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Hainan municipal pipeline I. Pipeline material 1. Basic requirements: sufficient strength and certain rigidity; The inner wall surface of the pipe is smooth, reducing the flow resistance; Have certain corrosion resistance; Sufficient airtightness; Easy to process and economical. 2. Common pipes
Published on: January 3, 2024 Number of hits: 2
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Hainan plastic inspection well Plastic inspection well consists of well seat, shaft, well cover, connecting pipe fittings, etc. The road load is applied around the manhole through the manhole cover and well seat to avoid the damage of the road load to the manhole. The cover seat has the function of floating up and down, which can actively adapt to the changes in the height of the road. At the same time, the shaft can be intercepted according to the burial depth on site
Published on: December 26, 2023 Number of hits: 2
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Hainan steel mesh skeleton pipe I. What is steel mesh skeleton composite pipe? The steel mesh skeleton pipe is a short name for the steel mesh skeleton polyethylene composite pipe. It is a new type of improved pipe. It overcomes the shortcomings of steel pipe and plastic pipe, while maintaining the advantages of steel pipe and plastic pipe, it has higher pressure resistance and excellent flexibility. 2、 Steel mesh skeleton composite pipe
Published on: December 20, 2023 Clicks: 4
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As one of the important components of urban infrastructure, Hainan Municipal Pipeline Municipal Pipeline can timely drain urban surface rainwater, provide industrial and domestic water for the city, and prevent urban water resources from being polluted. It has sufficient strength and rigidity, smooth inner wall surface of the pipeline, reduces water flow resistance, and has certain corrosion resistance and sufficient sealing performance,
Published on: December 12, 2023 Number of hits: 3
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Hainan plastic inspection well 1. The excavation of well and pit shall be carried out at the same time as the pipe trench. During excavation, the main pipe of the well seat shall be on the same axis as the pipe in the pipe trench. During pit excavation, the foundation soil shall not be disturbed. If the foundation soil is disturbed, remedial measures shall be taken according to the soil quality of the foundation soil. During manual excavation of well pit, temporary soil piling or other loads shall not affect the stability of well pit
Release time: December 5, 2023 Number of hits: 5
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Hainan steel mesh skeleton pipes, like steel mesh skeleton composite pipes, have various specifications, models and sizes, but their lengths are limited, so they generally need to be connected during construction. When connecting pipes, be sure to master the correct method,
Published on: November 28, 2023 Number of hits: 6
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The first step of Hainan municipal pipeline: dredging, cleaning and maintenance team shall focus on the implementation of all dredging and cleaning in the severely damaged areas found out. Construction content: report the plan monthly to focus on dredging, dredging and cleaning the drainage pipes, inspection wells and water inlets of roads in the area. Step 2: Comprehensively dredge the cleaning, start the daily maintenance team, and focus on continuing to implement comprehensive dredging in the severely damaged area
Published on: November 21, 2023 Number of hits: 6
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Hainan plastic inspection well With its simple construction technology, flexible assembly method, short construction period and other advantages, the plastic inspection well is gradually widely used in the rainwater and sewage pipe network in residential areas. The cement inspection well, which was often used in municipal road engineering, has also been partially replaced. The performance advantages of plastic inspection wells mainly include the following aspects: 1. Connection of impermeable inspection wells
Published on: November 14, 2023 Clicks: 4
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Hainan steel mesh skeleton pipe I. What is steel mesh skeleton composite pipe? The steel mesh skeleton pipe is a short name for the steel mesh skeleton polyethylene composite pipe. It is a new type of improved pipe. It overcomes the shortcomings of steel pipe and plastic pipe, while maintaining the advantages of steel pipe and plastic pipe, it has higher pressure resistance and excellent flexibility. 2、 Steel wire
Published on: November 7, 2023 Number of hits: 8
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Hainan municipal water supply pipeline project aims to provide safe and clean tap water supply for urban residents. Water supply pipeline engineering involves water source collection, water treatment, design, construction and maintenance of water transmission pipeline system, etc. The water supply pipeline project is generally composed of water transmission pipeline and water distribution pipeline. The water transmission pipeline usually adopts two parallel lines, which are used between the water source and the water plant, or directly
Published on: October 31, 2023 Clicks: 6
