How to Be Structural Steel Bridge Builder - Job Description, Skills, and Interview Questions

Nov 9, 2021 / 5 Minutes Read / By Albert

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The construction of a structural steel bridge is a complex process that requires careful planning, experienced engineers and specialized workers. The success of the project depends on the accuracy of the initial design, the selection of the right materials, and the skills and experience of the workers involved in the fabrication, installation and assembly of the bridge components. The correct selection and implementation of these factors result in a safe and reliable structure that can withstand heavy loads and extreme weather conditions. Additionally, a properly designed and constructed bridge can provide long-term cost savings due to reduced maintenance costs and increased lifespan.

Steps How to Become

Obtain a high school diploma or GED. Most employers prefer to hire individuals who have a high school diploma or GED, as this is necessary to be considered for entry-level positions in the field of bridge building.
Enroll in college. Structural steel bridge builders typically need to have a bachelor's degree in engineering, architecture, or a related field, such as civil engineering. Coursework should focus on bridge design and construction, including topics like structural steel and bridge detailing.
Participate in an apprenticeship or internship. Structural steel bridge builders often benefit from hands-on experience through apprenticeships or internships with construction companies or engineering firms. These programs provide opportunities to work side-by-side with experienced bridge builders, learn about bridge design and construction, and gain valuable on-the-job experience.
Become certified. Professional certifications are available through the American Institute of Steel Construction (AISC). Certification demonstrates that an individual has the required knowledge and skills to safely and effectively design, build, and maintain steel bridges.
Obtain a license or certification. Depending on the state, structural steel bridge builders may be required to obtain a professional engineering license or other certification before working on bridges. Requirements vary by state, so it is important to research the licensing laws in the area where you plan to work.

The key to staying updated and capable as a structural steel bridge builder is to continually educate oneself on the latest advancements in bridge building technology and regulations. Staying abreast of the most current materials, construction techniques, and regulatory guidelines is essential in order to remain competitive in the industry. Additionally, networking with other bridge builders, attending bridge-building conferences, and joining professional organizations are all great ways to stay current on the latest trends and techniques in the industry. By taking these proactive steps, a structural steel bridge builder can stay ahead of the curve and remain capable of delivering quality bridges that meet the highest standards of safety and durability.

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Job Description

Project Manager: Responsible for planning, scheduling and managing the construction of a structural steel bridge. They must review specifications and plans, develop project budgets, and coordinate with subcontractors, engineers and other professionals.
Estimator: Responsible for estimating the cost of materials and labor required for the construction of a structural steel bridge. They must review drawings, specifications and scope of work to create accurate cost estimates.
Design Engineer: Responsible for designing the structural components of a steel bridge. They must be familiar with engineering principles and be able to use computer-aided design software.
Fabricator: Responsible for fabricating structural steel components according to engineering designs and specifications. They must have experience in welding, cutting and bending steel.
Quality Control Inspector: Responsible for inspecting the quality of the structural steel components during fabrication and construction of a bridge. They must be familiar with industry standards and use various measuring tools to ensure accuracy.
Site Manager: Responsible for managing construction activities onsite and ensuring safety regulations are followed. They must coordinate with subcontractors, engineers and other professionals to ensure timely completion of the project.

Skills and Competencies to Have

Knowledge of structural engineering principles and design
Ability to read and interpret blueprints
Knowledge of welding and fabrication techniques
Knowledge of relevant codes and standards
Knowledge of construction materials, methods, and equipment
Ability to work safely and follow safety protocols
Ability to plan and coordinate bridge projects
Ability to estimate costs, timeframes, and labor needs
Excellent communication and interpersonal skills
Problem-solving skills
Experience with CAD software
Attention to detail

Good structural steel bridge builders must possess a range of transferable skills and knowledge in order to be able to construct safe and reliable structures. One of the most important skills a bridge builder needs is a thorough understanding of mathematics, as it is essential for calculating load bearing capacity and for making accurate measurements. knowledge of engineering principles and the ability to read technical drawings are essential for successful bridge building.

