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Types of Construction & Building Machinery

Construction equipment can be categorized in several ways. For instance, some are grouped based on the nature of operation, while others are classified regarding the intended application.

This categorization system makes it easier to select the most suitable equipment for a specific task, highlighting each category's distinct roles and features.

Here are the common types of construction machinery.

Excavators

These machines have a bucket attached to an articulated arm, which enables them to dig and remove large quantities of earth. All excavator buckets can be used in lifting, drilling, or grading operations. They come in different sizes, from compact models suitable for small projects, to heavy-duty excavators for large-scale excavation work.

Bulldozers

The dozer is one of the most recognized machines in any construction work due to its large metal blade at the front. This blade is adjustable and allows the dozer to push large amounts of soil, sand, or rubble in a tilted position. In most cases, bulldozers are used for grading works, creating roads, and in mining activities.

Asphalt Pavers

These machines are primarily used in road construction projects. They are constructed in such a way that they lay down asphalt upon mixing with the underlying materials. This action forms a stable surface for roadways or pavements.

With an integrated screed, pavers are capable of spreading and finishing asphalt layers evenly in required widths and thicknesses. It makes them indispensable for any road construction project.

Concrete Mixers

Concrete is a popular building material used in most modern structures. It is prepared by mixing cement with water, sand, and aggregate. But, it is often wasteful to perform the mixing at a construction site far from the supplier.

That is why concrete mixers are used to prepare this fluid construction material. They are critical for ensuring concrete is mixed consistently to achieve required structural durability and strength.

Steam Rollers

A steamroller is a compaction machine that uses heavy rollers to compress loose aggregates together. This heavy-duty equipment is commonly used to compact all types of soil, asphalt, and concrete. The pressure exerted on the rollers helps to eliminate any air pockets in the underlying materials.

Doing so makes them densely packed, a condition that makes the materials extremely stable for construction works. Steam rollers are particularly helpful in highway construction works, where there is a need to achieve a very stable base layer.

Industry Trends of Construction & Building Machinery

Below are some of the notable trends in the construction machinery industry.

Augmented reality (AR) and Virtual Reality (VR)

AR and VR are making their way into the construction business. They are primarily used for project visualization and training applications. Using these immersive technologies, stakeholders can visualize construction processes and outcomes in real-time.

That helps to improve planning and collaboration. Workers also-in-training can experience lifelike scenarios in a risk-free setting, enhancing skill acquisition and safety adherence. The global adoption of AR and VR in construction is anticipated to increase efficiency significantly while lowering training costs.

Robotics and Automation

Robotics and automation are being integrated to lessen the workload on human workers. These innovations are taking over tedious tasks such as bricklaying, rebar tying, and concrete pouring. It leads to enhanced precision and speed over manual labor.

The growing implementation of collaborative robots (cobots) that work alongside human employees is transforming the working techniques. This change is expected to continue reducing labor demands while enhancing productivity levels.

Hybrid Machinery

With rising awareness of sustainability, the trend of hybrid construction equipment is expanding. These machines combine more than one energy source, commonly diesel engines alongside electric drives. This configuration lowers fuel consumption and carbon emissions without compromising performance.

Hybrid excavators and loaders are increasingly being adopted to meet environmental regulations while maintaining efficiency. The trend towards hybridization reflects the construction industry's commitment to achieving greener operations in the near future.

Remote Monitoring

The Internet of Things (IoT) has made it possible for construction machinery to be embedded with sensors that monitor various parameters. This capability allows real-time condition monitoring of equipment for maintenance needs, usage patterns, and efficiency.

Remote monitoring brings predictive analytics into play, which helps to avoid equipment failures. Moreover, it also results in decreased downtime and maintenance costs. This trend is improving operational efficiency while boosting the lifespan and reliability of construction machinery.

Product Specifications and Features of Construction & Building Machinery

Technical Specifications and Features

Building construction machinery has distinct technical specifications and features for each type of machine, which influence performance and application. The common varying specifications and features include the machine's:

  • Engine Power: The engine power, usually expressed in horsepower or kilowatts, determines the machine's loading capacity.
  • Hydraulic System: A strong hydraulic system is critical for achieving various tasks, such as lifting, digging, and moving materials. The hydraulic pressure is commonly measured in psi or bar, while hydraulic flow is quantified in gallons per minute (GPM).
  • Mobility: Construction equipment varies in mobility, with tracked machines offering better stability on rugged terrains than wheeled ones. However, the wheeled units are more maneuverable on paved surfaces.
  • Attachment Compatibility: Some construction machines have components that make them compatible with different attachments. It enhances their versatility in performing multiple tasks.
  • Cabin Features: An advanced cabin with ergonomic controls, climate regulation, and visibility improves the operator's comfort and efficiency.

