ILMU UKUR TANAH PEKERJAAN UITZET DAN BOUWPLANK

Summary

This video provides an in-depth explanation of essential construction site preparation, focusing on accurate measurement and marking tools like the 'boplang.' The content covers determining the building's position, elevation referencing to prevent flooding, and the critical role of pre-construction measurements. The boplang, used to ensure correct alignment and elevation, is installed around the site to guide the foundation's path and ensure structural accuracy. The video highlights the importance of stability, horizontal alignment, and proper material usage for successful construction planning and execution.

Takeaways

• 😀 Measurements are crucial in the early stages of construction to determine the position and elevation of the building.
• 😀 The primary goal of initial site measurements is to ensure the building’s elevation is higher than the flood level to prevent water damage.
• 😀 Boplang (or bouwplank) is a tool used to ensure the building’s foundation is at a 90° angle and level during construction.
• 😀 Boplang helps mark the building’s axis, the direction of the foundation, and the height of the floor in relation to the road or flood level.
• 😀 Before construction begins, initial measurements help create the building plan, and re-measurements are done to ensure alignment with the design.
• 😀 Boplang is typically installed at a distance of one meter from the building area to avoid interference during foundation excavation.
• 😀 The top of the boplang boards must be horizontally aligned using tools like a water level to ensure even elevation across the entire project.
• 😀 The boplang system is critical for accurately determining the foundation path and ensuring the proper height for the building’s floor.
• 😀 Specific requirements for installing boplang include ensuring its stability, proper parallel alignment, and positioning in line with the project’s plans.
• 😀 After the foundation work is completed, the boplang is dismantled, signaling the transition from measurement work to actual construction.

Q & A

What are the two main tasks discussed in the video?

The video discusses two main tasks: measuring the construction site (website work) and performing boplang work.

What is the purpose of website work in construction?

The purpose of website work is to establish the position of the building, both in horizontal and vertical directions, and to determine its elevation to ensure it's above flood levels.

Why is the flood axis or existing flood elevation used as a reference for building elevation?

The flood axis is used as a reference to ensure the building's floor level is higher than the flood water level in the area, protecting the structure from potential flooding.

What is re-measurement, and why is it important?

Re-measurement is carried out after the project design is complete to confirm that the construction site aligns with the planning documents. It helps to verify that no errors are present in the plans.

What does the boplang tool do in construction?

Boplang is a tool used to create right angles and ensure proper elevation. It helps to define building axes and the foundation's path, providing key reference points for construction.

Where should boplang be installed relative to the building's planned location?

Boplang should be installed one meter outside the planned building area to prevent damage or disruption during foundation digging.

What is the key requirement for the installation of boplang?

Boplang must be installed securely to avoid shaking, with its boards aligned horizontally and positioned correctly using a water level to ensure accuracy.

What is the significance of the one-meter distance for boplang installation?

The one-meter distance ensures that boplang does not get damaged during foundation digging and remains in a secure position to mark the building's layout.

How is the horizontal alignment of the boplang boards verified?

The horizontal alignment of the boplang boards is verified using a water level to ensure the top side of all boards is in the same horizontal plane.

How does boplang help determine the foundation's path and elevation?

Boplang helps mark the center line of the foundation path and the elevation of the building's floor, ensuring that it is properly aligned with the road surface or flood file.