Construction cost calculation with online construction cost estimation program

Construction cost calculation with online construction cost estimation program

In building a house, in addition to the cost of materials, the labor cost of the construction team is an important factor that should not be overlooked. Generally, labor costs usually account for 30% of the total construction cost, while materials cost 70%. However, this proportion may vary depending on the nature of the work and the difficulty of each project.

To provide a clearer picture, let's take an example of a summary of construction costs and labor costs for a typical 2-story house as follows:

Table of Contents

Construction cost estimation program

No. list % cost cost Value of wage
together

1. Structural work:

  • Labor costs are calculated as 20-25% of the total structural cost.
  • The average contract labor cost is 1,000-1,500 baht/square meter.

2. Roofing work:

  • Labor costs are calculated as 25-35% of the total roofing cost.
  • The fixed cost for roof truss is 150-450 baht/square meter (depending on the roof style).
  • The cost of roofing is 80-180 baht/square meter (depending on the roofing material).
  • The cost of installing eaves is 70-90 baht/meter.

3. Floor work:

  • Labor costs are calculated as 25-35% of the total floor cost.
  • The cost of tiling is 180-250 baht/square meter.

4. Wall work:

  • Labor costs are calculated as 35-45% of the total cost of wall work.
  • Construction wagesBricksIt is 120-250 baht/square meter.
  • The cost of making a column and lintel is 60-100 baht/meter.
  • The cost of plastering is 120-180 baht/square meter/side.
  • The labor cost for catching the siam is 35-45 baht/meter.

5. Ceiling work:

  • Labor costs are calculated as 25-35% of the total ceiling cost.
  • The cost of smooth plaster ceiling is 100-150 baht/square meter.

6. Door and window work:

  • Aluminum work is usually covered by both material and labor costs.
  • The cost of installing a wooden door is 300-2,000 baht/door (depending on the type of wood).

7. Stair work:

  • Labor costs are calculated as 15-20% of the total cost of the staircase work.
  • Steel or stainless steel handrails are usually priced per meter.

8. Paint job:

  • Labor costs are calculated as 40-50% of the total paint cost.
  • The cost of skim coat is 30-60 baht/square meter.
  • The cost of painting is 50-70 baht/square meter.

9. Electrical work:

  • Labor costs are calculated as 45-50% of the total electrical cost.
  • The cost of wiring is 300-1,200 baht/point (depending on the type of pipe).

10. Waterworks and sanitation:

  • Labor costs are calculated as 20-30% of the total cost of water supply and sanitation work.
  • Plumbing labor costs are usually calculated per point or per room.
  • Sanitary system labor costs are usually calculated per meter.

11. Sanitary work:

  • Labor costs are calculated as 15-25% of the total cost of sanitary ware.
  • The cost of installing sanitary ware is 100-1,000 baht/point (depending on the type of sanitary ware).

Remember:

  • The wages mentioned are averages and may vary from area to area and depend on other factors.
  • It is advisable to compare prices from multiple sources before making a decision.
  • You should clearly understand the scope of work and its details before agreeing to hire.


Source: Facebook Page - New Generation Contractors: Contrepreneurs

On average, labor costs account for approximately 30% of the total construction cost, but can vary depending on the complexity of the project and the types of materials used.

Wages can be calculated in several ways:

  • Per square meter: Popularly used for flooring, roofing, and painting.
  • Per point/per piece: Often used for electrical and plumbing work.
  • Per room/per item: It may be used for bathroom fixtures or some types of woodwork.

As per contract: Some contractors offer fixed prices for parts of a project or the entire project.

Yes, there are hidden costs that may occur, such as:

  • Changes or amendments to the original plan
  • Unforeseen problems during construction (such as soil problems)
  • Overtime pay for workers if the project is delayed beyond schedule
  • Construction waste disposal costs
  • Permits and inspections

It is important to discuss these potential costs with your contractor in advance and have a contingency budget to cover any unexpected expenses.

For project customers or contractors who want special prices for their projects, you can contact us through the following channels:

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