Hwa Hsien Corporation is a disciplined service team with meticulous preparation. Our divers hold themselves to high standards of self-discipline and introspection. Every recovery operation conducted by our team is executed with unwavering dedication to provide you with comprehensive service. Underwater recovery is not a task for just anyone. Over the years, as the volume of recovery work has increased, some individuals have taken risks for higher incomes, often leading to safety accidents and severe consequences. Our recovery team has appropriate safety measures in place, boasting zero accidents in underwater recovery operations within the city.
HwaHai Salvage Team undertakes salvage and rescue operations in all water bodies. Salvaging drowning victims incurs upfront fees; it's not a charitable rescue service. Costs are associated with equipment and personnel. So-called charitable rescue teams also receive paid services; it's just that individuals don't have to pay personally! In terms of technology and equipment, the salvage team is fully equipped. Divers are not available for charitable rescues, and only licensed salvage companies can legally operate underwater salvage.
All for better service to the general public and various enterprises and institutions. The company undertakes: sewage pipeline airbag installation, underwater pipe plug removal, underwater welding, underwater electric welding, underwater cutting, underwater engineering, underwater cleaning, underwater silt removal, underwater obstacle removal, underwater leak sealing, underwater filming, underwater photography, underwater mud cleaning, underwater leveling, reservoir leak sealing, underwater construction, underwater measurement, underwater services, underwater maintenance, underwater inspections, underwater shooting, underwater exploration, underwater demolition, underwater photography, underwater pile driving, underwater leak repair, underwater hole repair. We hope to continuously expand our underwater diving capabilities, construction services, and mutual services and exchanges through your participation, creating a new chapter in the economy of the internet. Daily progress, sincere service is the core of our corporate culture. Leak sealing projects, cleaning projects, mud removal projects, mud suction projects, dam leak sealing, dam flaw detection, dam inspection, dams, pipelines, pipeline laying, sunken object recovery, sunken ship recovery. Execution of recovery operations must not use actions harmful to river resources, marine environment, underwater facilities, surface facilities, or other actions that damage public interests. Ensure the safety of divers' breathing air during recovery operations by Huai'an Diving Recovery Company. Large-scale underwater recovery projects by recovery companies are generally conducted in key waterways and river channels, where recovery operations should be strictly controlled at every minor detail.
As a diving team specializing in underwater construction projects, our company boasts extensive experience in underwater cutting, ensuring tasks are completed safely and efficiently. As the leading underwater cutting team in Shandong Province, we will address the key safety operation considerations for underwater cutting. Equipment inspection. A thorough check of underwater work equipment before entering the water is a prerequisite for all safe underwater cutting operations. This equipment inspection primarily involves diving suits, diving equipment, electrical equipment for underwater cutting, as well as inspections for insulation and water tightness. Any equipment found to require replacement or maintenance should be addressed promptly to prevent electrical shocks underwater and major safety incidents. Underwater condition survey. Underwater cutting projects are greatly influenced by environmental factors, which primarily refer to the impact of the underwater environment. Before construction, it is essential to first survey the underwater conditions, checking water flow velocity and the presence of whirlpools. To expand our waterworks market, our salvage company mainly undertakes underwater recovery operations from 1 to 60 meters, including bridge maintenance, debris removal from screens, gate lifting, dam leakage repair and reinforcement, pipeline and underwater optical cable laying, underwater dredging, underwater welding, underwater cutting, and underwater leakage repair construction, as well as underwater concrete and casting work.
The valid "Diver Certificate" issued by the Traffic Department Diving and Salvage Team Management Committee is required for diving and salvage operations. Personnel engaged in special diving activities must clearly define the actual conditions of the salvage operation. When the salvage team conducts underwater operations, they must maintain constant contact with the surface radio operator and report the underwater conditions as needed. Divers involved in the rescue of drowning individuals are special personnel, and an additional subsidy of 6,000 yuan is required for each diving and salvage operation. With other equipment and labor costs, the minimum on-site expenses are at least 10,000 yuan and above. Therefore, please do not think that the salvage costs are expensive; to achieve a good salvage, fees are necessary, which means that things that are free are not likely to be of high quality. It can be said that almost every underwater engineering project cannot do without underwater cutting, and the price has become a common concern among many clients. Many customers call to inquire about service pricing, and when the price is quoted, the clients find it high. Next, the relevant personnel of our company will give a detailed explanation of the reasons for the higher price. Engineering diving should use portable power sources to avoid the increased risk of cable power supply underwater. As the underwater cutting work team in Shandong Province, the engineering diving team will answer the question of what safety operational issues should be considered during underwater cutting operations. Divers must wear waterproof insulating gloves and maintain a dry state during construction. The cost of diving engineering is mainly influenced by the following aspects: the industry's particularity, as personnel in this industry are different from those in general construction, with their daily wages very high, potentially reaching 0 yuan or more per day for difficult projects. If divers suffer from decompression sickness, they must be promptly treated in a pressure chamber.
