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[Plite Fasteners] Precautions when using anchor bolts. Anchor bolts are used in construction, such as tower cranes, large billboards, bridges, power towers, etc. Anchor bolts are mainly used to fix the foundation and connect the main building materials, but they must be within the specified range. Of course, there are also necessary points when using anchor bolts. The following are five major things that need to be paid attention to when using anchor bolts. [Five major matters in the use of anchor bolts] 1. After the anchor bolts, casings and anchor plates enter the factory, they should actively cooperate with the manufacturer, construction unit, quality supervision station and supervision, and jointly conduct careful inspection and acceptance of their quality, quantity and relevant technical data. Any problems found should be reported to the manufacturer and construction unit in a timely manner, and records should be kept. 2. Anchor bolts, casings and anchoring plates that have passed the acceptance inspection shall be properly kept by the Physical Equipment Department. They must be protected from rain, rust and loss, and must be clearly marked. 3. Construction technicians should carefully familiarize themselves with construction drawings, drawing review and construction plans before installing anchor bolts, and make three-level technical explanations to construction workers. 4. Before formwork construction, prepare a list of embedded bolt sleeves and anchor plates according to the design drawing requirements, and indicate the number, specification, quantity and burial location (dimension and elevation), and check carefully. 5. Measurement of instruments used in construction: AL332 automatic Anping level and DJD2A electronic theodolite.