How to install a detailed technical standard apartment water supply pipe

When you have a need to install an apartment water supply pipe, then look to P69 Joint Stock Company, not simply an electrician, but we have construction experience for many large projects and works, from water supply systems to water supply systems. civil drainage to hotels, apartment housing systems…

The construction and installation of the apartment water supply pipe need to be done in a certain order, for the sewer system of houses, townhouses, companies or factories, it is necessary to have detailed drawings and specifications. Specifically. Let’s have a look at the article below with P69!

The role of the apartment water supply pipe installation

Water plays a very important role in human life, partly determining the quality of life of people in that area. Therefore, if you want to provide a water source to meet the needs of the people in the apartment building, the building needs a fully functional water supply and drainage system.

A satisfactory apartment water supply system is a system that provides adequate domestic water for residents at all locations in the apartment or building. The water supply and drainage system, in addition to providing adequate water for the apartment building, needs to ensure that the discharge of domestic water is not blocked, the pipeline always ensures the drainage of domestic water and wastewater in a timely manner.

Vai trò của lắp đặt đường ống cấp nước căn hộ
The role of the apartment water supply pipe installation

Features of the drainage system of the apartment building

1. Rainwater drainage system

The apartment water supply and drainage system is designed with a separate shaft to drain rainwater from the roof, balcony and locations that can cause waterlogging in the building. The design of this separate shaft makes it possible for the water to drain in a timely manner even during heavy rain. The rainwater drainage system will include water troughs, collection funnels, filter nets, drainage pipes and drainage ditches, in which:

  • The gutter is the place where rainwater flows down from the roof and railing
  • The mesh screen has the effect of filtering and retaining garbage to avoid clogging of pipes
  • The collection funnel connects the hose and the screen to help the water drain more easily

2. Wastewater drainage system

Wastewater drainage systems are often arranged and installed in the basement of the building to facilitate the process of collecting wastewater into tanks for treatment. The wastewater drainage system also has the function to help the process of wastewater drainage in the building not be interrupted.

In addition, apartment buildings should also design a septic tank, waste collected from the drainage system. Equipping this tank will help waste treatment process to be done quickly and in a timely manner. As a result, the living process of residents in the building will not be interrupted.

Installation of apartment water supply pipes includes components

– Main sewer lines of houses and buildings

The main piping system consists of horizontal pipes placed at the lowest position of the system. This main pipe is usually used with the largest diameter pipe, about Φ > 102mm and performs the function of receiving all wastewater from the equipment.

– Entrance gate

The entrance gate is one of the important and indispensable parts of the drainage system. These pipe points are spread out evenly across the pipeline, making it easy for you to inspect and repair pipeline problems when needed.

– Sewer pipes

The system of pipes to collect wastewater, sanitary water, directly connected to the equipment using water in the house.

– Sanitary equipment

All equipment and machinery that use water and discharge dirty water into the system.

– Horizontal pipe

When installing, the horizontal pipes must choose the type with Φ > 38mm as well as put the pipe inclined not more than 45 degrees.

– Vertical drains

The main pipe directly receives wastewater, Φ > 78mm to ensure that the waste is not blocked.

– Water Trap (Odor Prevention)

With any drain pipe, the water trap is an integral part of the installation. They help prevent odors, waste, and gases due to decomposition from the sewage system.

– Ventilatory

Besides the water trap, the ventilation pipe is also an important part to help prevent odors effectively. Besides, the pipe helps the air circulate better, ensuring the smooth operation of the flow.

Drain pipe size requirements

A good drainage system requires large enough pipes. Based on each project and different drainage diameter:

+ Individual households should order pipes with a size of 60 or more

+ Villas and apartments require more than 90

+ Factories, factories, and hotels are over 140.

The toilet drainage pipe system is generally prescribed with a diameter of > phi 114

Drain pipe slope requirements

The minimum required drainage slope is 3 degrees for 1m of pipe, every 10m, the slope will vary from 20 to 30 degrees.

Do not think that the steeper the pipe, the higher the drainage efficiency, but when going into the research, it is found that too steep a pipe will lead to a stagnation of waste and this means that the pipe is often blocked. frequent and cost you the cost of unclogging drains continuously

To be able to design a water supply and drainage pipe system is not simply based on theories and must be based on practical experience. As long as you go to the wrong system, in the long run you will live in a situation of pipeline congestion and this case I have encountered in many new construction projects less than 1 year old.

Yêu cầu về độ dốc ống thoát nước
Drain pipe slope requirements

Stages of installation of apartment water supply pipes

To correctly apply the installation of a drain pipe in the house, a technician needs to perform exactly 4 main stages. Each stage will help to complete the pipeline system from design to installation, construction,

Stage 1: Principle diagram of water supply and drainage design

The schematic diagram plays an extremely important role when designing a drainage pipe system. These diagrams will provide an overview of the plumbing, its intended location, number of pipes and installations according to the equipment to be used.

Sơ đồ nguyên lý thiết kế cấp thoát nước
Principle diagram of water supply and drainage design

Phase 2: Deployment of design ground for water supply and drainage

After you have a complete schematic diagram, you will need to finalize the detailed design to proceed with construction. From the detailed design, the construction team will follow each way to install the drainage pipe in the house. The drainage pipe system, conduit placement, entrance door, each connecting detail must be calculated to save space, arrange sink and floating pipes reasonably and aesthetically. Along with that, the installation must also be calculated to be compatible with water-using equipment, helping to maintain and ensure the durability of the equipment.

