Stages of Development Estimates In Detail

Stages that need to be done to make estimates in detail are:
- Acquisition of contract documents: Contractors need to have a bidding contract documents 

- Review the documents and the circumstances of the project: The document that is necessary in the review to find out the date of supply, the requirements of equal opportunities for employment, the standard requirements, salaries, schedules, alternative, contracts, and others. General information about the project generally consists of a state project, field visits, internal conditions (resources), and external conditions (conditions that could affect the project). 

- Attending meetings explanation: Meeting the explanation is a good opportunity for contractors to ask for clarification on matters that are less jeas, or employment alternatives. 

-To determine when to make deals: The decision to make (or not) bid for the project is based on facts gathered by the estimator, risk analysis and whether the project sesuaidengan company's strategic plan. 

- Consideration of a bidding strategy: Techniques in use in bidding strategy may consist of better construction methods, knowledge of the needs of project owners, success in similar projects, and experience in building quality projects safely. 

- Request a price list of material suppliers and subcontractors: It is necessary to obtain accurate pricing of materials and subcontractors. 

- Building construction methods, planning and scheduling: Estimates should reflect the construction method given for each method has a level of productivity and equipment requirements are different. 

- Terms of guarantees, insurance and costs: Estimator should include the cost of insurance and guarantees in the bidding. Defined in the specification and type of insurance that guarantees the project owner desired. Estimator needs to add a power of attorney from the firm in charge of security offerings. 

- Prepare a review of the spec: Estimator need to do a review of the specification before examining the quantity of things to note:
      - Services provided by contractors such as field offices for architects and telephone providers.
      - List the name of a reliable supplier companies.
      - Terms of materials with a special performance.
      - Special construction requirements of the owner. 

- Prepare a review of the quantity: Estimator need to study the size and physical characteristics of the material, its impact on labor, and the type of equipment needed to use the selected material. 

- Review of the sort and quantity of material consistent: Estimator based on the position of greatest general sort of work so we get a general idea of ​​suatiu project, and need to be consistent in the review:
      - Numbers should be written in the same order.
      - Place a check mark to the inside of the image that has been explored.
      - Consistency of dimensions.
      - Avoid scale a picture 

- Units of measurement: in use to calculate the quantity, haris may indicate a correct assessment. 

- Measure calculation: calculation of the estimates should be accurate on basic mathematics. This includes algebra, geometry, trigonometry, conversion rate and the laws of mathematics.

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