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Step up Garage Store Sun room Kitchen Kitchen/ living Bedroom Kitchen Sun room up HD FD30 FB STREET HOPE Hall STREET MILL 60 2 17 19 27 33 37 39 1 42 40 34 38 38a 14 22 22a 24 28 34 34a 3 Back Hope Street 33 drawing no: revision: scale: VARIES original size: A2 project: client: drawing title: drawn by: JS 418-01 A :technical drawing services PLANNING & BUILDING CONTROL existing walls proposed walls demolition line CONSTRUCTION NOTES FOUNDATION TRIAL HOLES TO BE EXCAVATED FOR THE STRUCTURAL ENGINEER TO CONFIRM IF THE EXISTING FOUNDATION AND BELOW DPC BLOCKWORK CAN UTILISED. Provide strip foundationsௗ600mm x 225mm, concrete mix to conform to Grade ST2 or GEN 1 concrete to BS 8500-2. ௗExact of the foundation depth to be agreed on site with Building Control Officer to suit site conditions; normally to match existing with a minimumௗ depth of 675mm to underside of concrete.ௗCavity wall to sit centre of the foundation ensuring a 150mm projection is maintained from the edge of theௗmasonry.ௗSteps in strip foundations not to exceed depth of foundation (225mm) and should overlap by 1 x thickness.ௗ ௗ WALLS BELOW GROUND Cavities below ground level to be filled with lean mix concrete min 225mm below damp proof course,ௗDPCௗlevelௗto finish 150mm above ground level withௗweepholesௗat 900mmௗcentresௗpositioned 150 mm belowௗdpcௗat finished ground level. ௗAlternatively, 300mm wide 'Thermalite' trench blocks can be usedௗup toௗa height of 225mm below DPC. Contractor to confirmௗtrenchblock are suitable for ground conditions.ௗ ௗ CAVITY WALL (INTERNALLY INSULATED)ௗToௗachieve minimum U Value of 0.25W/m2Kௗ Wallௗproposal toௗ300mm in total width.ௗ Smooth finished render overௗ100mm dense concrete block, 100mm residual cavity, 100mmௗDenseௗblockwork, 3mm skim coated 72.5mm Kingspan Kooltherm K118 Insulated Plasterboard on adhesive dabs

WALL TIES Allௗcavityௗwalls constructedௗto useௗdouble dripௗstainless steel type retaining wall ties built in at 900mmௗctrsௗhorizontally,ௗ450mm vertically and 225mm ctrs at reveals and corners in staggered rows. Wall ties to be suitable for cavity widthௗwith a minimum cover of 50mm.ௗInsulation clips used to retain insulationௗ ௗ CLOSURE OF CAVITIES All cavities to be closed at eavesௗusing a fire sock orௗfibreௗboardsௗ and around openingsௗusingௗThermabate or similar non-combustible insulated cavityௗclosers or returned dense block withௗinsulatedௗ verticalௗDPCsௗaround openings and abutments with 25mm check rebates.ௗௗ EXISTING TO NEW WALL New walls abuts the existing walls provide verticalௗDPC, all tied into existing construction with suitable proprietary stainless steelௗwall starterௗprofiles 225mm vertically.ௗௗ BACKGROUND AND PURGE VENTILATION Background ventilation - Controllable background ventilation via trickle vents to BS EN 13141-3 within the windowௗframe to be provided to new habitable roomsௗ (8000sq.mm.).ௗAll new windows to be openable.ௗ ௗ VENTILATION Bathroom to have mechanical extraction at a rate of 15L/s operated intermittently with overrun.ௗ Vent to exit toௗexternal air, should the client/contractor use the roof void insulation is required round the extraction hose to prevent condensation.ௗௗ ௗ HEATING New habitable rooms to be heated using the existing heating system, radiators to have thermostatic values and works are to be carried out by a competent person.ௗ

