Inspection of Concrete Placement
Concrete should be inspected for the owner before, during, and after casting. Before concrete is placed, the formwork must be free […]
Installation of Thin Coverings
Most manufacturers and trade associations make available instructions and specifications for installation and maintenance of their floorings. The most important requirement
Inserts, Anchors and Hangers
Metal inserts of various types are cast into concrete floor slabs to serve as hangers or connectors for other parts of
Instrumental method of seismic microzonation
Instrumental method is the main SMZ method. Exactly it urges to solve a problem of forming earthquake intensity forecast. At the
Instrumental-calculational method of seismic microzonation
In recent years a new «instrumental-calculational» method of SMZ (per se simultaneously having the features of both instrumental and calculational method)
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Input variables
The geometry, material, level of natural ground line, soil type, seismic event, and upper level of bedrock constitute the required input
Improving Earthquake Resistance of Tall Buildings
Tall buildings are subjected to heavy horizontal forces due to inertia during earthquake. Hence they need shear walls. A shear wall
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In incremental launching method of bridge construction, what are the measures adopted to enhance sufficient resistance of the superstructure during the launching process?
(i) During the launching process the leading edge of the superstructure is subject to a large hogging moment. In this
In bridge widening projects, the method of stitching is normally employed for connecting existing deck to the new deck. What are the problems associated with this method in terms of shrinkage of concrete?
In the method of stitching, it is a normal practice to construct the widening part of the bridge at first