Tractebel Civil Site Engineer Interview Questions and Answers

Core is the central part of a structure or object that provides strength and stability.

• Core is commonly used in construction and engineering.

• It is the central part of a building or structure that provides support and stability.

• In fitness, core refers to the muscles in the abdomen, back, and pelvis that support the spine.

• Examples of core materials include concrete, steel, and wood.

• A strong core is important for maintain

Concrete temperature refers to the temperature of freshly mixed concrete.

• Concrete temperature affects the setting time and strength development of concrete.

• It is important to control the temperature of concrete during mixing, transportation, and placement.

• High temperatures can accelerate the setting time and reduce workability, while low temperatures can slow down setting and strength gain.

• Concrete temperature is typic...read more

Precocious of water structure joint refers to the ability of a joint to withstand water pressure and prevent leakage.

• Water structure joints should be designed and constructed to be watertight.

• Various types of joints can be used in water structures, such as expansion joints, construction joints, and control joints.

• Proper sealing materials and techniques should be employed to ensure the integrity of the joints.

• Regular in...read more

Cube test results are used to determine the compressive strength of concrete at 7 and 28 days.

• Cube test involves casting cubes of concrete and testing them under compression

• Results are reported in terms of compressive strength in MPa or psi

• 7-day results are used to determine early strength and 28-day results are used to determine ultimate strength

• Concrete with a compressive strength of at least 20 MPa is considered sui

The technical specification of a boom placer includes details about its lifting activities and repair maintenance.

• Technical specification of a boom placer includes information about its capacity, reach, and lifting height.

• Lifting activities of a boom placer involve the movement and placement of heavy objects or materials.

• Repair maintenance of a boom placer includes regular inspections, lubrication, and replacement of w...read more

Yes, I have a documentation process for my work as a Site Engineer.

• I maintain detailed records of all project activities, including plans, specifications, and progress reports.

• I use standardized templates and forms to document site inspections, quality control checks, and safety procedures.

• I organize and file all documentation in a systematic manner for easy retrieval and reference.

• I regularly update and communicate ch...read more

Density of steel is approximately 7.85 g/cm^3

• The density of steel is around 7.85 grams per cubic centimeter

• Density can vary slightly depending on the specific type of steel

• Steel is a commonly used material in construction and manufacturing due to its strength and durability

M20 is a mix of concrete with a compressive strength of 20 megapascals.

• M20 refers to the mix of concrete with a compressive strength of 20 megapascals.

• It is commonly used in construction for residential buildings, pavements, and small-scale projects.

• The mix ratio for M20 concrete is 1:1.5:3, which means 1 part cement, 1.5 parts sand, and 3 parts aggregate.

The weight of D32 steel bar is approximately 7.65 kg per meter.

• The weight of D32 steel bar is calculated based on its dimensions and density

• The density of steel is around 7.85 g/cm^3

• To calculate the weight, you need to know the length of the bar

• For example, a 1 meter long D32 steel bar would weigh approximately 7.65 kg

The density of cement is 1440kg/m3.

• Density of cement is a measure of its mass per unit volume.

• It is commonly expressed in kilograms per cubic meter (kg/m3).

• The density of cement can vary slightly depending on the type and brand.

• For example, Portland cement typically has a density of around 1506kg/m3.

The ratio of M25 grade concrete is 1:1:2, which means 1 part cement, 1 part sand, and 2 parts aggregate.

• M25 grade concrete has a ratio of 1:1:2 for cement, sand, and aggregate respectively

• This ratio indicates the proportion of each ingredient in the concrete mix

• For example, for every 1 bag of cement, 1 cubic foot of sand and 2 cubic feet of aggregate are used

Curing is the process of maintaining moisture and temperature conditions in concrete for a specific period to ensure proper hydration and strength development.

• Curing helps in preventing moisture loss from the concrete, which is essential for proper hydration.

• It helps in maintaining the desired temperature for the chemical reactions to occur.

• Curing enhances the strength, durability, and overall performance of the concre...read more

One way slab is supported on two opposite sides, while two way slab is supported on all four sides.

• One way slab is designed to carry loads predominantly in one direction.

• Two way slab is designed to carry loads in both directions.

• One way slab is more economical for smaller spans, while two way slab is more suitable for larger spans.

• Examples: One way slab - balcony, corridor. Two way slab - office building, parking garag