Skip to main content

Steps of the vacuum excavation Sydney process

 Many times, you have to dig up the soil in delicate areas (around underground utilities) either for renovation works or to remove some utilities or the other from the soil. This method of digging on the ground is a dangerous digging process because utilities underground could harm the workers if they are 'hit' In such areas, the vacuum excavation Sydney/hydro-excavation process is the best digging method to use.

Vacuum excavation is a non-destructive excavation process; it uses air running at high pressures and speed together with a suction-vacuum to remove the top layer of the soil/ground. Alternately, hydraulic vacuum excavation uses high-pressure water jets to break through the soil.

Steps of the vacuum excavation process

Vacuum excavation trucks are installed with the

  • Compressed air lance;
  • the suction for the vacuum;
  • multiple air vehicle fans;
  • Wastage storage chamber.

1. Survey the area where you want to dig

Before you start digging, you should check out the area; this will help you to determine the amount of pressure you need for the digging. The survey will also give you a better idea of the utilities present underneath.

2. Fit the excavation truck over the area where you want to dig

Place the truck in a perpendicular position over the place you want to dig. Then you can adjust the boom to be directly under the area to be 'pressured.' You should set the crash to about 6-8 inches over the area for digging; this allows for enough space between the nozzle and the ground.

For air vacuum excavation

Step 1: Turn up the suction

After successfully placing your excavation trucks, turn on the vacuum fans. Turning on the fans commences the suction process; where all the soil materials will forcefully move up through the hose into the storage chamber.

Note: You must maintain the distance between the crash and the surface of the soil at all times during the cutting process.

Step 2: Softening the soil

If the area you are digging has a more rigid surface, you can use the air jet lance to break up and soften the ground.

If Hydraulic Vacuums are used

The components present in the excavation trucks are:

  • A large water reservoir;
  • Larger debris tank;
  • Suction hose;
  • A high-pressure water system

Step 1: Loosening up the soil

After the survey processes, you should insert a water band into the ground to make the soil loosen up; use water to form slurries with the soil.

Step 2: Suction of the slurry

The next step is to suck up the slurry through the hose; you can do this by switching on the pump that controls the vacuum hose.

The texture of the soil has little effect on this process, and you can use it across all soil types.

If the soil/ground is very hard or frozen, you can soften it by using the water stream in the excavation trucks.

Conclusion: Disposing of the Garbage

During suction, it is very likely that garbage/debris will mix with the slurries that the machine sucks up. After the digging, you can compress the unwanted materials in a controlled area, and store them in the garbage storage compartment for later disposal.

Sure Search can help with your vacuum excavation Sydney project. Contact us today!

Comments

Popular posts from this blog

Mastering Dry Concrete Cutting Sydney

 Concrete cutting Sydney is a vital process in construction and renovation projects. While traditional methods often involve water to cool the cutting equipment and reduce dust, there are scenarios where dry cutting is preferable or necessary.  This article, focusing on concrete cutting services, explores how professionals effectively cut concrete without water, emphasising the techniques, tools, and safety measures involved. Understanding Dry Concrete Cutting Unlike wet cutting, dry concrete does not use water to cool the saw blades or control dust. This method is often used in situations where water could be detrimental to the project or when it’s not available. Dry cutting requires specialised equipment and skilled handling to ensure precision and safety. Tools and Equipment for Dry Cutting 1.    Diamond Saw Blades:  A diamond saw blade is the most common tool for dry cutting. These blades are designed to withstand the high temperatures generated by dry cutting. The diamond segments

Paving the Way for Urban Infrastructure with Core Drilling Sydney

 In the fast-paced world of urban development, the demand for more sophisticated infrastructure and utility systems is ever-increasing. As cities burgeon and technology leaps forward, the need to adapt and enhance urban landscapes becomes not just a desire but a necessity. Core drilling emerges as a pivotal service in this transformative era, offering a seamless solution for integrating modern advancements with existing urban frameworks, particularly in infrastructure improvement and utility upgrades. The Role of Core Drilling in Modernising Cities Core drilling, a precise and controlled method of creating holes and removing cylindrical material segments, is at the forefront of urban innovation. Its significance is most apparent in utility upgrades, where precision is paramount. Installing fibre-optic cables, crucial for high-speed internet and telecommunications, is a prime example.  Unlike traditional excavation methods, core drilling allows for targeted operations with minimal surfa

Why utilize CCTV Inspections Sydney Services?

CCTV inspections Sydney determine the location and condition of the underground drainage system. Its role is essential, especially for post-construction purposes. If you are planning to buy a new house, it is a good idea to inspect the drainage system before its purchase. This method would detect possible problems with the drainage pipes, and you can fix as soon as possible. Except for fixing problems, the method finds utilisation on maintenance and drainage extensions. The information gathered using the method from a professional CCTV inspections provider is required for planning construction projects, such as renovations or home additions. CCTV inspection use camera units which inspect the inside of a drainage system, for pipes as small as 50mm in diameter to as large as 2m in diameter. These camera units operate independently at a distance of 500 meters. Workers and engineers use this highly advanced technology to inspect the location and condition of the drainage pipes in case