Concrete Crack Repair Equipment
All concrete crack repair equipment operation must be inspected before, during, and after the crack repair project to ensure proper operation of the equipment, safety of the personnel involved in t
Design Requirements of Concrete Based on ACI 318-19
There are several requirements established in ACI 318-19 (Building Code Requirements for Concrete and Commentary) that concrete materials need to meet; otherwise, it would not be suitable for the c
Concrete Moisture and Vapor Test on Floors and Slabs
Concrete moisture and vapor tests are conducted to examine the presence and quantity of moisture in concrete floors and slabs. This is because moisture in concrete cause several problems for instan
Concrete Laitance- Causes, Removal, vs Efflorescence
Concrete laitance is a layer of weak and nondurable cement and fine particles originated from aggregate. These materials are moved upward due to movement of moisture (bleeding) through concrete bec
Interpretation of Concrete In-Situ Test Results for Structural Strength Assessment
Concrete in-situ test results interpretation is important for structural strength assessment. Concrete test results interpretation consists of three stages from which proper conclusion are develope
Design of Concrete Structures for Durability
Adequate concrete durability can be obtained in the design phase when a structure is conceived, and structural calculations are made, details are designed, materials and their proportions, as well
Direct Design of Concrete Pipes for Sewer Sanitary
There are three methods for design of concrete pipes for sewer sanitary. Direct design of concrete pipes, its applicability and criteria are discussed.
Concrete Gutter Construction- Methods and Work Procedure
Gutter is a concrete component that constructed beside pavements. The function of concrete gutter is to discharge water and prevent it to infiltrate beneath the pavement. Moreover, not only does it
What to Do if Concrete Cylinder Test Fails at 28 Days?
The failure of the concrete cylinder test at 28 days occurs due to several factors like improper casing and curing of specimens and an incorrect mix of concrete used for construction. The cause of
Curing of High Performance Concrete -Methods and Duration of Curing
Curing of High Strength Concrete High Performance Concrete has very low water-cement ratio and better particle distribution due to the use of mineral admixtures, which result in significantly less