Strengthening of masonry walls is required to prevent failure and collapse during major earthquake or addition of extra load on buildings. Strengthening of masonry walls also may be required during rehabilitation of buildings. Unreinforced masonry walls have good compressive strength, ...
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Methods of Strengthening of Foundations in Buildings
Strengthening of columns foundations is required in the case of applying additional loads. Widening and strengthening of existing foundations may be carried out by constructing a concrete jacket to the existing footings. The new jacket should be properly anchored to ...
Techniques to Restore Original Strength of Structures
Structures are design for some intended use. When it gets damaged, it is essential to restore original strength of structures to serve its intended purpose.
Injection Grouting Types and Materials for Concrete Crack Repair
Injection grouting is a process of filling the cracks, voids or honeycombs under pressure in concrete or masonry structural members for repairing of cracks, strengthening of damaged concrete or masonry structural members. Grout is a flowable plastic material and should ...
Methods of Strengthening Concrete Columns
Column strengthening is a process used to add or restore ultimate load capacity of reinforced concrete columns. It is used for seismic retrofitting, supporting additional live load or dead load that not included in the original design, to relieve stresses ...
STRENGTHENING OF RINFORCED CONCRETE BEAMS
Reinforced concrete beams need strengthening when the existing steel bars in the beam are unsafe or insufficient, or when the loads applied to the beam are increased. In such cases, there are different solutions that could be followed: I-ADDING REINFORCEMENT ...
STRENGTHENING TECHNIQUES- R.C. SLAB
Many strengthening techniques are available depending on the purpose needed from strengthening. Some of those techniques are explained in details in the following sections. Why do we strengthen or retrofit buildings? Increase in the applied loads. Mistakes or unsafe design. ...
Factors Affecting Strength of Concrete
Factors Affecting Strength of Concrete Concrete strength is affected by many factors, such as quality of raw materials, water/cement ratio, coarse/fine aggregate ratio, age of concrete, compaction of concrete, temperature, relative humidity and curing of concrete. Quality of Raw Materials ...