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Đấu thầu và mua sắm

Lập giá kiểm soát đấu thầu và định giá một hồ sơ dự thầu

Nạp cơ sở chi phí quốc gia, xây dựng đơn giá theo định mức từ đó để lập giá kiểm soát của chủ đầu tư, định giá cùng bảng khối lượng đó theo đơn giá thị trường của chính mình, và đối chiếu hai con số với nhau trước khi bất kỳ ai trao thầu.

5 bước24 phútCông ty tư vấn chi phí / QSChủ đầu tư / khách hàngNhà thầu chínhCông ty quản lý dự án / thi công

Cách hoạt động, từng bước một

5 bước xuyên suốt nền tảng - bạn làm gì ở mỗi bước và vì sao điều đó quan trọng.

1

Load the cost base you are going to price from

Cơ sở dữ liệu chi phí

Bring a cost base into the cost database through the ordinary import surface and check it landed with its work items, units and currency intact. A Chinese national base built from the official norm system is one of the families available to load; a provincial quota book is something you bring yourself.

Tại sao: A control price is only defensible if everybody can see which base it was compiled from. Loading it as data rather than transcribing rates out of a book means the base is named, versioned and re-pricable later, instead of living as a column somebody typed in once.

Đầu vàoPublished national cost baseĐầu raCost base loaded and searchablePriced in CNY
2

Expand a norm into hours and materials, then price it

Định mức sản xuất

Take a norm, enter the bill's quantity and see the unpriced labour hours, machine hours and material takeoff behind it. Price those with the base's rates, and save the result as an assembly you can reuse across the bill.

Tại sao: This is what quota pricing actually is, and seeing it expanded is what makes a control price arguable rather than merely quoted. It is also where you notice that a norm assumes a method your site cannot use, which is a finding worth having before the ceiling is published rather than after a bidder challenges it.

Đầu vàoNorm for the work itemQuantity from the billĐầu raLabour and machine hoursQuota-based rate
3

Compile the control price on the tender bill

Bảng khối lượng

Price the tender bill through with the quota-based rates, keeping the item codes and descriptions exactly as they will be issued to bidders, and add the bill-level heads on top of the item totals.

Tại sao: The control price and the bill the bidders receive have to be the same document with one column filled differently, or the comparison at the end is between two different scopes. Compiling it on the issued bill rather than on a working copy is what guarantees that.

Đầu vàoThe coded tender billQuota-based ratesĐầu raControl price on the bill
4

Hold the quota rate against the market rate

Cost Explorer

Compare the base you compiled from against your own rates, trade by trade, and look for the items where the two disagree most. Those are the items that decide the job.

Tại sao: A quota rate is an average of a method; a market rate is a quotation from this year. Where they are close, the item is uninteresting whoever prices it. Where they are far apart, either the norm assumes something your site does not do, or somebody is about to bid work they cannot deliver, and both are worth knowing before the envelope is opened.

Đầu vàoQuota-based ratesYour own market ratesĐầu raWhere the two bases disagree
5

Read the bids against the control price and write down why

Đấu thầu

Put the bids side by side in the tender evaluation and read each one against the control price you compiled, section by section rather than only on the total. Record the reasoning that leads to your recommendation, including which items you queried and what the answer was.

Tại sao: The comparison is yours to make and yours to justify; nothing here rejects a bid on your behalf, and it should not. On public work the reasoning is read months later by somebody who was not in the room, and a written comparison against a stated base is the difference between an award that survives a challenge and one that is defended from memory.

Đầu vàoBids on the same billThe compiled control priceĐầu raBids read against the control priceThe reasoning on the record
Mô-đun

Các mô-đun trong playbook này

5 / 190 mô-đun nền tảng

The market this case is written for

Trung Quốc

Everything in this case follows how construction work is measured, priced and paid for in this market. The forms, the cost breakdown and the payment rules are the ones used there, not a generic version of them.

Standards it follows

  • GB 50500
  • GB 50854

You do not have to set any of that up by hand. The first time you open the platform it asks which market you work in. Choose this one and it sets the interface language, loads the matching cost database and records the cost classification, and it adds an example project you can open straight away.

The rule checks for this market come with the platform too. Switch them on once and an estimate that misses something the market expects is flagged while you are still working on it, not after the tender has gone out.

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