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The blockage of the pipe network of the plastic manhole in Hainan is a very troublesome problem. This article tells you how to prevent such an event, and how to solve it if it happens. Let's take a look at the mechanism of the drainage pipe network is gravity flow. When designing pipelines, it is a key problem to balance the gradient and burial depth of pipelines. For the drainage capacity of pipeline
Published on: October 23, 2023 Number of hits: 6
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The hot melt connection of Hainan steel wire mesh skeleton pipe is a common connection method in the construction of steel wire mesh skeleton plastic composite pipe. It is not only simple, but also has good effect, so it is widely used. However, some details need to be paid attention to when connecting. 1
Published on: October 16, 2023 Clicks: 17
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Hainan Municipal Pipeline (1) Completely remove the sediment (sludge and garbage to ensure that the drainage pipe network can operate well) in the pipe well, put an end to water accumulation in sunny days, rainy days, and sewage overflow, and strive to minimize the maintenance index, eliminate the missing and defective manhole cover, and eliminate the hidden danger of serious height difference of manhole cover frame, and strive to maximize the safety index to ensure that
Published on: October 9, 2023 Clicks: 9
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The shaft length of Hainan Plastic Inspection Well (1) shall be the height from the bottom of the socket connecting the shaft seat to the design ground minus the distance from the top of the shaft to the ground. When it is difficult to accurately determine the ground or pavement elevation, an allowance can be properly reserved for the shaft length. (2) The shaft shall be inserted vertically into the shaft seat. When the shaft is inserted, heavy hammer shall not be used
Published on: September 28, 2023 Clicks: 24
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Hainan steel mesh skeleton pipe steel mesh skeleton composite pipe adopts high-quality materials and cash production process in production, so it has good pressure resistance and excellent flexibility, and has a long service life, especially suitable for long-distance buried water supply and gas transmission pipeline systems. In order to ensure the construction quality and later use effect of the pipeline
Published on: September 18, 2023 Clicks: 17
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Hainan Municipal Pipeline 1. Use mud pump to discharge the waste water in the sewage inspection well to the sludge at the bottom of the well. The pipelines that must be connected shall be divided into sections, and the distribution shall be based on the pipe diameter and length. The middle of the same pipe passing through two sewage inspection wells is each section. 2. The high pressure sprinkler will inject water into the well room from the two sewage manholes in sections, and the dredger will be used to mix the sewage manholes and drain
Published on: September 8, 2023 Number of hits: 7
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Hainan plastic inspection well (1) The installation sequence of the connection between the well seat and the pipeline of the inspection well shall start from the upstream section of the household connection pipe, install in the well pipe well sequence, and gradually extend to the downstream branch pipe. (2) The construction method of well seat joint and pipeline connection shall be consistent with that of pipeline connection of the same type of joint. (3) Well seat, inlet pipe and drainage
Published on: September 4, 2023 Clicks: 17
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1. When entering the steel mesh skeleton polyethylene composite pipe, whether to wear a full set of anti pollution rubber clothes to reduce the harm to workers according to the different purposes, and if it is gas, whether to wear gas masks should be studied; 2. Before entering the composite pipe, various procedures must be carried out. After the inspection hole mesh steel strip polyethylene composite pipe is opened, barriers and obvious symbols must be provided; 3. Enter
Published on: August 27, 2023 Number of hits: 6
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1、 When the underground water level needs to be lowered during the construction of the steel mesh skeleton polyethylene composite pipe, the following requirements shall be met: 1. Where the drainage pipe is close to the building, when lowering the underground water level, preventive measures shall be taken to prevent the drainage from affecting the adjacent buildings. 2. The method of lowering the groundwater level shall be selected according to the permeability of soil layer, precipitation depth, equipment conditions, etc
Published on: August 27, 2023 Number of hits: 10
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1. When the steel mesh skeleton polyethylene composite pipe is connected to the pile, it should be noted that the axis of the new pile joint is consistent with the original pile joint, and the soil, oil, rust, etc. on the pile joint should be cleaned in advance. 2. When the upper and lower sections of the steel mesh skeleton polyethylene composite pipe are spliced into a whole pile, the end plate welding connection or mechanical joint connection should be used, and the joint connection strength should not be less than the strength of the pipe pile body.
Published on: August 27, 2023 Number of hits: 6
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