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posted on 22 Feb 2022
posted on 30 Apr 2021
I applied via Walk-in and was interviewed in Apr 2021. There was 1 interview round.
Precast structures are pre-made concrete elements used in construction.
Precast segments are manufactured off-site and transported to the construction site for assembly.
They are commonly used in bridge construction, tunnels, and other large-scale infrastructure projects.
Precast segments can be designed to fit specific project requirements, reducing construction time and costs.
They offer high durability and strength, and...
Segment casting can be done using various methods depending on the material and application.
One method is sand casting, where a mold is created using sand and the molten metal is poured into it.
Another method is investment casting, where a wax pattern is created and coated with ceramic before the metal is poured.
Die casting is a method where molten metal is forced into a mold under high pressure.
Continuous casting is u...
Grade of concrete refers to its strength and durability.
Grade of concrete is denoted by a number followed by 'M' which stands for mix.
The number represents the compressive strength of concrete in megapascals (MPa).
Common grades of concrete include M10, M20, M30, etc.
Higher grade concrete has higher strength and durability.
For example, M20 grade concrete has a compressive strength of 20 MPa.
Design mix of concrete refers to the proportion of materials used in making concrete.
Design mix is determined based on the strength and durability requirements of the concrete.
The mix includes cement, water, aggregates (sand, gravel, crushed stone), and sometimes admixtures.
The proportions of each material are specified in terms of weight or volume.
For example, a common mix for general use is 1:2:3 (cement:sand:gravel)...
Segment casting is a method of casting concrete segments for tunnel lining.
Segments are cast in a factory and transported to the tunnel site.
Segments are then assembled to form a complete tunnel lining.
This method is commonly used in tunnel construction projects.
It allows for faster construction and better quality control.
Examples include the Channel Tunnel and the SMART Tunnel in Malaysia.
posted on 11 Dec 2023
I applied via Referral
I applied via Naukri.com and was interviewed in Jan 2021. There were 3 interview rounds.
I applied via Approached by Company and was interviewed in Feb 2023. There were 3 interview rounds.
I applied via Walk-in and was interviewed in Aug 2023. There were 4 interview rounds.
A chiller is a machine that removes heat from a liquid via a vapor-compression or absorption refrigeration cycle.
Chillers are commonly used in air conditioning systems to cool buildings or industrial processes.
They work by transferring heat from the liquid being chilled to a separate fluid, which is then circulated through a heat exchanger to cool it down.
Chillers can be water-cooled or air-cooled, depending on the app
Salary and job responsibilities
posted on 27 May 2024
I applied via Referral and was interviewed before May 2023. There was 1 interview round.
I applied via Company Website and was interviewed before Aug 2020. There were 3 interview rounds.
Before casting a tower foundation, several things need to be checked to ensure its stability and durability.
Check the soil condition and bearing capacity
Ensure proper reinforcement and formwork
Verify the dimensions and alignment of the foundation
Check for any obstructions or utilities in the excavation area
Ensure proper curing of the concrete
Verify compliance with local building codes and regulations
Trapezoidal foundation quantity is calculated by finding the average width and multiplying it by the length and depth.
Measure the length and depth of the foundation
Measure the width at both ends and find the average width
Multiply the average width by the length and depth to get the volume
Calculate the quantity by multiplying the volume with the unit weight of concrete
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