Bridge Infrastructure Design

Overview

Syllabus

Courses

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  9 hours 17 minutes

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  The course equips you to be the architect of a bridge's most crucial component: the superstructure. You'll learn the intricacies of designing these materials for bridge decks, considering their properties, behavior under load, and techniques like prestressing to enhance performance. The course delves into design philosophies, comparing traditional methods with modern limit state design to ensure bridges meet all safety requirements. But a bridge deck is more than just concrete. From designing box culverts that ensure proper drainage under the bridge to selecting appropriate retaining walls based on site conditions, you'll gain the knowledge to keep the bridge functional. The course even ventures into innovative solutions like seismic isolation devices to safeguard bridges during earthquakes. Beam and slab superstructures are a major focus. You'll master a step-by-step process to analyze and design them. This includes idealizing the bridge deck for analysis, calculating properties of beams within the deck, and accurately determining the design loads the bridge will encounter. The course emphasizes designing for both ultimate and serviceability limit states. This ensures the bridge can withstand various stresses without failure and functions well under everyday use. Steel and steel composite bridges come into play later. You'll gain knowledge of key design codes and different steel bridge configurations like trusses. Steel composite girders, which combine steel and concrete for enhanced performance, will be a key area of study. You'll learn to model these composite structures and design them for critical factors like flexure, shear, and fatigue, ensuring their long-term performance. By completing this course, you'll transform from a bridge deck novice to a confident designer.
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  8 hours 12 minutes

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  This bridge engineering course equips you to transform bridge concepts into reality. It explores bridge types and their suitability for various applications. You'll delve into bridge history, appreciating how past designs influence modern practices. The course emphasizes the roles of bridge components: the superstructure and the substructure in ensuring stability and functionality. Moving forward, you'll explore conceptual bridge design. This involves analyzing the landscape where the bridge will be built, considering factors like soil conditions, traffic flow, and environmental impact. Conducting thorough investigations is crucial to ensure the bridge can withstand the elements. The course also explores how aesthetics play a role in bridge design. Bridges are designed to endure various forces. The course explores design considerations for dead load, live load, wind, temperature changes, water currents, and even potential accidents. By the end, you'll be able to design bridges strong enough to handle these forces. The final leg of the course delves into the engineering calculations that ensure a bridge's structural integrity. You'll be introduced to analysis methods like traditional hand calculations and advanced computer software. Techniques like grillage analysis will be explored. This equips you to analyze and design bridges that can withstand everyday use. By completing this course, you'll gain a comprehensive understanding of the entire bridge-building process, from concept to analysis. This knowledge is valuable for careers in bridge engineering, construction, or any field where understanding structures is important.
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  18 hours 55 minutes

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  We delve into the substructure, the crucial support system holding the bridge deck. You'll learn to design piers, the pillars taking the bridge's weight, and abutments providing support at the ends. Analyzing forces acting on these structures and designing them for strength and stability, even during earthquakes, is a key focus. Different pier designs and bearing systems that transfer the bridge's weight to the ground will be explored. Moving underground, you'll tackle foundation engineering - the bridge's cornerstone. We explore different foundation types, from shallow ones for good soil conditions to deep pile foundations for weak soils or heavy bridges. Understanding how soil properties influence the foundation design is crucial. The course equips you to design pile foundations, including selecting the right type, analyzing their load capacity, and ensuring their stability under varying conditions. Well foundations, suitable for deep water or weak soil, will also be covered. But building a bridge isn't just about initial construction. This course emphasizes the importance of monitoring and maintaining bridges throughout their lifespan. You'll learn how engineers use various methods to keep an eye on bridges during construction to identify and address potential issues early on. This includes installing sensors to track the bridge's behavior after construction, allowing for data-driven maintenance decisions. The course covers periodic inspections using visual and specialized techniques to detect problems. You'll learn about routine maintenance tasks like replacing bearings and expansion joints, crucial for ensuring the bridge's long-term functionality. Even bridge widening to accommodate changing traffic needs will be explored. Finally, the course culminates with a fascinating look at bridge construction through real-world case studies. You'll explore how different bridge types are brought to life, from pre-stressed concrete to awe-inspiring cable-stayed bridges. Examining specific construction methods used for each type, such as segmental construction and the impressive balanced cantilever method for achieving large spans, will give you insights into the engineering ingenuity behind these marvels of modern infrastructure. By completing this course, you'll gain a comprehensive understanding of the unseen but critical world that supports bridges. This knowledge is valuable for a career in bridge engineering, construction, or any field where understanding foundations and construction methods is important.

Taught by

Subject Matter Expert