汕头公路隔离墩 肇庆马路隔离墩 惠州道路隔离墩厂家

The installation of taoxingshe guardrail is different from other guardrails. Such as wave guardrail, sports court fence For railway guardrail and highway protective net, the column shall be installed first, and then the net shall be connected. The installation of peach column guardrail can not be installed in this way. If the column is pressed first, the mesh cannot be connected.

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before the base is inspected and poured with foundation concrete, the foundation resistance shall be inspected. The inspection contents are as follows: ① whether the plane POSTTTION and elevation of the base meet the specification requirements. ② Whether the quality of the base is consistent with the specification and whether the bearing capacity meets the specification requirements. ③ Whether the foundation is low, whether there is ponding, sundries and loose soil, and whether it is clean and flat. 11.4 treatment of low Foundation: when the low foundation is dry soil, it shall be wetted. In the process, a layer of gravel layer shall be tamped and filled under the design elevation of the low foundation. When the low foundation surface is rock, it shall be wetted and a layer of cement mortar shall be paved. The construction on the foundation concrete shall be carried out before the mortar is set. 11.5 the concrete foundation shall be poured as soon as possible, and its POSTTTION, stability and elevation shall be ensured during foundation pouring: the size of column concrete foundation is 400o000o300om 12. Construction method of metal guardrail net column: the column is pressed with hot-dip galvanized plate at one time. After cutting and welding, spray plastic double-layer anti shovel treatment and transport it to the site for concrete pouring. 13. The construction method of metal highway guardrail net requires mesh welding, processing and bending. After processing, hot-dip galvanizing is carried out, and the net is hung far away from the site for installation. Based on the completion of setting out and POSTTTIONing, the foundation and column construction shall be carried out according to the requirements, and then the mesh installation shall be carried out汕头公路隔离墩 肇庆马路隔离墩 惠州道路隔离墩厂家