Also, this contract type widely uses for tasks, which quantities are not able to determine in the initial stage such as demolition. Measurement contract designing buildings wiki share your construction industry knowledge. Summary of bill of quantities ministry of environment. The employer provides a bill of quantities which is priced by the contractor. Remeasurement re measurable contracts unit price contracts september 4, 2019 raoneqs 0. The bills of quantities are required to be prepared using rules in a specified method of measurement.
If the agreed quantities of contract items vary from the quantities in the contract, the county will make payment at the original contract unit. Whilst the housing grants, construction and regeneration act 1996 imposes certain rights where the contract is silent, it is up to the parties to decide when and how payment is to be made. The reevaluation of the value of an asset or liability within a particular account on a companys financial statements. Preambles of bill of quantities manual of contract documents for highway works august 1997 electronic copy not for use outside the agency. Bills of quantities can be converted and presented in excel or cite formats for importing into your estimating software, or delivered electronically, cd, or hard copy types of bills of quantities the main use of a bill of quantities in support of a contract is the traditional and proven means of securing a lumpsum price for carrying out the. The use of lump sum bills of quantities contracts for civil engineering works. All measurements shall be made from the outside of exterior walls, shaft walls or corridors or the center of any common walls, without deduction for columns, stairs or other interior construction or equipment, and shall include any basements and mezzanines in the premises. However, as two recent cases highlight, defining a lump sum contract may not. The bills of quantities are a complete quantification of all items as per tender drawings, should the tenderer require additional or more detailed items he may add them with his tender.
As a result, the employer and the contractor enter the contract with their commitments clear. Remeasurement contract construction payment claims isurv. All works in this section except provisional quantities will be paid for as lumpsums. The priced bills of quantities must be submitted to the departmental project manager. Use of fidic contracts match contract and project decide the form of contract early appoint dispute arbitration board early.
To do this in the remeasurement of your boq, you need to add the bill item for the 10 additional windows, and if possible, price these at a rate analogous to the rates used for other windows. Construction site safety manual in relation to safety management. The contractor will provide their rates based on the boq supplied by the client. Remeasurement priced contract with bill of quantities. Accurate quantities have to be measured from the fully completed design. The quantity surveyor must, on a regular basis, notify the departmental project manager in writing regarding progress with the pretender estimate. Item provisional works c all work described as provisional in these bills of quantities is subject to remeasurement in order to. Bills of quantities for standard residential house 2 bedroom. Mostly re measurable contracts are used to appoint small. Adjusting the value of an asset on a company balance sheet in order to more accurately reflect changes in the value.
The bill of quantities is compiled in accordance with the method described in the standard system for measuring small buildings. Factors affecting the precontract use of the bill of. The association of south african quantity surveyors agreed to make available its model bills of quantities abbreviated descriptions as the base document for an updated version for use in conjunction with the standard method of measuring building work for africa. All the payments will be paid based on the actual work done after measuring the work done. As we mentioned in the lump sum contracts, procurement method to execute work is mainly decided based on the clients. Fidic 1999 is a remeasurement contract so that the employer takes the risk of. In such situation, basic nature of lump sum contract is compromised. For variation works without the basis of rates from the quoted bill of quantities, the contractor may build up new rates. In some instances, contract states that it is a lump sum contract, however, few bills of the boq states that these are the provisional quantities and it shall be remeasured as per actual execution at site. Thus if the mass and volume of a sample of a substance are known, the density is calculated by dividing the mass by the volume, density massvolume or. Bill of quantities v schedule of rates designing buildings wiki. Measuring and pricing for bills of quantities in light of. Note c refer to the introduction, general rules and recommendations of the asmm edition 5 note d refer to the relevant specification sections containing particulars of preliminaries.
Unit descriptor this unit covers the preparation of civil works bills of quantities in civil construction. The contract is a lumpsum agreement and the boq refers as follows. Many standard methods of measurement are now in common use. Research article deviations between contract sums and. The use of lump sum bills of quantities contracts for. It includes planning for the civil works bills of quantities process, identifying and calculating. Unless otherwise stated in the contract, if at any time during the period of the contract exchange rates shall be varied and this shall affect the cost to the. Lump sum fixed price is a wellestablished method of construction contracting in the middle east and many other regions of the world. With the help of others, i was able to complete this dissertation. B this bill of quantities shall form part of the contract and shall be priced in accordance with the requirements of the contract. As to term contracts for the maintenance works, works of recurrent nature and minor works, measurement contract containing a schedule of rates will mostly be used. Difference between remeasurement and a variation remeasurement work expected to change. Landlord reserves the right to remeasure the premises at any time prior to the end of the second lease year.
Many quantities are defined in terms of other quantities. In lump sum contracts based on bill of quantities the. Remeasurement definition and meaning collins english. A fidic standard contract for civil engineering red book 4th edition 1987 is basis of a contract for a wharf and approach bridge construction and causeway reclamation project the contrac. Construction claims for variation in quantity long international. Remeasurement quantity surveying services singapore. Tenderers are required to price against each item in the bills of quantities so that the total cost of each item can be computed. Lump sum contract, for the purposes of this circular means a contract where the quantities are substantially measured firm and the final price to be paid is ascertained by adding todeducting from the contractors accepted tender price the value of variations and other specified.
