3RD Floor, 239- Block A Pocket 4, Rohini, Sector 28, New Delhi 110042

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Welcome to ARKN Civil Construction Company, your trusted partner in providing superior waterproofing solutions. With a steadfast commitment to excellence, we have been safeguarding homes and businesses from water damage . Our unwavering dedication to quality, professionalism, and customer satisfaction sets us apart as a leader in the industry.

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  • 3RD Floor, 239- Block A Pocket 4, Rohini, Sector 28, New Delhi 110042
  • 7042151619
  • arkncivilconstructioncompany@gmail.com
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Construction Joints & Slab Cracks Repair

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Construction joints are deliberate gaps or separations left in a concrete structure to facilitate construction processes, accommodate expansion and contraction, and control cracking. These joints are strategically placed at specific locations during concrete placement to ensure the structural integrity and durability of the overall construction. Here's more information on construction joints:

There are various types of construction joints, including transverse joints (across the width of the slab), longitudinal joints (along the length of the slab), and corner joints (where two slabs meet at a right angle).

Purposes of Construction Joints:

  • Construction Sequence: Construction joints are used to divide a concrete pour into manageable sections, allowing construction to proceed incrementally. This is especially important for large projects where concrete placement might need to be done in stages.
  • Change in Construction Methods: Construction joints are often used when there's a change in the type of concrete mix or construction method. For example, if one portion of a slab is poured using one type of concrete mix, and another portion is poured with a different mix, a construction joint is placed between them.
  • Control of Cracking: Properly placed construction joints help control cracking in concrete by providing predefined areas where cracks are more likely to occur. This helps prevent random, uncontrolled cracking throughout the structure.
  • Thermal Expansion and Contraction: Concrete expands and contracts with changes in temperature. Construction joints allow for this movement, preventing the build-up of internal stress that can lead to cracks.

Properly planned and executed construction joints are essential for the long-term durability and performance of concrete structures. They help ensure that the concrete can accommodate various stresses and environmental factors while maintaining its structural integrity.

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Slab Cracks:

Slab cracks are common occurrences in concrete surfaces and can result from various factors. Understanding the causes and types of slab cracks is crucial for effective maintenance and repair.

Types of Slab Cracks:Slab cracks come in different forms, including hairline cracks, random cracks, pattern cracks, and diagonal cracks. Identifying the type of crack helps determine the appropriate repair method.

Repair and Prevention: Repair methods vary based on crack type and severity. Options include epoxy or polyurethane sealants for small cracks and patching or overlaying for larger ones. Preventive measures include proper mix design, curing, and maintenance.