1.0 Introduction
This study is showing two vacant sites which are located at Aberdeen City, Grampian ( the border of the metropolis ) and the other one at Edinburgh City, Scotland ( metropolis Centre ) . This study content is the design and cost analysis to construct a 3 storey new offices with building to get down every bit shortly as possible.
This new office will be about 1,500mA? which included offices, response country, all accessory infinites to suit staff, a board room to sit 50 and five meeting suites to sit 10 – 15 people. The installations required is air- conditioning offices and CCTV protection, and the proposed building is steel frame with pitched roof.
1.1 Aim
This study is to:
O Decide whether metropolis Centre or outskirts which more suited for cost economy.
O Provide an lineation cost program for the undertaking site mentioned.
O Advice on sustainability facets of the proposed undertaking.
O Provide dislocation by comparing few location before any determination taken.
O Achieve a steadfast monetary value by looking into the design of the offices.
O Recommend the strategic location to the client.
2.0 BACKGROUND OF PROPOSED OFFICE Building
Proposed 3 floors high quality offices block together with external plants including response country, a board room to sit 50, five meeting suites to sit 10 – 15 people, services, security and CCTV protection and site lighting. Besides, solar warming panels are proposed for this undertaking. Slimdek steel system is selected for frame work with steel pitch roof with aluminum standing seam facing is proposed.
3.0 BCIS DATA – DISTRICT PROFILES
Based on BCIS historical informations, analysis and the inside informations of selected six ( 6 ) similar undertaking of ( new office edifice ) are as below:
I ) Elemental analysis figure 24828, A-3-1,253, this is 3 storey office block together with external plants including precast concrete and macadam pavement, steel mesh fence, brick walls, landscape gardening, services, drainage, site lighting, rhythm racks and bitts at Wilmslow, Cheshire, Massclesfield.
two ) Elemental analysis figure 23877, 3-7,600, this is 3 storey office block together with external plants including pavement, enclosures, landscape gardening, services, drainage and minor edifices at Merthyr Tydfil, Mid Glamorgan, Merthyr Tydfil.
3.0 BCIS DATA – DISTRICT PROFILES ( Cont ‘d )
three ) Elemental analysis figure 25344, A-3-2,045, this is 3 storey office block together with external plants including block pavement, fence, walls, landscape gardening, services drainage, site lighting, rhythm shop and chiropteran roost at Banbury, Oxfordshire, Cherwell.
four ) Elemental analysis figure 25163, A-3 ( 2 ) -718, this is 2 and 3 storey office block together with external plants including landscape gardening, services and drainage at Aylesbury, Buckinghamshire, Aylesbury Vale.
V ) Elemental analysis figure 22434, A-3 ( 4 ) -3,887, this is 3 storey office block together with external plants including entree roads and auto parking, landscape gardening, services, drainage, bin and rhythm shops at Oxford, Oxfordshire, Oxford.
six ) Elemental analysis figure 22437, B-3-6,652, this is 3 storey office block together with external plants including macadam and block pavement to supply 167 parking infinites, extended landscape gardening, services and drainage at Uxbridge, Greater London, London Borough of Hillingdon.
|
Item |
Location |
Analysis Index/yr one-fourth |
Original Cost per mA? ( ? ) |
Preliminary ( % ) |
Contingency ( % ) |
GFA ( mA? ) /Storey |
Location Factor |
|
1 |
Wilmslow, Cheshire, Macclesfield |
247 / 2Q2008 |
1,125.98 |
21.68 |
2.93 |
1,253 / 3 Storey |
0.97 |
|
2 |
Mid Glamorgan, Merthyr Tydfil |
221 / 1Q2005 |
1,607.93 |
14.52 |
3.04 |
7,600 / 3 Storey |
0.98 |
|
3 |
Banbury, Oxfordshire, Cherwell |
246 / 3Q2008 |
1,482.95 |
19.24 |
1.06 |
2,045 / 3 Storey |
0.99 |
|
4 |
Aylesbury, Buckinghamshire, Aylesbury Vale |
241 / 2Q2007 |
1,726.46 |
16.93 |
6.88 |
718 / 3 Storey |
1.06 |
|
5 |
Oxford, Oxfordshire, Oxford |
195 / 4Q2003 |
1,211.53 |
12.53 |
– |
3,887 / 3 Storey |
1.07 |
|
6 |
Uxbridge, Greater London, London Borough of Hillingdon |
200 / 1Q2004 |
1,290.13 |
15.79 |
0.37 |
6,652 / 3 Storey |
1.15 |
3.0 BCIS DATA – DISTRICT PROFILES ( Cont ‘d )
Note:
I ) Cost per mA? excepting eventualities.
two ) The cost program of the above 6 undertakings are enclosed in Appendix ( I ) and ( II ) ( Analysis 1 and 2 ) .
three ) The item specifications are enclosed in Appendix IV.
