PRELIMINARY IN BUILDING CONSTRUCTION
The important of Preliminary is to describe the works as a whole and to specify general conditions and requirement for their execution including such things as sub-contracting, approvals, testing and completion.
It covers financial matters which relate to the contract as a whole section.
THE ROLES OF ARCHITECT IN BUILDING CONSTRUCTION
Client’s briefing and requirements including survey plan(s) other statutory documents, visiting and appraising and analyzing the site, sourcing of statutory design data and information. Analyzing the client’s requirements and sourcing other consultants input therein.
§ Preparing, illustrating and describing outline proposal in an appropriate scale. While on maintenance works, detailed schedule of dilapidation to include extent and level of damage, deterioration, disrepair and defects amongst others, shall accompany the proposal.
§ Advising, guiding the client on the needs to take any major decision required and receiving appropriate approval.
§ Preparing appropriate design scheme consisting of drawings and outline specifications sufficient to indicate spatial arrangements, material usage and design configuration in conjunction with site arrangements and architectural massing.
§ Preparation of comprehensive workings and contract documents, including designs/technical specification The detailed working/construction drawing shall include:
§ Detailed site plan showing the design orientation and configuration,
statutory setbacks, external works; septic tanks, soak away pits and inspection chambers; gates, fence locations, parking and any other design information relevant to the scheme.
1. Overall plans of the scheme for all floors including the roof plan detailed dimensions, annotations and blown up details of all part in appropriate scale for other consultants use and constructor works.
2. Detailed sections, elevations, wall and floor finishes, construction details, levels.
3. Working details, window and door schedules, ironmongery schedule fittings and fixtures.
4. Detailed material specification book and painting schedule for the scheme.
5. Co-ordination and reconciliation of all the drawings and inputs of other consultants and specialists.
6. Providing appropriate information, drawings, and specifications for preparation of Bills Quantities.
7. Reconciling all structural drawings and their specification with the architectural design to ensure that there are no conflicts or discrepancies.
8. Reconciling all Mechanical, Electrical, and other specialist drawings, and their specifications with the architectural design to ensure that there are no conflicts or discrepancies.
9. Reconciling all final Bills of quantities with the detailed architectural design, working/construction drawings, and specifications to ensure that there are no conflicts or discrepancies.
10. Co-ordination of reconciliation of all the final designs, specifications, Bills of Quantities, other tender/contract documents and input of all consultants to ensure that there is no conflict or discrepancies.
THE ROLES OF QUANTITY SURVEYORS IN THE CONSTRUCTION INDUSTRY
As the building industry expands in recent years, skilled roles are becoming available, especially in positions like Quantity surveyor. These professionals responsible for the preparation and issuance of any building project cost from initial estimates, through the final acquisition of materials. Their associated roles are varied, better still, it focused on providing clients value for money while adhering to the strict regulations which govern every aspect of the construction industry. Quantity surveyors may choose to specialize in a specific area of the construction industry and therefore focus on areas such as property taxation, costing advice, maintenance of existing buildings and application to funding sources.
The scope of Services for Quantity Surveyor areas follows:
This involves the Preliminary and Final Budget Estimating;
11. Inspection of the site to ascertain site conditions.
12. Preparation of budgetary estimate based on grass floor area or other “unit method”
13. Preparation of preliminary estimated based on Preliminary design/drawings prepared by other consultants. Cost checking of alternative designs and specifications arrive at acceptable final budget estimate
14. Preparation of detailed estimate based on detailed drawings, specifications and schedules prepared by other consultant.
15. Preparation of Bills of Quantities based on detailed
drawings, design, specifications and schedules prepared by other consultants.
16. Preparation of Articles of Agreement.
17. Preparation of Tender form.
18. Preparation of Schedule of Day works
19. Preparation of Preliminary items of works.
20. Advice on Specification and Contract Conditions to other Consultants.
21. Collation of specifications and contract conditions and advice on tendering procedure.
22. Advice on Contractual Arrangement.
23. Pricing of Bills of quantities with a view to the company with Tenders.
24. Collating the Full Tender Document comprising Articles of Agreement, Contract Conditions, Preliminaries, Specifications/ Preambles, Bills of Quantities, Form of Tender and Schedule of Day works.
25. Co-operate with other Consultants on the preparation of the list of contractors and sub-contractors
26. Send the full Tenders.
Contract Administration
Tender evaluation, analysis and reporting
27. Preparation of contract documents for the project, ready for signature (at least five copies).
28. Check and confirm suitability and adequate of Bonds.
29. Advice on Advance Payment and list of materials to be covered
30. Site measurement and preparation of interim valuations for the works on a monthly basis or agreed intervals.
31. Measurements and adjustment of variations in the scope of works, variation, etc.
32. Measurement of (where applicable) and settlement of claims.
33. Management of the cost implication of contractual issues
34. Preparation of periodic assessment of anticipated final cost and reporting thereon.
35. Preparation of Final Accounts for the project.
36. Advice on the management of cost implications on non-contractual issues
METHOD OF VALUING PRELIMINARY IN BUILDING CONSTRUCTION
The Various method of valuing in building construction are:
1. Monthly proportion of total preliminaries
2. Proportion of the contract value.
Monthly proportion of total preliminaries
37. Monthly proportion of total preliminaries in this method, the cost of preliminaries is apportioned over the contract duration on monthly basis.
the first method may result in over payment of the contract period of those not take-in to account that work may be behind schedule to the extent that the complete preliminaries costs may be paid to the contractor before the work is completed neither of them deals effectively with lump sums inserted in the preliminaries.
DIFFERENCES BETWEEN RATE AND PRICE AS USED IN BUILDING CONSTRUCTION PROJECT.
Rate is the estimated worth of something value.
ELEMENT OF RATE
A bill of quantity prepared for any given project will normally contain several items of works to be carried out by the contract .each tendering contractor will be require to insert a rate against each such item before arriving at his tender figure .When coming such rate, certain ingredient or elements that make up rate must be considered. These are :
1. Labour
2. Material
3. Plant
4. Overhead
5. profit
Price is to set a value of something or the cost required to gain possession or to determine the monetary value of an item.
REFERENCES
International Journal of Research In Social Science
Jan. 2015.Vol.4No.9
Estimating and tendering for construction works (Third Edition) by Martin Brook.
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