Furthermore, good communication and problem solving abilities are needed for coordinating with engineers and other team members and for finding solutions to any engineering issues that may arise. having the right combination of technical knowledge and soft skills is essential for anyone looking to become a successful structural steel bridge builder.

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Frequent Interview Questions

What experience do you have in structural steel bridge building?
What challenges have you faced in structural steel bridge building?
What safety precautions do you take when constructing a bridge of this type?
How do you ensure accurate measurement and placement of materials during construction?
How do you ensure that the bridge meets engineering standards and is structurally sound?
What methods do you use to ensure the bridge is durable and weatherproof?
What techniques do you use to make sure the bridge is cost-effective and efficient?
How do you stay up to date with the latest technologies, equipment, and industry best practices?
What strategies do you use to stay organized and meet deadlines during a project?
Do you have any experience with bridge retrofitting or repairs?

Common Tools in Industry

Bridge Planner. Tool used to plan and design the structure of a bridge, such as beam size, span length and deck width. (eg: Autodesk Revit)
Bridge Layout Tool. Tool used to accurately lay out the bridge components on site. (eg: Leica Total Station)
Steel Fabrication Tool. Tool used to cut and shape steel components, such as beams, columns and trusses. (eg: Plasma Cutter)
Welding Tool. Tool used to join steel components in a safe and structurally sound manner. (eg: MIG Welder)
Bridge Assembly Tool. Tool used to assemble the bridge components, such as bolting and welding. (eg: Gantry Crane)
Finishing Tool. Tool used to complete the bridge, such as painting and coating. (eg: Paint Sprayer)

Professional Organizations to Know

American Institute of Steel Construction (AISC)
National Steel Bridge Alliance (NSBA)
American Society of Civil Engineers (ASCE)
International Association for Bridge and Structural Engineering (IABSE)
American Association of State Highway and Transportation Officials (AASHTO)
American Welding Society (AWS)
American Society of Mechanical Engineers (ASME)
Precast/Prestressed Concrete Institute (PCI)
American Railway Engineering and Maintenance-of-Way Association (AREMA)
American Concrete Institute (ACI)

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Common Important Terms

Bridge Deck. The surface or roadway of a bridge, typically made of steel, concrete, timber, or asphalt.
Girder. A large horizontal beam that supports the bridge deck and transfers the load to the bridge piers.
Pier. A vertical support structure that transfers the load from the bridge deck to the foundations below.
Pile. A long, slender column that is driven into the ground to provide support for a bridge foundation.
Foundation. The base upon which a bridge is built, typically consisting of piles or other deep foundations.
Bearing. A device that supports and transfers the load from the girder to the pier or foundation.
Flange. A flat structural member that connects two members, such as a girder and a pier.
Steel Plate Girder. A type of girder made up of steel plates welded together to form a continuous beam.
Truss. A framework composed of beams and joints that can span a large distance, typically used to support bridges and other structures.
Cable-Stayed Bridge. A type of bridge in which the deck is supported by cables attached directly to one or more towers.

Frequently Asked Questions

What is the typical span length for a structural steel bridge?

The typical span length for a structural steel bridge can range from 20 to 500 feet.

What is the maximum load capacity of a structural steel bridge?

The maximum load capacity of a structural steel bridge is typically determined by the design specifications for the bridge and can range from 30 tons to over 1000 tons.

What types of materials are used in the construction of a structural steel bridge?

Structural steel bridges are typically constructed with high-strength steel, such as A36, A572, and A588, as well as other metals such as aluminum and stainless steel.

What types of foundations are used for a structural steel bridge?

Foundations for structural steel bridges can vary depending on the design and purpose of the bridge, but typically include piles, piers, abutments and/or foundations with deep footings.

How long does it take to build a structural steel bridge?

The time it takes to build a structural steel bridge depends on the size and complexity of the bridge, but it typically takes between six months and two years.