Spon’s Architects’ and Builders’ Price Book 2012

851 Pages·2012·6.33 MB·English

by  Davis Langdon

Spon’s
Architects’
and Builders’
Price Book
2012

Spon’s
Architects’
and Builders’
Price Book
Edited by
Davis Langdon, An AECOM Company
2012
One hundred and thirty-seventh edition
Firstedition1873
Onehundredandthirty-seventheditionpublished2012
bySponPress
2ParkSquare,MiltonPark,Abingdon,Oxon,OX144RN
SimultaneouslypublishedintheUSAandCanada
bySponPress
711ThirdAvenue,NewYork,NY10017
SponPressisanimprintoftheTaylor&FrancisGroup,aninformabusiness
©2012SponPress
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inaccordancewiththeCopyright,DesignsandPatentsAct1988
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informationcontainedinthisbookandcannotacceptlegalresponsibilityorliabilityforanyerrorsor
omissionsthatmaybemade.
BritishLibraryCataloguinginPublicationData
AcataloguerecordforthisbookisavailablefromtheBritishLibrary
ISBN13:978-0-415-68063-9(hardback)
ISBN13:978-0-203-15719-0(ebook)
ISSN:0306-3046
TypesetinArialbySponPress
Contents
PrefacetotheOneHundredandThirty-SeventhEdition ix
SpecialAcknowledgements xi
Acknowledgements xiii
HowtoUseThisBook xvii
PART1:GENERAL
CapitalAllowances 3
ValueAddedTax 11
TheAggregatesLevy 19
LandRemediation 25
TheLandfillTax 35
PropertyInsurance 37
BuildingCostsIndices,TenderPricesIndicesandLocationFactors 41
Preliminaries 47
PART2:RATESOFWAGES
BuildingIndustry–England,WalesandScotland 65
BuildingandAlliedTradesJointIndustrialCouncil 66
RoadHaulageWorkersemployedintheBuildingIndustry 66
PlumbingandMechanicalEngineeringServicesIndustry 67
LabourRateCalculations 69
PART3:APPROXIMATEESTIMATING
BuildingPricesperFunctionalUnit 79 ApproximateEstimatingRates 159
BuildingPricesperSquareMetre 83 1Substructure 160
BuildingCostModels 93 2.1Frame 163
LandRemediation 94 2.2UpperFloors 166
DistributionCentre 96 2.3Roof 166
SmallIndustrialUnit 101 2.4StairsandRamps 170
CentralLondonOffices 103 2.5ExternalWalls 171
SustainableOfficeRefurbishment 110 2.6WindowsandExternalDoors 175