4.0 COST PLAN ANALYSIS AND PROPOSAL
Based on this study, location factor below 1.00 is considered as fringe of metropolis and above 1.00 is considered as metropolis Centre.
One of the BCIS informations – Merthyr Tydfil Mid Glamorgan, Merthyr Tydfil is banned in this study for analysis and comparing due to the undermentioned ground:
I. The cost per mA? is excessively high comparing to others undertaking and the location factor is merely 0.98.
two. Many component cost is undefined in inside informations, illustration floor coatings, wall coatings, ceiling coatings, internal and external doors, roof, etc.
three. The preliminary is merely 14.52 % of the contract amount ( excepting eventualities ) compare to others 5 undertakings. Therefore, this elemental cost is non analytical.
Price & A ; Design Risk is assumed as 7.0 % and eventualities assumed as 2.5 % for the two proposed undertaking.
4.1 Element cost accommodation
The rational accommodation for component cost as below:
I. 2A Frame – Proposed steel column and beam frame for this edifice. This component is cost 5.36 % of the undertaking and 2.30 % lower if comparison with Merthyr Tydfil undertaking.
two. 2C Roof – Proposed steel pitched roof with individual ply waterproofing membrane for this edifice. This component is cost 4.43 % of the undertaking and 1.44 % lower if comparison with Merthyr Tydfil undertaking.
three. 2G Internal Wall / Partitions – Proposed metal he-man and cell dividers is because a board room and two meeting room are required by client.
four. 2H Electrical Installation – The per centum distribute to this component is 12.43 % and is the highest comparison to other five undertakings. Therefore, we proposed to cut down the utilizations of electricity to this edifice by 5.97 % .
4.2 Cost analysis program for metropolis Centre – Edinburgh City, Scotland
Refer to the above BCIS informations, location factor above 1.00 is Aylesbury, Buckinghamshire, Aylesbury Vale, Oxford Oxfordshire, Oxford and Uxbridge, Greater London, London Borough of Hillingdon.
Harmonizing to the current cost index of 212 ( 1Q2010 ) for the Proposed 3 Storey New Office Block at Edinburgh City and location factor is 1.09. The updated cost per mA? for Aylesbury, Buckinghamshire, Aylesbury Vale is ? 1,561.69, Oxford Oxfordshire, Oxford and Uxbridge is ? 1,341.77, Greater London, London Borough of Hillingdon is ? 1,296.19.
Oxford Oxfordshire, Oxford and Uxbridge and Greater London, London Borough of Hillingdon is non selected because the updated cost per mA? is lower than Aylesbury, Buckinghamshire, Aylesbury Vale. The low monetary value for these two countries may be due to the location that nearby the border of the metropolis and it is unable to accomplish a high category office edifice.
However, the updated cost per mA? of ? 1,561.69 for Aylesbury, Buckinghamshire, Aylesbury Vale is selected for budgeting intent merely and this is current cost and non includes building rising prices and involvement rates.
The current cost bound is ? 2,322,729 and the projected stamp sum is ? 2,300,817 as apply ? 1,401.38 as current cost per mA? in analysis 3.
4.3 Cost analysis program for outskirts of metropolis – Aberdeen City, Grampian
Refer to the above BCIS informations, location factor below 1.00 is Wilmslow Cheshire, Macclesfield, Merthyr Tydfil Mid Glamorgan, Merthyr Tydfil and Banbury Oxfordshire, Cherwell.
Harmonizing to the current cost index of 212 ( 1Q2010 ) for the Proposed 3 Storey New Office Block at Aberdeen City and location factor is 0.96. The updated cost per mA? for Wilmslow Cheshire, Macclesfield is ? 956.47, Merthyr Tydfil Mid Glamorgan, Merthyr Tydfil is ? 1,510.97 and Banbury Oxfordshire, Cherwell is ? 1,239.27.
Wilmslow Cheshire, Macclesfield and Banbury Oxfordshire, Cherwell is non selected because the updated cost per mA? is lower than Merthyr Tydfil Mid Glamorgan, Merthyr Tydfil. The low monetary value for these two countries may be due to the market status and the competitory between them make the stamp monetary value on lower side for this two undertakings.
However, the updated cost per mA? is adjust to ? 1,510.97 for Merthyr Tydfil Mid Glamorgan, Merthyr Tydfil is selected for budgeting purpose due to the market status is floaty and non competitory that mean the stamp monetary value will on high side.
The current cost bound is ? 2,045,718 and the projected stamp sum is ? 2,026,419 as apply ? 1,234.25 as current cost per mA? in analysis 3.
4.4 Cost comparing for metropolis Centre and outskirts of metropolis
Based on the cost program for this 3 storey new office edifice at Edinburgh City and Aberdeen City, the projected stamp sum for 2Q2010 is ? 2,300,817 and ? 2,026,419 severally. The cost between this two distinct is ? 274,398 or 13.54 % .
