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| All-in costs | |
| The following ranges represent indicative current “all-in” costs typical around the country for these items inclusive of edge detailing, abutments, angles and so on: | |
| £/m2 | |
| 20 mm thick two-coat asphalt roofing, including felt underlay, insulation and vapour control barrier | 55-75 |
| Single-layer polymer roofing membrane, including insulation and vapour control barrier | 60-75 |
| High performance bitumen felt roofing system, including insulation and vapour control barrier | 70-80 |
| Waterproofing | |||
| Unit | Typical low rate £ | Typical mean rate £ | |
| MASTIC ASPHALT TANKING/DAMPPROOF MEMBRANES | |||
| Mastic asphalt BS 6925 Type T, 30 mm, one coat, covered, flat or sloping | m2 | 19.75 | 20.50 |
| Polymer modified mastic asphalt tanking, 3 coats, 20mm thick, vertical | m2 | 55.00 | 60.00 |
| MASTIC ASPHALT ROOFING | |||
| 20 mm two-coat roofing with felt isolating membrane | m2 | 1500 | 16.00 |
| Internal angle fillet | m | 5.00 | 5.50 |
| LIQUID APPLIED TANKING/DAMPPROOF MEMBRANES | |||
| Cold applied DPM, two coats | m2 | 7.50 | 8.25 |
| FLEXIBLE SHEET TANKING/DAMPPROOF MEMBRANES | |||
| Polyethylene 1200 gauge flat to blinded surfaces | m2 | 0.40 | 0.45 |
| vertical to concrete | m2 | 0.65 | 0.70 |
| Polypropylene geotextile filter | m2 | 0.50 | 0.55 |
| Underground structure waterproofing membrane of polypropylene geotextiles enclosing granular sodium bentonite | m2 | 6.00 | 6.50 |
| Bituthene DPM including plywood protection on concrete: horizontal | m2 | 18.00 | 19.50 |
| vertical | m2 | 20.00 | 21.00 |
| BUILT-UP FELT ROOF COVERINGS | |||
| Top quality torch-applied vapour barrier, underlay and capping sheet with rigid polyurethane insulation | m2 | 70.00 | 75.00 |
| Skirting not exceeding 200 mm girth | m | 12.00 | 12.50 |
| SINGLE LAYER PLASTICS ROOF COVERINGS | |||
| 1.2 mm PVC membrane, fully adhered on vapour control layer | m2 | 15.00 | 16.50 |
| 1.2 mm PVC membrane, fixed on vapour control layer and 80 mm insulation | m2 | 45.00 | 50.00 |
| 200mm thick Rockwool rigid insulation board, fully bonded | m2 | 20.00 | 22.50 |
| Rockwool insulation board cut to falls, average 75mm thick, fully bonded | m2 | 30.00 | 35.00 |
| Building materials | ||
| Key indicators | ||
| % change over past nine months Apr 2003-Jan 2004 | % change over past 12 months Jan 2003-Jan 2004 | |
| Consumer prices | ||
| Consumer Prices Index (CPI) | +0.4 | +1.4 |
| Retail Prices Index (RPI) | +1.0 | +2.6 |
| All items excluding mortgage interest payments (RPIX) | +0.8 | +2.4 |
| All items excluding mortgage interest payments and indirect taxes (RPIY) | +0.8 | +2.0 |
| Industry generally | ||
| Materials and fuels purchased by manufacturing industry | +1.4 | 0 |
| of which materials | +0.2 | -0.3 |
| fuel | +15.0 | +3.9 |
| Materials and fuels purchased by manufacturing industry excluding food, beverages, tobacco and petroleum industries | -1.3 | 0 |
| Output prices of manufactured products | +0.8 | +1.6 |
| Output prices of manufactured products excluding food, beverages, tobacco and petroleum | +0.9 | +1.4 |
| Construction industry | ||
| Construction materials | +0.7 1 | +2.3 2 |
| Housebuilding materials | +1.1 1 | +2.5 2 |
| Machinery and equipment (U.K. manufacture) | +0.7 | +1.0 |
| Electrical machinery and apparatus (U.K. manufacture) | +0.4 | +0.5 |
| Source: Office for National Statistics (January 2004 figures provisional) | 1 April to Dec 2003 (DTI figures) 2 Dec 2002 to Dec 2003 (DTI figures) | |