A construction contract provides a legal binding agreement, for both the owner and the builder, that the executed job will receive the specific amount of compensation or how the compensation will be distributed. This is a lump sum contract with part remeasurement. This is frequently used for agreements between main contractor with subcontractors for fixed unit price and the final remeasurement quantity is. The final contract sum, usually stated as the total on the summary of account, is determined after the adjustment of prime cost and provisional sum items, remeasurement of provisional quantities, measurement of variations, valuation of fluctuations, and ascertainment of contract claims. Your chance to have a onetoone lesson with bestselling language expert paul noble, try a free audio sample of.
Measurement contracts sometimes called remeasurement or measure and value contracts contains a bill of quantities boq provided by the employer or its consultants, can be used in situations where the design or type of works can be described in reasonable detail, but the amount cannot. Before a project is embarked upon, bills of quantities are. Remeasurement designing buildings wiki share your construction industry knowledge. The quantities in the lump sum bq contract must be measured accurately and regarded as firm, not subject to remeasurement. Remeasurement re measurable contracts unit price contracts. A measurement contract might also be appropriate on projects where the design has not been completed in sufficient detail for bills of quantities to be produced. Nec option b contract dedicated to project controls. Remeasurement re measurable contracts unit price contracts in remeasurable contracts, works will be carried out based on the preagreed unit rates. Requirements specifications bills of quantities terms of reference. Method of measurement for road works preparation of bill of quantities march 2011 2 of the main carriageway, interchanges and side roads bills as appropriate, for each type of pavement permitted by the contract. Remeasurement definition of remeasurement by the free. Bills of quantities for mechanical and electrical works in road tunnels, movable bridges and bridge access gantries contents chapter 1. Fidic contracts after 1999 red book employer conditions of contract for construction for buildings and engineering works yellow book conditions of contract for plant and designbuild for electrical and mechanical plant, and for building and engineering works silver bookprojects conditions of contract for epc turnkey green book conditions of contract for short form of.
Measurement contracts sometimes called remeasurement or measure and value contracts can be used in situations where the design or type of works can be described in reasonable detail, but the amount cannot. Where quantities cannot be measured accurately, the respective items in the bq should be marked as provisional. So both the contractor and the employer are bound by unrealistically high and low rates contained in the bills of quantities for the valuation of variations and the remeasurement of the works, and it is submitted that this position is still applicable to hong kong government forms of contract for remeasurement works which. The objectives of this research are to determine the extent of use of the boq in the nigerian construction industry, evaluate the criteria for the usebenefits of the use of the boq and to evaluate the. Lump sum contracts with firm bills of quantities amendment no. Many contracts are let using bills of quantities, although this does not necessarily mean that the works are to be valued by remeasurement. The engineer will determine quantities of acceptable work using one of the following methods. We are able to carry out remeasurement of the quantities on the asbuilt drawings to facilitate on final account.
The use of a bill of quantities in a remeasurement contract requires the. Contractors also take risks with unit price contracts. Rates shall include for all additional excavation required to place the formwork. Immediately preceding the separate sets of alternative bills in series 600. The recognition of the onerous contract provision as well as other specific provisions and the remeasurement of the liabilities have led to a negative impact. Method of measurement for road works preparation of bill. Item description unit qty rate kshs amount kshs a electrical installation works pvcswapvc copper cables per meter a a 25mm sq. There is a subtle difference between the term remeasurement and the term admeasurement, in that remeasurement refers to the entire process of measuring again the quantities of work undertaken, whereas admeasurement refers only to the difference between the estimated quantity and the actual quantity. Civil engineering procedure 7th edition, published by the institution of civil engineers in 2016, suggests that remeasurement or occasionally remeasurement is the. It should be possible to describe the works in sufficient detail to determine a programme and to obtain rates from tenderers. Copies of these letters must also be forwarded to the departmental quantity surveyor. Remeasurement is also common when translating the value of assets in other countries from one currency to another, when one. Why remeasurement contract or cost reimbursement contracts.
Bills of quantities are used to fulfil three separate functions. There are several types of construction contracts used in the industry, but there are certain types of construction contracts preferred by construction professionals. The quantities for the works form the basis of the contract sum and are not subject to remeasurement. A contract for civil engineering construction is a very complex legal document containing. Chapter 5 contract documents rev issue date amendment incorporated. The purpose of this reevaluation is to more accurately. Difference between lump sum and measurement contracts. In remeasurement contract works, the bq quantity is always estimated and not final. If your contract works are fully remeasurable, then yes, you are probably entitled to a variation in regard to the additional works executed. Deviations between contract sums and final accounts. Sum, which will form part of the contract sum with the contractor the contractor will be entitled to tender, in their tender, a percentage addition for each specialist which will form part of their contract with the employer guidance note gn 2. Debates over the preparation, use and relevance of the bill of quantities boq in the construction industry have been long standing without commensurate research effort to address the problem.
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