UNDERGROUND FOUL/ SURFACE WATER DRAINAGE Underground drainage to consist of 110mm diameter UPVC proprietary pipe work to give a 1:80 fall. Surround pipes inௗ100mm pea shingle min of 400mm cover.ௗ Provide rodding accessௗor ICௗat all changes of direction and junctions.ௗLintels required over pipes passing through wall, 50mm settlements gap required around pipe.ௗMask openingsௗboth sides with rigid sheet material and compressible sealant to prevent entry ofௗgas orௗ vermin.ௗ

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CEILING THERMAL UPGRADE 100mm PIR insulation in between existing joists. CEILING UPGRADE KITCHEN/ LIVING AREA 2 layers of plaster board and skim for 1 hour fire protection

ௗ INSPECTION CHAMBERS UPVC 250mm diameter inspection chambers to be provided at all changes of level,ௗdirection, connections and every 45m in straight runs.ௗௗ ABOVE GROUND DRAINAGE Wc's fitted with 110mm SVP with 9mm fall/m.ௗௗ Wash-hand-basins fitted with 32mm dia with 19mm - 90mm fall/m.ௗ Shower fittedௗ40mm with 19-90mm fall/m.ௗ 75mm deep-seal anti siphonic traps to all appliances.ௗ All Sanitary fitting to connect separately to SVP's.ௗ SVP's to terminate a minimum of 900mm above an opening with plastic cage or perforated cover.ௗ INTERNAL FINISHES All internal finishes to be agreed by the client priorௗto commencement of works.ௗ ௗ

[email protected] (07624)363822 Barbican House 8-10 Malew Street IM9 1AB SITE LOCATION PLAN 1:1250 SD Smoke detector UPGRADE GROUND FLOOR SLAB7RPHHWPLQ8YDOXH UHTXLUHGRIௗ:P. USE EXISTING GARAGE FLOOR SLAB DPM C16 100mmx50mm joists @ 400 centers 60mm Kooltherm K103 Floorboard Chipboard or OSB FLOOR PLAN EXISTING 1:100 FRONT ELEVATION EXISTING 1:100 FLOOR PLAN PROPOSED 1:50 FRONT ELEVATION PROPOSED 1:50 INTERNAL UPGRADE TO EXISTING WALL. 50mm x 50mm (or 60/75mm x 50mm spec to suite contractor) packed off existing cavity wall with 10mm packer at a max of 600mm centres. Fully insulated with 50mm Kooltherm or similar approved PIR insulation. Overdrawn with plasterboard and skim. ௗ LINTELS All new lintels to cavity walls to be Keystone s/k-90 steel, min of 150mm bearing. DPC tray to be provided above with stopped ends and weeps at a min of 900mm centres.ௗ INTERNAL PARTITIONS 175mm x 50mm @ 400 centers withௗnogginsௗfully filled with Rockwool to a min density of 10kg/m3. 12.5mm Plasterboardௗ(min of 10kg/m2) and skim both sides. ௗ

ELECTRICAL Electrical outlets in habitable rooms to be between 450mm and 1200mm above finished floor.ௗAll electrical work required to meet the requirements of Part P (electrical safety) must be designed, installed,ௗinspected and tested by a competent person registered under a competent person self certification scheme.ௗ A copy of a certificate will be given to Buildingௗ Control on completion.ௗ ௗ INTERNAL LIGHTING Low energy light fittingsௗto have aௗluminous efficiency greater than 45 lumens per circuitௗ watt and a total output greater than 400 lamp lumens.ௗNot lessௗ75%.ௗ NEW DOOR & WINDOW Any new and replacement windows to beௗ double-glazedௗlow-E glass.ௗWindowௗ Energy Rating to be Band C or better and to achieve U-value of 1.6 W/m2Kௗor better.ௗTo be designed, fitted and installed in accordance with 'Secure by Design' principles.ௗ ௗ

New door to match existing New window to match exiting size , colour and openings. Rough cast render painted light grey to match in with stone work on existing facade 1340 2651 900 SITE LOCATION PLAN 1:1250 DRAFT PHOTO OF EXISTING SITUATION FD30 Fire door with 30mins fire protection Block wall smooth render finish painted sandstone clour to match existing front door pillars 1725