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State the term - constant eccentricity
A pre-stressed concrete beam has a width of 300 mm and an overall depth of 450 mm. The permissible stresses in tension and compression due to pre-stressing alone are 5 N/mm2 and 30 N/mm2, respectively. Find the required pre-stressing force in the tendon and the eccentricity of the tendon, if a straight tendon with a constant eccentricity is to be provided in the beam.
Determine the Statements about Unit Area or Borrow Pit? Ans: I. Sometimes called Average Depth II. Works well for volumes for building sites and surface mines III. Needs
Question While designing reservoirs, indirect tensile strength of the concrete mix is particular to be less than a specific value such as 2.8N/mm2 for potable water. Why ought
Road Location in Dune Areas: The following principle should be observed in locating a road in dune areas : (a) Align a road where sand is covered by vegetation. (b) Sel
Define the Categories of Scaling? Scaling is classified into following three categories: i. Light scale - loss of surface mortar up to 5 mm deep, with surface exposure of co
Explain the Watersheds - Hydrology The surface area on which runoff generated will flow to a common stream or body of water by gravity. Often separated by higher elevations/top
#how to prepare pre packed concrete#
Shear stress in rectangular section formula
Question For underwater concreting, tremie pipes are normally used with aid of hoppers. From time to time tubes are put in inside the hoppers and with reasons? Answer
Q. Water control for sheet pile walls? Ground water flow into excavations constructed by sheet pile walls must be minimized in order to save the cost of the provision of pumpin
Define Analytical Methods Approved Under the Clean Water Act? Analytical Methods Approved Under the Clean Water Act CWA Section 304(h) needs EPA to publish test procedures (ana
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