Supermarket 114 2.7InternalWallsandPartitions 177
CarShowroom 121 2.8InternalDoors 178
HealthCentre 124 3.1WallFinishes 179
SchoolRefurbishment 129 3.2FloorFinishes 180
PrimarySchoolExtension 133 3.3CeilingFinishes 182
SecondarySchoolBlockExtension 137 4Fittings,FurnishingsandEquipment 183
Apartments 140 5.1SanitaryAppliances 183
Hotel 150 5.4WaterInstallations 185
CommunityCentre 155 5.5SpaceHeating,AirCondictioningand
Ventilation 185
vi Contents
5.8ElectricalInstallations 186 5.13SpecialInstallations 190
5.9GasandOtherFuelInstallations 188 5.14BuildersWorkinConnectionwithServices190
5.10LiftandConveyorInstallations 188 8SiteWorks 190
5.11FireandLightningProtection 189 8.6ExternalDrainage 194
5.12Communication,SecurityandControl 8.7ExternalServices 196
Systems 189
PART4:PRICESFORMEASUREDWORKS
Introduction 200 H31MetalProfiled/FlatSheet
CDemolition/Alteration/Renovation 201 Cladding/Covering/Siding 329
C20Demolition 201 H32PlasticsProfiledSheet
C30Shoring/FacadeRetention 205 Cladding/Covering/Siding 331
C41Repairing/Renovating/ConservingMasonry205 H41GlassReinforcedPlasticPanelCladding
C50Repairing/Renovating/ConservingMetal 209 Features 332
C51Repairing/Renovating/ConservingTimber 209 H51NaturalStoneCladdingFeatures 332
C52Fungus/BeetleEradication 211 H53ClaySlab/Cladding/Features 335
C90Alterations–SpotItems 212 H60PlainRoofTiling 335
DGroundwork 224 H61FibreCementSlating 344
D20ExcavationandFilling 224 H62NaturalSlating 344
D30CastInPlacePiling 234 H63ReconstructedStoneSlating/Tiling 346
D32SteelPiling 235 H64TimberShingling 347
D40EmbeddedRetainingWalling 236 H71LeadSheetCoverings/Flashings 347
D41CribWalls/Gabions/Reinforced H72AluminiumSheetCoverings/Flashings 350
Earthworks 236 H73CopperStripSheetCoverings/Flashings 353
D50Underpinning 237 H74ZincStripSheetCoverings/Flashings 356
EInSituConcrete/LargePrecastConcrete 242 H75StainlessSteelSheet
E10InSituConcreteConstruction 242 Coverings/Flashings 362
E20FormworkforInSituConcrete 250 H76FibreBitumenThermoplasticSheet
E30ReinforcementforInSituConcrete 257 Coverings/Flashings 364
E40DesignedJointsInSituConcrete 261 H92RainscreenCladding 365
E41WorkedFinishes/CuttingtoInSitu JWaterproofing 366
Concrete 264 J10SpecialistWaterproofRendering 366
E42AccessoriesCastintoInSituConcrete 266 J20MasticAsphaltTanking/Damp-Proof
E50PrecastConcreteLargeUnits 267 Membranes 366
E60Precast/CompositeConcreteDecking 268 J21MasticAsphaltRoofing/Insulation/Finishes 367
FMasonry 269 J30LiquidAppliedTanking/Damp-Proof
F10Brick/BlockWalling 269 Membranes 368
F11GlassBlockWalling 290 J40FlexibleSheetTanking/Damp-Proof
F20NaturalStoneRubbleWalling 291 Membranes 368
F22CastStoneWalling/Dressings 292 J41BuiltUpFeltRoofCoverings 369
F30Accessories/SundryItemsforBrick/Block/ J42SingleLayerPlasticRoofCoverings 374
StoneWalling 294 J43ProprietaryRoofDeckingwithFeltFinish 377
F31PrecastConcreteSills/Lintels/Coping KLinings/Sheathing/DryPartitioning 378
Features 303 K10PlasterboardDryLining/Partitions/Ceilings 378
GStructural/CarcassingMetal/Timber 304 K11RigidSheetFlooring/Sheathing/Linings/
G10StructuralSteelFraming 304 Casings 389
G12IsolatedStructuralMetalMembers 310 K13RigidSheetFineLinings/Panelling 395
G20Carpentry/TimberFraming/FirstFixing 310 K14GlassReinforcedGypsum
HCladding/Covering 325 Linings/Panelling 395
H10PatentGlazing 325 K20TimberBoardFlooring/Sheathing/Linings/
H11CurtainWalling 326 Casings 396
H20RigidSheetCladding 328 K30DemountablePartitions 399
H30FibreCementProfiledSheetCladding 328 K32FramedPanelCubiclePartitions 399
Contents vii
K33Concrete/TerrazzoPartitions 401 P20UnframedIsolatedTrims/Skirtings/Sundry
K40DemountableSuspendedCeilings 401 Items 497
K41RaisedAccessFloors 404 P21Ironmongery 505
LWindows/Doors/Stairs 405 P30Trenches/Pipeways/PitsforBuriedEngineering
L10Windows/Rooflights/Screens/Louvres 405 Services 523
L20Doors/Shutters/Hatches 417 P31Holes/Chases/Covers/Supportsfor
L30Stairs/Walkways/Balustrades 429 Services 524
L40GeneralGlazing 435 QPaving/Planting/Fencing/SiteFurniture 529
MSurfaceFinishes 440 Q10Kerbs/Edgings/Channels//PavingAccess 529
M10Cement:Sand/ConcreteScreeds/Granolithic Q20Hardcore/Granular/CementBoundBases 530
Screeds/Topping 440 Q21InSituConcreteRoads/Pavings 531
M11MasticAsphaltFlooring/FloorUnderlays 442 Q22CoatedMacadam/AsphaltRoads/Pavings 532
M12TrowelledBitumen/Resin/RubberLatex 443 Q23Gravel/Hoggin/WoodchipRoads/Pavings 535
M20Plastered/Rendered/RoughcastCoating 444 Q25Slab/Brick/Block/Sett/CobblePavings 535
M21InsulationWithRenderedFinish 451 Q26SpecialSurfacings/PavingsforSport 538
