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Cost analysis

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Cost analysis based on tender sum

SUBSTRUCTURE

FOUNDATIONS/SLABS£57.03/m2

Trenchfill foundations, reinforced concrete insulated oversite slab

SUPERSTRUCTURE

FRAME£13.58/m2

Reinforced in-situ concrete columns and precast concrete beam units

UPPER FLOORS£60.70/m2

Reinforced in-situ concrete suspended floor slabs

ROOF£39.14/m2

Timber roof structure with zinc roof covering and Sarnafil internal gutters

ROOFLIGHTS£1.14/m2

Mild steel framed, laminated glass laylights

STAIRCASES£23.08/m2

Precast concrete stairs with glass callasten

EXTERNAL WALLS£126.48/m2

Facing-brick and block cavity wall

WINDOWS£112.84/m2

Aluminium self-finished windows and double-glazed units

EXTERNAL DOORS£3.81/m2

American white oak doors and frames

INTERNAL WALLS AND PARTITIONS£27.94/m2

Lightweight solid concrete blocks

INTERNAL DOORS£41.28/m2

Timber solid-core flush doors and fixings

INTERNAL FINISHES

WALL FINISHES£14.46/m2

Plaster and emulsion paint to walls, ceramic tiles to splashbacks

FLOOR FINISHES£28.66/m2

Cement-and-sand floor and Heuga carpet tiles

CEILING FINISHES£11.92/m2

Plaster and wallboard and skim-coat ceiling, Gyproc m/f ceilings, emulsion painted

FITTINGS AND FURNISHINGS

FURNITURE45.87/m2

Kitchen fittings, shelving, stainless steel worktops, white goods, wardrobes and vanity units

SERVICES

SANITARY APPLIANCES£27.98/m2

Twyfords white glazed wc suites and wash-hand basins

SERVICES EQUIPMENT£5.42/m2

Fire detection

DISPOSAL INSTALLATIONS£19.75/m2

Vitrified clay drainage and brick-constructed manholes

WATER INSTALLATIONS£59.64/m2

Hot and cold water services

SPACE HEATING/AIR TREATMENT£139.15/m2

Radiator system and boilers. Comfort cooling to Pilch Room

ELECTRICAL SERVICES£210.91/m2

General lighting and power, emergency lighting, theatrical lighting, external lighting, tv system, pa system, fire-alarm system, door-entry system, cctv wiring

PROTECTIVE INSTALLATIONS£10.82/m2

Lightning protection and security

COMMUNICATION INSTALLATIONS£13.54/m2

Telephone and data installation

BUILDER'S WORK IN CONNECTION£13.14/m2

PRELIMINARIES AND INSURANCES

PRELIMINARIES, OVERHEADS & PROFIT£115.53/m2

EXTERNAL WORKS

LANDSCAPING, ANCILLARY BUILDINGS£264,227

Cost summary

Cost per m2 Per cent

(£)of total

SUBSTRUCTURE57.034.66

SUPERSTRUCTURE

Frame13.581.11

Upper floors 60.704.96

Roof 39.143.20

Rooflights1.140.09

Staircases23.081.89

External walls126.4810.33

Windows112.849.22

External doors3.810.31

Internal walls and partitions27.942.28

Internal doors41.283.37

Group element total449.9936.77

INTERNAL FINISHES

Wall finishes14.461.18

Floor finishes28.662.34

Ceiling finishes11.920.97

Group element total55.044.49

FITTINGS AND FURNITURE45.873.75

SERVICES

Sanitary appliances27.982.29

Services equipment5.420.44

Disposal installations19.751.61

Water installations59.644.87

Space heating/air treatment139.1511.37

Electrical services210.9117.24

Protective installations10.820.89

Communication installations13.541.11

Builder's work in connection13.141.07

Group element total500.3540.89

PRELIMINARIES & INSURANCE115.539.44

Total1223.81100.00

CREDITS

START DATE

November 1994

CONTRACT DURATION

18 months

GROSS EXTERNAL FLOOR AREA 2224m2

FORM OF CONTRACT

JCT 1980 with Quantities

TOTAL COST

£2,985,892

CLIENT

Balliol College, University of Oxford

ARCHITECT

MacCormac Jamieson Prichard: Richard MacCormac, Peter Jamieson, Jeremy Estop, Graham Henderson, Pal Sandhu, Allyson Vernon,

MAIN CONTRACTOR

Benfield & Loxley (Oxford)

QUANTITY SURVEYOR

Peter W Gittins & Associates

STRUCTURAL ENGINEER

Price & Myers

SERVICES ENGINEER

Carl Bro Group

CLERK OF WORKS

David John

SUBCONTRACTORS AND SUPPLIERS

asphalt Quarry Asphalt, brickwork F&D Brown, electrical R T Harris, floor coverings Tameplace, ironmongery Elite Architectural Ironmongery, joinery Swindon Woodworking, mechanical F G Alden, metalwork Boundary Metal; WIG Engineering, plumbing H&E Engineers (Oxford), Sarnafil roofs & gutters Midland Single Ply, zinc roofing Boss Metals, bricks Williamson Cliff; Ketley Brick, concrete blockwork Plasmor, carpet tiles Desso (UK), doors Manor Doors, linoleum Forbo Nairn, kitchen units Hapworth, disabled lifts Britannia Lifts, concrete paving slabs Naylor Concrete Products, roofing Rheinzink; Sarnafil, sanitaryware Twyfords Bathrooms, prefabricated shower rooms E J Baderkabiner, windows Schuco International

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