iPhone Cases: helical anchors are a steel screw-in piling

File Details

Published: 2019-02-26 09:22:01.322156 Category: Buildings and Architecture Type: Photo Model release: No

---

Keywords

construction, foundation, civil, building, drilling, site, engineering, steel, bridge, concrete, pier, equipment, pile, ground, heavy, architecture, industry, structure, cloud, industrial, earth, background, working, factory, metal, business, machine, production, group, row, natural, food, material, farm, rack, store, metallic