Stage 3: Details of installation of water supply and drainage system design

In which stage, every detail of the drainage system will be considered, shown on the detailed design. Do not factor such as installation details of the sewage system, septic tank pipes, toilets, … are calculated and planned in detail. From this design, construction workers can install and execute more accurately, avoiding technical mistakes that are difficult to repair later.

Stage 4: Installing the house water supply and drainage system according to regulations

After completing the rough part of the house, the drainage system will be installed. The construction at this time not only causes no damage to the main structure of the house, but also helps to accurately determine the location to be constructed, avoiding errors.

Construction and installation steps of water supply and drainage pipes

Các bước thi công lắp đặt đường ống cấp thoát nước
Construction and installation steps of water supply and drainage pipes

Large projects need to be done properly, ensuring the drainage system is sustainable to avoid future subsidence problems, below are the construction and installation steps of water supply and drainage pipes.

Step 1: Dig the sewers

We proceed to dig sewers based on the drawing and dimension requirements. Must pay attention to the correct data, limit the mud at the bottom of the pit foundation

Step 2: Place the sewer pipe

Depending on the project, we can use different types of drains:

  • For outdoor projects, enterprise companies should use reinforced concrete round culverts
  • For indoor drainage systems, standard dawn plastic pipes should be used

According to the requirements of construction standards, you need to pay attention to the slope, size, bends and joints.

Step 3: Construction of drainage manholes

Based on the manhole drawing requirements, you proceed to dig or build at the sewer locations, instead of using too much shrinkage, you should install manholes at these locations to avoid blockages caused by garbage. waste

Step 4: Backfill the foundation soil

At the end of the pipe laying process, we will fill in the soil, compact it and clean it to ensure that the construction process does not affect the drainage system.

Price list for repair, construction and installation of apartment water supply pipes

SERVICE UNIT PRICE
NOTE (not include VAT)
Installing a water system for the toilet 1.400.000đ Install water supply pipe, cold water discharge pipe in the toilet. Install sanitary equipment: toilet, lavabo, shower, 7-piece set (not including bathtub, bed …)
Piping and kitchen washing equipment 200.000đ
Install new water pipes for home appliances 200.000đ – 600.000đ Types of washing machines, water heaters, dishwashers… Prices are adjusted depending on the difficulty of construction.
Install hot water pipes Từ 200.000đ Install PPR pipes to equipment locations such as showers, labs in toilets. Connect the spindle so that the head is near the machine (do not connect to the water heater). Including the way down to the kitchen for buildings with at least 2 toilets
Installing a solar water heater with a capacity of less than 200 liters 300.000đ – 500.000đ Connect the ready-made pipes to the machine, install the machine on the ground. For sloping terrain, an additional cost of reinforcing the machine stand will be charged.
Installing a solar water heater with a capacity of over 200 liters 500.000đ – 800.000đ Connect the ready-made pipes to the machine, install the machine on the ground. For sloping terrain, an additional cost of reinforcing the machine stand will be charged.
Troubleshooting water leaks, pipe tanks Survey before quote.
Install booster pumps for weak water sources. 300.000đ – 400.000đ Depends on the difficulty of construction.
Install a new toilet 450.000đ – 800.000đ Depending on the current situation such as drainage pipes, perforated toilet floors, etc.
Replace toilet (remove old and install new) 600.000đ – 1.100.000đ
Depending on the current situation such as drainage pipes, perforated toilet floors, etc.
Install a water meter 150.000đ – 250.000đ Depends on whether the source of the water pipe is floating or negative – opaque
Install the water pump 300.000đ – 400.000đ According to actual work – water supply, electricity source.
Install floats
150.000đ – 280.000đ
Install an electric float that automatically pumps water Từ 200.000đ Quote according to status and workload, because it depends on the length of the power line, the difficulty of pulling the wire.
Hot water pipe fitting (PPR pipe welding) Quote according to status and workload after survey.
Repair broken negative pipes Quote according to status and workload after survey.
Repair water pump Quote by status and free survey workload.
Fix broken floating water pipe Quote according to status and workload after survey.
Replace the toilet flush 150.000đ – 250.000đ Depending on the type of buoy
Replace the lavabo drain unit 200.000đ – 280.000đ Depending on the equipment and materials customers want to use
Replace water pump 250.000đ
Replace the float 150.000đ – 200.000đ Depends on construction location
Replace electric float 150.000đ – 200.000đ Depends on construction location
Change faucet 150.000đ – 200.000đ Depending on the type of faucet, the location to change
Unblocking lavabo 400.000đ – 850.000đ Quote according to status and workload after survey.
Unclog drains Từ 450.000đ
Quote according to status and workload after survey. Quote according to status and workload after survey. Does not include clogged pipes in the wall.
Other services
Quote according to status and workload after survey.

(LABOR COSTS, MATERIALS NOT INCLUDED) | This price is for reference only, subject to change depending on actual construction status and individual requirements of customers.

Contact us today for a free consultation and answer at:

Contact information P69 – M&E Contractor

Address: No. 6/165C Xuan Thuy, Cau Giay District, Hanoi

Website: https://p69.com.vn/

Hotline: 02437688156 – 0965937799

Email: kd@cokhip69.com.vn

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