SUPPLEMENTARY PREAMBLES. Cost of tests The costs of making, storing and testing of concrete test cubes as required under clause 7 "Tests" of SABS 1200 G shall include the cost of providing cube moulds necessary for the purpose, for testing costs and for submitting reports on the tests to the architect. The testing shall be undertaken by an independent firm or institution nominated by the contractor and to the approval of the architect. (Test cubes are measured separately) Breeze concrete shall consist of twelve parts clean dry furnace ash, free from coal or other foreign matter, to one part cement (12:1), the ash graded up to particles which will pass a 16,5mm ring from a minimum which fails to pass a 4,75mm mesh. The finer materials from the screening are to be first mixed with the cement into a mortar and the ash added afterwards and thoroughly incorporated Formwork Description of formwork shall be deemed to include use and waste only (except where described as "left in" or "permanent"), for fitting together in the required forms, wedging, plumbing and fixing to true angles and surfaces as necessary to ensure easy release during stripping and for reconditioning as necessary before re-use Carried Forward R Amount Brought Forward R The vertical strutting shall be carried down to such construction as is sufficiently strong to afford the required support without damage and shall remain in position until the newly constructed work is able to support itself Formworks to soffits of solid slabs etc shall be deemed to be slabs not exceeding 250mm thick unless otherwise described Formwork to soffits of slabs, beams, etc shall be deemed to be propped up exceeding 1,5m and not exceeding 3,5m high unless otherwise described Formwork to sides of bases, pile caps, ground beams, etc will only be measured where it is prescribed by the engineer for design reasons. Formwork necessitated by irregularity or collapse of excavated faces will not be measured and the cost thereof shall be deemed to be included in the allowance for taking the risk of collapse of the sides of the excavations, provision for which is made in "Earthworks" UNREINFORCED CONCRETE 20MPa/19mm concrete 1 Surface beds m3 2 Surface beds cast in panels on waterproofing. m3 3 Aprons cast in panels to falls m3 4 Ramps m3 5 Extra over concrete for thickening size 150mm deep 200mm top and tapering to 100mm at bottom including all excavation to 100mm backfilling etc. m REINFORCED CONCRETE 25MPa/19mm concrete 6 Slabs including beams and in...
SUPPLEMENTARY PREAMBLES. For preambles see "Specifications of materials and methods to be used - PW 371" GLAZING TO STEEL WITH PUTTY 4mm Obscure safety glass: 1 Panes not exceeding 0,1 m2 m2 4 Carried Forward to Summary of Section No. 3 R Section No. 3 SMD3 Bill No. 11 GLAZING BVI CONSULTING ENGINEERS Amount Item No Quantity Rate Amount SECTION 3 BILL NO. 12 PAINTWORK SUPPLEMENTARY PREAMBLES For preambles see "Specifications of materials and methods to be used - PW 371" ON FIBRE-CEMENT Prepare and brush to remove all loose contaminations, apply one coat primer and two coats PVA emulsion paint: 1 On fascias and barge boards m2 8 ON WOOD Undercoat and minimum 2 coat gloss enamel: 2 On doors (Internal) m2 10 3 On doors (External) m2 7 ON METAL Undercoat and minimum 2 coat gloss enamel: 4 On door frames m2 1 5 On gates (Measured over the full flat area of both sides) m2 8 6 On gutters and down pipes m 13 Spot prining defects in prime surface with zinc chromate primer and apply one universal undercoat and two coats EPWP, golden brown gloss enamel paint on steel: 7 On windows with burglar bars m2 4 Carried Forward to Summary of Section No. 3 Section No. 3 SMD3 Bill No. 12 PAINTWORK BVI CONSULTING ENGINEERS R SECTION SUMMARY - SMD3 Bill No Page No 1 EARTHWORKS 61 2 CONCRETE,FORMWORK AND REINFORCEMENT 63 3 MASONRY 66 4 WATERPROOFING 67 5 ROOF COVERINGS 69 6 CARPENTRY AND JOINERY 71 7 IRONMONGERY 73 8 METALWORK 74 9 PLASTERING 75 10 PLUMBING AND DRAINAGE 77 12 PAINTWORK 79 Carried to Final Summary Section No. 3 SMD3 BVI CONSULTING ENGINEERS Amount R Item Quantity Rate Amount No SECTION 4 BILL NO.1 EARTHWORKS SUPPLEMENTARY PREAMBLES For preambles see "Specifications of materials and methods to be used - PW 371" SITE CLEARANCE 1 Digging up and removing rubbish, debris, vegetation, xxxxxx, shrubs,xxxx and trees not exceeding 200mm girth, etc. m2 109 2 Stripping average 100mm thick layer of top soil and stockpiling on site m2 109 EXCAVATION,FILLING, ETC Excavation in earth not exceeding 2m deep: 3 Trenches m3 25 4 Pit m3 45 5 For aprons thickenning m3 6 Extra over trench and hole excavations in earth for excavation: 6 Soft rock m3 76 7 Hard rock m3 76 Extra over all excavations for carting away: 8 Surplus material from excavations and/or stock piles on site to a dumping site to be alocated by the Contractor m3 57 Carried Forward Section No. 4 FD10 Bill No. 1 EARTHWORKS BVI CONSULTING ENGINEERS R Brought Forward R Risk of collapse of excavations: 9 Sides of trench and hole excavation not exceed...