5.0 SUSTAINABILITY OF Building
Building proprietors, interior decorators and builders face a alone challenge to run into demands for new and renovated installations that are accessible, secure, healthy, and productive while minimising their impact on the environment. The chief aims of sustainable design are to avoid resource depletion of energy, H2O, and natural stuffs ; prevent environmental debasement caused by installations and substructure throughout their life rhythm ; and make reinforced environments that are liveable, comfy, safe, and productive.
In UK, Green Building, besides known as green building or sustainable edifice, is the pattern of making constructions and utilizing procedures that are environmentally responsible and resource-efficient throughout a edifice ‘s life-cycle: from sitting to plan, building, operation, care, redevelopment, and deconstruction.
5.1 Reduce Carbon Dioxide Emission
In UK, one-year CO2 emanation is 568,520 in 1000s of metric dozenss. Buildings are responsible for more than 70 per centum of electricity usage ; hence, cut downing electricity usage in edifices straight affects C emanations in electricity production.
Therefore, solar panels and heat exchange system are proposed in this undertaking for infinite warming and air-conditioning.
5.2 Whole life cost of the edifice
Solar energy is renewable and basically free. There are two factors that influence the sum of money solar panels will salvage you on your electricity measures: 1 ) the sum of money you spend on your current electric measure, and 2 ) the sum of electricity your solar panels will be supplying.
The demands of solar energy acquire good known because of the high monetary values for electricity measure utilizing conventional beginning. The worldwide of demand for solar energy is greater than its supply. This is due to it will cut energy ingestion and pollution beginnings like they have lower heat loss, less air escapes, warmed window surface that better comfort and minimise condensation.
Automatic lighting and air conditioning control system is proposed, illustration it will automatic off and / or alteration to some low electromotive force lighting after working hr.
6.0 COST SAVINGS PROPOSAL
The cost program is for appraisal budgeting merely but non concluding contract amount for this undertaking, so to command the concluding cost within budget and / or addition extra net income from the economy, the following cost nest eggs for this undertaking are proposed:
I. Proposed Slimdek extends the scope of cost-efficient steel options for modern edifices. Ease of planning and service, combined with a decrease in edifice tallness, gives important cost and velocity of building benefits. Slimdek is particularly economical for extremely serviced edifices. Flexibility of routing services without restraint and the ability to suit services between the ribs can take to significant nest eggs in the cost of services.
two. Proposed to get down work at month April 10 ‘ because the frame work and roof covering able to complete when winter season, this aid to salvage extra cost when concept in winter season, examples heating for bring arounding concrete, protection of new work ( concrete and brickwork ) , etc. This assist contractor to salvage extra cost and will reflect to overall development cost for client.
three. Solar warming panels is a the use of solar energy to supply procedure that depends on the solar radiation, surface country, surface coefficient of reflection, surface emissivity, ambient temperature, and thermic convection from air current.
7.0 ADDITIONAL INFORMATION TO ACHIEVE A FIRM PRICE
We required extra information which will hold impact on costs in order to fix a firmer appraisal cost as below:
I. Ground status
two. Site topography
three. Site bing construction, handiness and protection
four Market status
v. Type of contract for the undertaking
8.0 CONCLUSION / RECOMMENDATIONS
The quality of the edifice is more of import for offices than for other development like retail. It should supply necessary services and enable flexible sub-division of floor infinite. While location ( reference ) is of import, congestion is cut downing efficiency and promoting out of town office Parkss.
Therefore, Proposed 3 storey office block at Aberdeen City, Grampian alternatively of Edinburgh City due to the undermentioned grounds:
I. Based on the comparing, the cost is excessively high physique at metropolis Centre, i.e. ? 274,398 or 13.54 % higher instead use the money for upgrade the edifice quality.
two. Office edifice is promoting to construct at outskirts of metropolis due to the congestion is cut downing efficiency and the quality of office edifice is more of import than location.
three. The land value at Edinburgh City is more expensive comparison with Aberdeen City, Grampian. This 3 floor little office ca n’t to the full use the land value at Edinburgh City.
four. harmonizing to CB Richard Ellis, Market View Scottish Office H1 2008, completion of office at Edinburgh City are set extremum in 2009 when 611,400 sq foot ( 56,799 sq m ) is anticipated to be delivered mean the market of office development at Edinburgh City is competitory.
9.0 COST PLAN SUMMARY
Appendix I – Aberdeen City, Grampian ( Proposed to develop )
Appendix II – Edinburgh City, Scotland
Note: Each Appendix including Analysis 1, 2 & A ; 3.
Cost comparing for Aberdeen City, Grampian and Edinburgh City, Scotland
