Kalpataru Projects International Civil Engineer Interview Questions, Process, and Tips

The weight of rebar is calculated based on its diameter and length.

• The weight of rebar can be calculated using the formula: weight = (d^2/162) * L, where d is the diameter in inches and L is the length in feet.

• Different types of rebar have different weights per foot, so it's important to know the specific type being used.

• Rebar weight is typically measured in pounds per foot or kilograms per meter.

Box girder diaphragms are typically shaped as inverted T or L shapes to provide stiffness and support to the structure.

• Box girder diaphragms are designed to provide lateral support and stiffness to the bridge structure.

• The shape of the diaphragm is usually inverted T or L to efficiently transfer loads and resist bending.

• The diaphragm shape helps in distributing loads evenly across the bridge deck.

• Examples of box girder...read more

IS code of mix design of concrete is IS 10262:2009

• IS code for mix design of concrete is IS 10262:2009

• It provides guidelines for proportioning of concrete mixes

• The code covers various factors like workability, strength, durability, etc.

QA/QC steps in MS pipe laying execution on site

• Inspect the quality of MS pipes before installation

• Ensure proper alignment and leveling of pipes

• Check for any damages or defects in the pipes

• Verify the correct placement and orientation of pipes

• Perform hydrostatic testing to check for leaks

• Conduct visual inspections during and after installation

• Ensure proper backfilling and compaction around the pipes

• Document all inspectio

The pressure during HDPE PIPE jointing process is typically around 0.5 to 0.8 MPa.

• The jointing process for HDPE pipes is called butt fusion.

• During butt fusion, the ends of the pipes are heated and melted using a specialized butt fusion machine.

• The melted ends are then pressed together under controlled pressure to form a strong joint.

• The pressure applied during the jointing process is usually maintained for a specific d...read more