SUPPLEMENTARY PREAMBLES. For preambles see "Specifications of materials and methods to be used - PW 371" CEMENT SCREEDS TO CONCRETE Screeds to steel trowelled, on concrete: 1 30mm thick on floors m2 17
SUPPLEMENTARY PREAMBLES. Cost of tests: The costs of making, storing and testing of concrete test cubes as required under clause 7 'Tests' of SABS 1200 G shall include the cost of providing cube moulds necessary for the purpose, for testing costs and for submitting reports on the tests to the Architect. The testing shall be undertaken by an independent firm or institution nominated by the Contractor to the approval of the Architect. (Test cubes are measured separately).
SUPPLEMENTARY PREAMBLES. Fixing Unless described as "fixed with adhesive to plaster (plaster elsewhere)" descriptions of tiling on brick or concrete walls, columns, etc shall be deemed to include 1:4 cement plaster backing and descriptions of tiling on concrete floors etc shall be deemed to include 1:3 plaster bedding Tiling described as "fixed with adhesive on power floated concrete" shall be deemed to include for approved tiling key-coat Ceramic, porcelain, marble and granite tiles are to be fixed and grouted with suitable adhesives and grouts from the "Tal Professional" ("Ceresit Tylon") range of products as recommended by the manufacturer of the tiles WALL TILING 300 x 300mm Full-bodied porcelain glazed wood look finish wall tiles fixed with adhesive to plaster (plaster measured elsewhere) fixed with approved Tal "Goldstar 6" tile adhesive and flush pointed with Tal "High traffic grout" and Tal "Superflex" liquid waterproofing system and membrane. 1 On walls m2 2,821 Section No. 2 Bill No. 12 Tiling Carried Forward R Amount Brought Forward R 300 x 300mm Full-bodied porcelain glazed finish wall tiles fixed with adhesive to plaster (plaster measured elsewhere) fixed with approved Tal "Goldstar 6" tile adhesive and flush pointed with Tal "High traffic grout". 2 On walls m2 696 Section No. 2 Bill No. 12 Tiling Carried Forward R Brought Forward R FLOOR TILING 600 x 600mm Full-bodied porcelain non-slip floor tiles (PC Amount R300/m2) fixed with adhesive to screed (screed measured elsewhere) fixed with approved Tal "Goldstar 6" tile adhesive and flush pointed with Tal "High traffic grout" 3 On floors and landings m2 2,514 300 x 300mm Full-bodied porcelain non-slip floor tiles (PC Amount R300/m2) fixed with adhesive to screed (screed measured elsewhere) fixed with approved Tal "Goldstar 6" tile adhesive and flush pointed with Tal "High traffic grout" 4 On floors and landings m2 767 600 x 600mm Full-bodied porcelain non-slip wood look finish floor tiles (PC Amount R300/m2) fixed with adhesive to screed (screed measured elsewhere) fixed with approved Tal "Goldstar 6" tile adhesive and flush pointed with Tal "High traffic grout" and Tal "Superflex" liquid waterproofing system and membrane. 5 On floors and landings m2 362 Skirting 6 Allow the PC Amount R300/m2 for tiles, cut edge down in 100mm high panels, with and including adhesive and grout to match floor tiles. m 2,631 Carried Forward to Summary of Section No. 2 R Section No. 2 Bill No. 12 Tiling Item No BILL NO 13 Quantity Rate PLUMB...
