Shreeji Infrastructure Highway Site Engineer Interview Questions and Answers

Types of testing in highway

• Geotechnical testing to assess soil and rock properties

• Pavement testing to evaluate the strength and durability of road surfaces

• Structural testing to ensure the safety and integrity of bridges and other structures

• Traffic flow testing to analyze traffic patterns and optimize road design

• Environmental testing to assess the impact of highways on the surrounding ecosystem

• Safety testing to evaluate...read more

Superelevation diagram, junction design, and sight distance are important aspects of highway engineering.

• Superelevation diagram is used to determine the banking of a road to counteract centrifugal force on a curve.

• Junction design involves creating safe and efficient intersections for vehicles, pedestrians, and cyclists.

• Sight distance is the distance a driver can see ahead on the road, and it is crucial for safe driving...read more

The overall responsibility for highway work includes overseeing project progress, ensuring quality standards are met, and managing contractor billing.

• Oversee project progress to ensure timelines are met

• Ensure quality standards are maintained throughout the construction process

• Manage contractor billing and ensure accurate invoicing

• Coordinate with various stakeholders including engineers, contractors, and government agen...read more

Using a soil compactor on GSB & WMM layers with a deadload of 12 tons or above can lead to excessive compaction and potential damage to the layers.

• Excessive compaction can result in reduced permeability of the layers, affecting drainage.

• The excessive force from the compactor can cause cracking or deformation in the layers.

• It may also lead to uneven settlement and structural instability in the pavement.

• Proper evaluation...read more

SMA layer is used in high speed expressways for its superior durability, rut resistance, and fatigue resistance.

• SMA (Stone Matrix Asphalt) layer provides superior durability compared to traditional asphalt mixes.

• SMA layer has excellent rut resistance, maintaining a smooth surface for high speed traffic.

• The high binder content in SMA enhances fatigue resistance, reducing cracking and extending pavement life.

• SMA mixtures...read more

Bridges consist of several components that work together to support the weight of the structure and the traffic it carries.

• Foundation: supports the weight of the bridge and transfers it to the ground

• Substructure: includes piers, abutments, and other supporting elements

• Superstructure: includes the deck, girders, and other components that support the roadway

• Deck: the surface on which vehicles travel

• Parapets: walls or bar...read more