Types of Engineering Structures: ESP for Engineering

These flashcards cover the core principles of structural design, key components of buildings and bridges, and an overview of specialized structures like tunnels, dams, and towers.

Arch

A curved structural element that spans an opening and transfers loads primarily through compression to supporting structures at both ends.

Beam

A horizontal structural element that carries loads perpendicular to its longitudinal axis, transferring forces to vertical supports at its ends.

Column

A vertical structural element that primarily resists compressive forces, transferring weight from upper levels to the foundation.

Frame

A structural system composed of interconnected beams and columns that work together to resist lateral and vertical forces.

Foundation

The base of a structure that distributes loads to the ground, providing stability and preventing settlement.

Load-bearing

Designed to support weight or carry a load transmitted from other parts of the structure, encompassing both dead loads and live loads.

Reinforcement

Materials, such as steel bars, strategically incorporated into a structure to enhance strength, especially to resist tensile forces.

Rigid

Describing a structural element or system that maintains its shape and resists deformation when subjected to applied forces.

Bridge

A structure spanning a physical obstacle, such as a body of water, valley, or road, to provide passage over the obstacle.

Deck

The flat, load-bearing surface of a bridge that directly supports vehicular, pedestrian, or rail traffic.

Girder

A large, horizontal support beam, often with an I-beam or box-beam profile, that serves as a primary load-bearing element.

Truss

A framework of triangulated beams forming a rigid structure that efficiently distributes tension and compression forces.

Cable

A strong wire rope or strand composed of multiple wires twisted together to provide tensile strength, critical in suspension and cable-stayed bridges.

Abutment

A solid structural element at the ends of a bridge or arch that resists horizontal and vertical forces and acts as a retaining wall for soil.

Span

The distance between two supports in a structure, typically measured from center to center.

Joint

The connection between two structural elements that allows for controlled movement or load transfer.

Tunnel

An underground passage constructed through mountains, underwater, or beneath urban areas for transportation or utilities.

Dam

A barrier built across rivers or water bodies to control flow, create reservoirs, and generate hydroelectric power.

Tower

A tall, vertical structure used for observation, communication, or structural support, designed to resist lateral wind loads.

Suspension

A structural system where loads are primarily carried by tension in cables, ropes, or chains suspended from anchoring points.

Compression

A force that squeezes materials together, pushing them inward and reducing their volume, acting parallel to the material's axis.

Tensile

The ability of a material to withstand stretching or pulling forces without breaking, typically measured in $Pa$ or $psi$.

Stabilize

To make a structure steady and resistant to movement or collapse by reinforcing elements, adding counterweights, or implementing support systems.

Ventilation

The engineered system for circulating, filtering, and exchanging air to control temperature and remove contaminants in enclosed spaces.

Expansion Joint

Components that allow bridges to safely expand and contract during extreme temperature fluctuations without structural damage.

Seismic

Pertaining to earthquakes and the vibrations they cause throughout the earth.

Material Fatigue

A challenge where constant stress and strain over time weakens the structure, leading to potential failure.