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Question
What is key role of drilling fluid in rotary drilling in site search?
Answer Drill fluid in rotating serves two main reasons.
(i) Facilitate rotation of drilling tube during rotary drilling.
(ii) Do something as a cooling agent to cool down heat generated during drilling operation. Traditionally, water is in general employed as drilling fluid. Yet, it suffers from following problems-
(i) It affects constancy of nearby ground with introduction of water into borehole
(ii) It affects excellence of instance by changing water content of soil samples collected from borehole or drillhole.
Calculate Equivalent Uniform Annual Cost for the Excavator An earthwork contractor is considering the purchase of a new excavator. Based on 10% interest, the equivalent unifor
I would like to know if anyone can help me with my const estimating project
Define the term - post-tensioned concret In the Prescon and B.B.R.V. systems button heads are created at the ends of tendons. In the case of Prescon system, 2 to 130 tendon wir
Vertical Curves: When two vertical gradients meet, it is necessary to provide a vertical curve. Two types of vertical curves are used: (a) Summit curve, where the point of
Desirable Properties of Bitumen: For performing as a good binder for road works, bitumen should have the following desirable properties: (a) When heated to the mixing temp
Using Laplace transfom, the following differential equation d y dy dt reduces to the algebraic equation of the form Resolve y(s) into partial fractions
Explain the Stopping Sight Distance Stopping Sight Distance Is the Sum of Two Distances (1) The distance traversed by the vehicle from the instant the driver sights an objec
As per Australian Standard AS 1170, what are the different types of loads that can be encountered by structures which need to be taken into account for their design?
how can i define cont support beam in multi span moment that mean Bending moment
wet process
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