dolomitic conditions*- Heaving clay- Collapsing sand- Rock- Steep slopes- OtherSoil profile:- Atterberg Limits- Grading modulusSoil ClassificationIn situ materialsuitable for fill underbuildings?Allowable bearingcapacity of in situmaterialIn situ materialsuitable for roadbuilding materials?- Base course- Sub base- Selected layers- FillPosition of watertable*NOTE: An investigation incorporating drilling of borehole(s) on site is strongly potential foragriculturalproduction:- soil depth- soil moisture retention mm/m- total available soil moisture mm/m- % clay- Sand/loam/clay ratioNOTE: Refer to Part 10, Roads construction for additional information13 NOTE: - Refer to Part 9, Soil Investigation for additional record of decision for the EIA (Environment Impact Assessment) must be placed on record and attached to the documents that will be submitted for final of Prisons 1 (H)PART 10: Provider:- Local Authority- Water Board- OtherContact Person:- Name- Tel.

9 Fax. Cell E-MailBulk Services Cost:- Payable (Y/N)- AmountShared servicesCost:- Payable (Y/N)- AmountRoad Indicator testsdone? (Y/N)GeotechnicalEngineer:- Contact Person- Tel. Fax. Cell e-MailLaboratory:- Contact Person- Tel. Fax. Cell e-MailNature of in situmaterial:- Atterberg Limits- Classification- CBR Values- UCS ValuesNearest suitableborrow pitNearest , ACCOMMODATION AND AUXILLIARY DATA AS FAR AS ITAFFECTS Design OF WATER AND SEWERAGE SUPPLIED BY THE of layout of prison with accommodation areas and population it is a prison farm or requirements for Administration : Unless otherwise indicated the administration housing requirement will befor:Normal Prisons : Equal to 70% of Administration Farms: Equal to 100% of Administration the housing provided: - 40% will be residential with 2 erf sizes of 2000m and the balance of 650m - 60% will be single facilities to be provided with nett area under parks provided with nett area under park area provided (only manual watering, no irrigation).

10 prison Farm:(a) Available area for agricultural uses.(b) Any specific requirements of the Department on meat farming and slaughterfacilities cattle and/or pigs and/or sheep and/or : Unless otherwise indicated, the meat requirement of a prison is:- 92,5gm red meat / prisoner / 100gm white meat (poultry) / prisoner / day(c) For meat production, base calculations on:- cattle carcass of 200kg- pig carcass of 31kg- sheep carcass of 21kg- broiler carcass of 1,3 to 1,6kg(d) Any specific requirements of the Department on Dairy farming. Note: Unless otherwise indicated the milk requirements of a prison is:- 290ml / prisoner /day(e) Any specific requirements of the Department on vegetable cultivation vegetables are : Unless otherwise indicated, the vegetable requirement of a prison is:- 360gm vegetable / prisoner / day of which must be green, yellow and white(f) Any specific requirements of the Department on egg production: Note: Unless otherwise indicated, the egg requirement is:- 1 egg / prisoner / day(g) Any specific requirements of the Department on fruit production whichfruit requirement will be : Unless otherwise indicated, the fruit requirement of a prison is:- one fruit / prisoner / day15(h) Whether the prison farm must supply any other Prisons with food and thecorresponding data of the relevant Prisons .