M22SprayedMineralFibreCoatings 451 Q30Seeding/Turfing 538
M30MetalMeshLathing/AnchoredReinforcement Q31Planting 539
forPlasteredCeilings 452 Q40Fencing 540
M31FibrousPlaster 453 RDisposalSystems 544
M40Stone/Concrete/Quarry/CeramicTiling 454 R10RainwaterPipework/Gutters 544
M41TerrazzoTiling/InSituTerrazzo 457 R11FoulDrainageAboveGround 550
M42WoodBlock/CompositionBlock/Parquet 459 R12DrainageBelowGround 555
M50Rubber/Plastic/Cork/Lino/CarpetTiling/ R13LandDrainage 578
Sheeting 459 SPipedSupplySystems 580
M51EdgeFixedCarpeting 463 S10/S11HotandColdWater 580
M52DecorativePapers/Fabrics 464 S13PressurisedWater 586
M60Painting/ClearFinishing 464 TMechanicalHeating/Cooling/Refrigeration
NFurniture/Equipment 478 Systems 588
N10/11GeneralFixtures/KitchenFittings 478 T10Gas/OilFiredBoilers 588
N13SanitaryAppliances/Fittings 485 T31LowTemperatureHotWaterHeating 589
N15Signs/Notices 492 VElectricalSystems 590
PBuildingFabricSundries 493 V21/V22GeneralLightingandLowVoltage
P10SundryInsulation/ProofingWork/Fire Power 590
Stops 493 WSecuritySystems 592
W20LightningProtection 592
PART5:FEESFORPROFESSIONALSERVICES
Introduction 595
Architects'Fees 596
QuantitySurveyors'Fees 598
ConsultingEngineers'Fees 630
TheTownandCountryPla nningFeesRegulations2008 634
TheBuilding(LocalAuthorityCharges)Regulations1998 635
PART6:DAYWORKANDPRIMECOST
BuildingIndustry 637
PART7:USEFULADDRESSESFORFURTHERINFORMATION
UsefulAddressesforFurtherInformation 671
viii Contents
PART8:TABLESANDMEMORANDA
ConversionTables 689 Metal 725
Geometry 693 Kerbs,Pavingetc. 743
Formulae 697 Seeding/TurfingandPlanting 751
Earthwork 698 FencingandGates 754
ConcreteWork 704 Drainage 759
Reinforcement 709 ElectricalSupply/Power/LightingSystems 766
Formwork 711 RailTracks 767
Masonry 712 Fractions,DecimalsandMillimetreEquivalents 770
Timber 715 ImperialStandardWireGuage(SWG) 771
Roofing 720 Pipes,Water,Storage,Insulation 772
Glazing 724
INDEX 781
Preface to the One Hundred and
Thirty-Seventh Edition
Recentconstructionactivitytrends
TheUKconstructionindustryisbeingpulledindifferentdirections.Outlookformanycontractorsisuncertainasthe
adventofanewfinancialyearheraldstherealstartofthegovernment'spublicsectorcutbacks.Theprivatesector
ismakingmorepositivesoundsbutthereisstillalaginbringingprojectstomarket.Atthesametimetherehave
beensoaringinputcostsasglobaluncertaintiesandimprovingdemandsendcommoditypricesupwards.
Theseconflicting signalsare resultingincontractorssubmittingpricesthatare evenmore difficultto predict than
ever.
(cid:1) Davis Langdon tender index shows that tender prices have fallen approximately 2.5% over the last 12
months
(cid:1) Buildingcostspulledindifferentdirectionswithlabourratesfrozenandmaterialspricesrising.Buildingcosts
havebeenrisingsteadilysince2009–anincreaseof3.5%overthelastyearandprojectedtorisebetween
5%and4.5%overthenext2years
(cid:1) Consumer price inflation is at twice government target and forecast to go higher before heading back
towardstargetin2012
(cid:1) Manufacturinginputcostsatveryhighlevelsbutoutputpricesunabletomatchinputcostincreases
(cid:1) Steelpriceincreasespushconstructionpricestowardsmuchhigherlevelsofinflation
(cid:1) Morewageagreementsfrozenalthoughbuildersawaitpossiblenewsettlement
(cid:1) Constructionearningsstillfallingbutredundanciesdeclining
Bookpricelevel
ThepricelevelofSpon’sA&B2012hasbeenindexedat454,areductionof3%fromthe2011bookindexof468.
Readers of Spon’s A&B are reminded that Spon is the only known price book in which key rates are checked
againstcurrenttenderprices.
Thisedition
Futuremeasurementchanges
On 1 May 2009 the official publication of the first volume of the RICS New Rules of Measurement (NRM) was
made.Thisinitialvolume,Orderofcostestimatingandelementalcostplanning,providesguidanceonthequanti-
ficationofbuildingworksfo rthepurposeofpreparingcostestimatesandcostplans.Inaddition,itdirectshowto
quantifyotherfactorsincludingpreliminaries,overheadsandprofit,projectteamanddesignteamfees,riskallow-
ancesandinflation.SamplecalculationsareshownforOrderofCostEstimatingandElementalLevelCostPlan-
ninginHowtoUsethisBooksectionofthebook.
Profitsandoverheads
The2012editionincludesa2.5%mark-upformaincontractor’soverheadsandprofitintheMeasuredWorkssection
Preliminaries
Therearesignsthatpreliminariescostsarebeginningtosoften,buttheystilltypicallyrangefrom10%to13%,and
sometimes,evenlower.Wehavesetourexampleprovisionforpreliminariesat11%.
PricesincludedwithinthiseditiondonotincludeforVAT,whichmustbeaddedifappropriate.