| Notes: The ONS category of machinery and equipment includes mechanical engineering items such as pumps, taps, valves, lifts, cooling and ventilation equipment. Electrical machinery and apparatus includes electrical engineering materials such as electricity distribution and control apparatus, wires and cables and lighting equipment. | ||
| Construction materials price changes | |
| Item | April 2003-Jan 2004 |
| Sand and gravel | -4.7 |
| Coated roadstone | -2.6 |
| Timber windows, doors and frames | +9.0 |
| Plastic sanitary ware | +2.2 |
| Cement | -2.2 |
| Ready mixed concrete | -4.7 |
| Bituminous mixtures | +2.4 |
| Lead, zinc and tin products | +19.6 |
| Copper tubes and fittings | +7.1 |
| Kitchen furniture | +7.4 |
| Sawn softwood (imported) | +2.2 |
| Veneers, plywood etc (imported) | -8.3 |
| (Source: ONS Producer Price Indices) | |
| Commodities | ||
| Metals | April 03-Jan 04 | Jan 03-Jan 04 |
| Primary aluminium | +20.4 | +17.5 |
| Copper | +50.8 | +44.7 |
| Lead | +66.7 | +63.5 |
| Zinc | +33.8 | +35.9 |
| (Source: London Metal Exchange – three-month buyer prices) | ||
| Price adjustment formulae for construction contracts | |
| % change July 2003-Jan 2004 | |
| Pavings: coated macadam and asphalt | -3.4 |
| Finishes: bitumen, resin and rubber latex flooring | -1.8 |
| Concrete: insitu | -1.7 |
| Insulation | -1.5 |
| Those work categories registering the highest increases over this period are shown below: | |
| Cladding and covering: lead | +9.6 |
| Cladding and covering: copper | +4.6 |
| Pipes and accessories: copper | +4.3 |
| Sanitary appliances | +2.5 |
| Pipes and accessories: plastics | +2.5 |
| Pipes and accessories: aluminium | +2.4 |
| Piling: steel | +2.0 |
| Fencing | +2.0 |
| Pipes and accessories: steel | +2.0 |
| Joint Industry Board for the Elecrical Contracting Industry hourly rates | ||||
| National standard rates | London rates | |||
| Transport provided | Own transport | Transport provided | Own transport | |
| Grade | £/hour | £/hour | £/hour | £/hour |
| Technician or equivalent specialist grade | 11.85 | 12.45 | 12.96 | 13.62 |
| Approved electrician or equivalent specialist grade | 10.45 | 11.05 | 11.53 | 12.18 |
| Electrician or equivalent specialist grade | 9.59 | 10.19 | 10.67 | 11.28 |
| Electrical improver | 8.63 | 9.17 | 9.68 | 10.24 |
| Labourer | 7.61 | 8.18 | 8.60 | 9.20 |
| Senior graded electrical trainee | 8.63 | 9.17 | 9.68 | 10.24 |
| Adult trainee | 7.61 | 8.18 | 8.60 | 9.20 |
| Adult trainee (under 21) | 5.71 | 6.13 | 6.65 | 7.10 |
| Wage agreement summary for major wage-fixing bodies | ||||
| Operatives | Agreement body | Wage rates effective since | Details in | Date of next review |
| Builders and civil engineering operatives | Construction Industry Joint Council | 30 June 2003 | Cost Update 6 June 2003 Spon’s Architects’ and Builders’ Price book 2004 | 28 June 2004 |
| Building & Allied Trades Joint Industrial Council | 9 June 2003 | Cost Update 6 June 2003 Spon’s Architects’ and Builders’ Price book 2004 | Expected to be June 2004 | |
| Plumbers | The Joint Industry Board for Plumbing Mechanical Engineering Services in England and Wales | 5 January 2004 | Details in this issue | 3 January 2005 |
| Scottish and Northern Ireland Joint Industry Board for the Plumbing Industry | 7 April 2003 | Cost Update 6 June 2003 | 22 March 2004 | |
| Heating and ventilating operatives | Joint Conciliation Committee of the Heating, Ventilating and Domestic Engineering Industry | 3 November 2003 | Cost Update 5 December 2003 | 4 October 2004 |
| Electricians | The Joint Industry Board for the Electrical Contracting Industry | 5 January 2004 | Spon’s Architects’ and Builders’ Price book 2004 | Likely to be January 2005 |
| Scottish Joint Industry Board for the Electrical Contracting Industry | 5 January 2004 | Details in this issue | Likely to be January 2005 | |