SUPPLEMENTARY PREAMBLES. BRICKWORK Sizes in descriptions Where sizes in descriptions are given in brick units, "one brick" shall represent the length and "half brick" the width of a brick Linings to concrete Descriptions of linings to concrete, unless otherwise described, shall be deemed to include wire ties Hollow walls etc Descriptions of hollow walls shall be deemed to include wire ties and leaving every fifth perpend of the bottom course of the external skin open as a weep hole Reinforced brick lintels Lintels shall bear at least 160mm onto adjacent xxxxxxx. Where such bearing cannot be obtained due to the proximity of adjacent openings the lintel shall be continuous Carried Forward R Amount Brought Forward R Face bricks Bricks shall be ordered timeously to obtain uniformity in size and colour Pointing Descriptions of recessed pointing to fair face brickwork and face brickwork shall be deemed to include square recessed, hollow recessed, weathered pointing, etc SUPERSTRUCTURE Brickwork of NFP bricks in class II mortar 1 Piers m3 3 2 L-shaped piers m3 0.5 3 Half brick walls m2 121 4 Half brick walls in beamfilling. m2 27 5 One brick walls m2 298 Joint forming material in movement joints:
SUPPLEMENTARY PREAMBLES. Particle board: Particle board shall comply with the following specifications:
SUPPLEMENTARY PREAMBLES. For preambles see "Specifications of materials and methods to be used - PW 371" BRICKWORK Sizes in descriptions Where sizes in descriptions are given in brick units, "one brick" shall represent the length and "half brick" the width of a brick Hollow walls etc Descriptions of hollow walls shall be deemed to include leaving every fifth perpend of the bottom course of the external skin open as a weep hole. Walls in two skins described as "bagged and sealed" shall be deemed to include having the outer face of the inner skin bagged with 1:6 cement and sand mixture and sealed with two coats "Brixeal" bitumen emulsion waterproofing coating. User note: The above preamble generally applies for works in hot and humid coastal areas Face bricks Bricks shall be ordered timeously to obtain uniformity in size and colour Pointing Descriptions of recessed pointing to fair face brickwork and face brickwork shall be deemed to include square recessed, hollow recessed, weathered pointing, etc Carried Forward R Brought Forward R
SUPPLEMENTARY PREAMBLES. Polycop" polypropylene pipes: Polypropylene pipes 54mm diameter and under shall be seamless copper coloured class 16 pipes jointed with "Fast-fuse" heat welded thermoplastic or brass compression fittings as designed for use with copper pipes as stated Pipes shall be firmly fixed to walls etc with coloured nylon snap-in pipe clips with provision for accommodating thermal movement and jointed and fixed strictly in accordance with the manufacturer's instructions All pipe diameters are nominal external "Polylink" polypropylene pipes: Polypropylene pipes 63mm diameter and over shall be class 12 pipes jointed with cast iron "Supraclamp" running joints Fusion welded bends, once or twice mitred as necessary, and tees shall be factory manufactured Fusion welded bends and tees shall include jointing to pipes with PVC rubber ring double Z joint couplers Branch tees shall include flanged and bolted joints to "Polycop" branch pipes in addition and for brass compression male iron to copper straight couplers Carried Forward R Amount Brought Forward R Reducers shall include jointing to pipes with PVC rubber ring double Z joint couplers and reducers shall be of sufficient overall length to accommodate same All pipes shall be jointed and fixed strictly in accordance with the manufacturer's instructions All pipe diameters are nominal external Concrete pipes: Pipes shall be jointed with ogee joints with rubber collars or socket and spigot joints with rubber rings Vitrified xxxx xxxxx: Pipes shall rest on solid ground and, where necessary, pockets of sufficient size shall be cut around joints to enable the jointing to be properly performed or, alternatively, pipes shall be bedded full length on and including unreinforced concrete laid in a semi-dry state immediately before pipes are laid Sewer and drainage pipes and fittings shall be jointed and sealed with butyl rubber rings uPVC pipes and fittings: Soil, waste and vent pipes and fittings shall be solvent weld jointed uPVC pressure pipes and fittings: Pipes for water supply shall be of the class stated Pipes of 40mm diameter and smaller shall be plain ended with solvent welded uPVC loose sockets and fittings Pipes of 50mm diameter and greater shall have sockets and spigots with push in type integral rubber ring joints. Bends shall be uPVC and all other fittings shall be cast iron, all with similar push-in type joints Carried Forward R Brought Forward R
SUPPLEMENTARY PREAMBLES. Descriptions Descriptions of bolts shall be deemed to include nuts and washers. Descriptions of expansion anchors and bolts and chemical anchors and bolts shall be deemed to include nuts, washers and mortices in brickwork or concrete. Metalwork described as "holed for bolt(s)" shall be deemed to exclude the bolts unless otherwise described.
