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What is Thermo-electric prestressing
We know that, stretched tendons are used in prestressed concrete. Stretching of tendons may be accomplished by using jacks or by other means. Thermo-electric prestressing is just another method of stretching the tendon wiers. We know that if we increase the temperature of a metal, it expands. As the name suggests, in Thermo-electric prestressing, temperature of tendon wires is increased by passing electric current for a short duration. This temperature increase, taking place within 3-5 minutes, may be of an order of 300-400°C. The bars, which may undergo an expansion of about 0.4-0.5% in length, try to shorten at cooling butare checked by fixed anchors at the two ends.
Maintenance of Drainage: Maintenance of drainage will ensure that the run-off is taken away from the runway efficiently. The side ditches and buried pipes should be cleaned r
Movement accommodation factor is normally specified by manufacturers of joint sealants for designers to design dimension of joints. It is stated as the total movement that a joint
equation wind response spectrum factor
A sample in a variable head permeameter is 8 cm in diameter and 10 cm high. The permeability of the sample is estimated to be 10 × 10 -4 cm/s. If it is desired that the head in th
Road Maintenance: Importance of Road Maintenance Roads deteriorate in their condition due to traffic, rain, snowfall and temperature variations. They requirement to b
Ask que1. Identify the risks involved in this project related to cost in the perspective of the customer and analyse the probability of acceptance of such a project by customers. 2
Materiality is used only at the planning stage of the audit. Ans: I disagree with the statement because: When planning the audit, the auditor considers what would make the fi
What is cofferdams
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