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New construction site with mechanical equipments, Concrete bridge pillars of the bridge in China high speed train from Bangkok to Nakhon Ratchasima, Train construction industry.
Plan for Thai - Concrete bridge pillars of the bridge in China -High-speed rail infrastructure construct concepts, Construction of a mass transit train line in progress with heavy infrastructure.
part of Steel frame commercial building under construction
Plan for Thai - Concrete bridge pillars of the bridge in China -High-speed rail infrastructure construct concepts, Construction of a mass transit train line in progress with heavy infrastructure.
engineering, strength, strong, steel, frame, support, rivet, structure, girder, beam, design, span, crossbeam, highway, road, blue, cast, concrete, railway, english, thames, structural, attachment, cr

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Study in similarity and difference: Detail of fishing pier in Virginia Beach, USAImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/study-similarity-difference-detail-fishing-pier-98775929">Image used under license from Freestock.com</a>