The Business Department has received your call regarding large-scale underwater cleaning, such as for large sewage pipelines. We then proceed with reasonable operational steps, generally utilizing powerful slurry pumps with strong suction, and divers underwater perform high-pressure water jetting to dilute the debris, achieving the actual underwater cleaning effect. If there are other debris or garbage inside the pipeline, divers from our diving company will need to perform step-by-step manual underwater cleaning. We are expanding into more fields of pipeline diving and plugging. "Pipe Plug Diving Plugging" is conducted in environments where the pipeline diameter is small and the water flow is not intense. This is commonly done at the outlets of wastewater treatment drainage pipes, branch lines at new pipeline connections. This requires divers to enter the water, combining practical exploration with theoretical knowledge, to determine the appropriate size and then dive to effectively plug the pipe openings. The plugging prices are implemented with data transparency (1cc = a price that is clear and persuasive!). When divers use wooden plugs for underwater plugging, they should wrap the plug with a knowledgeable film to ensure a leak-proof seal. After the underwater plugging is completed, divers must thoroughly inspect the edges and gaps of the plug, feeling for any missed points to ensure the plugging is 100% effective. "Pipe Plate Diving Plugging" is based on the water level depth inside the plugging pipeline and the water flow conditions. If the water flow is fast and cannot be stopped, iron plate plugging of the pipe opening is required. Divers enter the water to explore the actual conditions of the pipeline opening.
Because underwater recovery is a highly challenging task, each recovery project faces different situations, so being adaptable is a crucial factor. In the event of emergencies, adjustments and changes to the original plan or schedule must be made according to the situation, ensuring both the smooth progress of the work and personal safety. In light of this, China has very strict requirements for divers, including requirements for training, qualifications and skills, and experience records, etc. Therefore, any underwater recovery worker will do their utmost to rescue personnel. In the case of the bus plunging into the river, they dare not take it lightly; this is their job. In any case, divers must be careful and meticulous during underwater construction work, especially in handling details. They hope that the incident involving the bus plunging into the river will end successfully, and they also hope that everyone can be more careful and less careless when driving in the future, which is responsible to oneself, one's family, and society. Underwater cutting equipment - Submerged arc-oxygen cutting The main equipment used for submerged arc-oxygen cutting is the cutting electrode.
Under conditions of flow rate less than level 1, portable (light diving) diving equipment can be used for submersion. The following regulations should be followed to schedule divers' work and rest times: divers should ensure 8 hours of sleep per day and night, they should not eat heavily within two hours before diving, and during calm conditions with wind and waves less than level 3, divers should be given adequate rest before and after diving. The sunken wrecks and some items from "Ma Dang Block Line" have been recovered, as well as the construction of the pump house at the Zhejiang Haian Nuclear Power Plant. Underwater construction company's summary of underwater recovery operations: the remaining debris, as discovered by divers, is mainly concentrated around the construction bridge site and within the navigation area, affecting the next stages of steel trestle construction, pile foundations, and cofferdam work. It also poses significant safety hazards to navigation. After an on-site inspection of the collapsed trestle by the maritime department, it was required to recover the debris within the channel to ensure navigation safety. Therefore, this recovery plan primarily targets the construction bridge site and the navigation area. The water depth in this area is uniform at 13 meters. Adverse weather conditions include strong winds, heavy rain, thunderstorms, and high temperatures. Adverse hydrological conditions are primarily the swift currents of the state river, with a large number of vessels passing through, causing significant waves that affect recovery operations and pose considerable difficulties for construction and safety management. Underwater recovery company's underwater recovery operation plan: This recovery employs divers' underwater operations.
Underwater cleaning work has been recognized and approved by the owners and clients. We firmly believe that the company's prospects are bright on the path of underwater engineering. Standing at the current starting point, embarking on a new journey of diving cleaning, there are still many underwater construction projects and methods. Underwater construction and debris removal companies welcome your visit. There is no need to list them individually, but in summary, our diving construction teams ensure the safety of divers' personal health. Equipment is regularly inspected to meet safety standards before operation. Divers report their current physical condition to the dive team leader before entering the water. The diving team has a responsibility system, with work logs filled out for each shift. When two diving teams are working at the same location, they must always check signal lines and air supply hoses to prevent entanglement. Strict control is maintained over divers' working hours and cycles to ensure they receive adequate rest. Non-divers are strictly prohibited from conducting underwater work. Adhere to safe operation procedures, display safety signs, and create a strong safety atmosphere. Hangzhou Underwater Cutting Company Construction Management: Only divers with valid "Diver Certificate" issued by the Ministry of Transport Diving Salvage Management Committee are allowed to perform diving work. Those engaged in special diving work should also possess a special operation certificate. Appropriate rest time should be provided for divers before diving work. The interval for deep dives is generally set at 24 hours after the completion of one dive.