How to Install

  • Pre-Installation: Familiarize the new machine with the operational manual and make the first important checks. These include inspection for any possible defects and confirming that all the necessary tools and attachments are available.
  • Setup: The installation procedure of construction machinery differs depending on the type of machine. For example, assembling parts of a crawler, like tracks and rollers, should be done according to the manual. However, wheeled machines may require simple attachment of wheels or adjusting tires.
  • Hydraulic Connections: Machines that require hydraulics to operate, like backhoes and excavators, must be connected to the hydraulic system. That ensures power is transmitted to the attachments.
  • Electrical Wiring: Also, several machines will require electrical wiring for operating functionalities, such as light signals and GPS systems. These cables should be connected as instructed in the guide.
  • Safety Checks: After fixing all the components, conduct safety tests, like ensuring all the safety belts, guards, and emergency buttons are intact and functional.
  • Calibration: Most importantly, calibrate the machine where necessary, like setting pressure levels on the hydraulic systems, to obtain a high-performance machine.

How to Use

  • Operating the Digger: To start digging, the operator needs to move the arm and bucket using levers while the tracks are controlled with foot pedals. The digger's rotation can be done with a swing lever.
  • Managing Concrete Pouring: For pavers and mixers, pouring work should be controlled by adjusting speed and material flow to obtain the right mixture on the pavement.
  • Using Steam Rollers: The pressure rollers can be driven over the asphalt to compact it properly using steering levers.
  • Dozer Blade Work: The bulldozer blades can be worked by tilting and lifting the blade as required with levers while controlling movement with foot pedals.

Maintenance and Repair

  • Regular Cleaning: The bulldozer should be regularly cleaned to get rid of all debris and dirt from its parts. Doing so will prevent rusting and overheating.
  • Oil Change: Change the bulldozer's engine and hydraulic oil regularly to keep the moving parts lubricated and resulting in good performance.
  • Monitor Fluid Levels: Standard checks and topping up of coolant and brake fluid should also be done to prevent overheating and brake failure, respectively.
  • Inspect Tracks/ Wheels: Clean and inspect tracks or wheels for wear and tear. Wear should be changed, and worn-out tracks or wheels should be minimized to avoid accidents.
  • Electrical System: Always check for any signs of damaged wiring or faulty connections. Wiring should be changed or fixed immediately to avoid electrical malfunctioning.
  • Professional Servicing: There should be a professional servicing of the bulldozer after stipulated work hours as recommended by the manufacturer for in-depth servicing and repairs.

Scenarios of Construction & Building Machinery

Commercial Use Cases

Construction equipment is widely used by commercial construction companies for large-scale projects. These machines enable businesses to execute tasks faster, reducing labor expenses and project completion time.

Bulk material movement, site clearing, and heavy lifting, among others, can all be performed by this machinery. Due to their endurance and strength, they are the primary option for corporate construction operations.

Residential Projects

In residential construction, building machinery is utilized for tasks like excavation for basements, grading land, and building driveways and walkways. Small excavators and compact load-bearing equipment are usually preferred due to their capacity to function in confined areas.

Even though the projects are relatively small in size, these machines help ensure that tasks such as digging, material moving, and surface treatment are accomplished efficiently.

Government Infrastructure Projects

National and state agencies use construction equipment to build and rehabilitate roads, bridges, and public facilities. Large machinery, such as asphalt pavers and steam rollers, are required in highways or roads redeveloping projects.

These machines can handle gigantic asphalt layers and effectively compress road surfaces. They complete time-consuming tasks faster and improve the road's long-term viability to cope with heavy traffic.

Agricultural Operations

In farming and agricultural practice, construction equipment commonly referred to as 'agricultural engineering tools' are used. They help with soil preparation for planting, crop hauling, and even irrigation system installation.

For example, tractors are ideal for plowing fields, while excavators are used to dig irrigation canals. The machinery assists in making the farming process more efficient and effective, increasing productivity and saving time for the farmers.

Mining and Demolition

Mining and demolition works heavily rely on construction equipment. Machinery like bulldozers and excavators clear debris, while pavers may even be used in mining to deposit mined aggregates on transport trucks.

Drilling and blasting are even undertaken using robotic arms for these hazardous tasks. All these practices make the mining and demolition processes safer and smoother.

Q & A

Q1. What factors determine the choice of construction machinery for a particular project?

A1. The project size influences the heavily required machinery. It is the type of task, terrain, and deadline, plus the availability of equipment within reach are the key determinants of choosing the construction machinery.

Q2. Why are hybrid machines becoming popular in construction?

A2. Hybrid machines are becoming popular due to increased concern for environmental pollution. They help reduce the amount of air emissions and fuel consumption that are usually experienced with conventional power-consuming machines.

Q3. Can tools and equipment for building constructions be monitored remotely?

A3. Yes. Thanks to IoT, many building-construction machines come fitted with sensors for monitoring key operating parameters. This feature allows for predictive maintenance, enhances operational efficiency, and minimizes machine downtime.

Q4. Are construction equipment warranties transferrable?

A4. Yes, the majority of the construction equipment warranties are transferable. However, it is important to refer to the manufacturer's terms and conditions as a requirement. Some extended warranties may also include additional protection plans.

Q5. What is the importance of hydraulic systems in construction equipment?

A5. The hydraulic system also plays an important role in making heavy construction equipment perform different tasks like lifting or digging. It generates the power that moves the attachments, making the equipment versatile for varied applications.