Today’s construction enterprises in order to save the template input, accelerate the construction schedule, the general level of adoption is that each task is divided into two construction segments. That is a partial concrete pouring or do maintenance work, do a partial reinforcement, templates, carpenters and other operations, the second partial replacement carried out, such a task can be better ways to conserve resources, accelerate the construction schedule. On the concrete pouring operations, approaches the end of the construction site pouring adopted are:
1,tower crane+ hopper crane operations;
2, concrete pump operation;
3, concrete pumps +concrete placing booms operations;
4, concrete pumps +concrete placing booms operations and other measures.
1, tower crane + hopper jobs: Such an approach is more primitive concrete pouring operations a. Common construction site crane equipped with only one, and the role in the construction crane is very important: the outer frame, steel, carpenters and other trades are inseparable from the crane operation cooperation, but a tower crane into the concrete pouring operations, other types of Construction progress is bound to be affected. And follow the elevated floors, concrete lifting occupancy time longer, the impact on other types of work will become increasingly prominent. If the site thus re-equipped with a crane, the monthly fee will add 2 - 3 million bear. Due to significantly curb such practices of the construction schedule, has gradually been screened large local construction companies.
2, concrete pumps + concrete placing booms job: learn the advantages and disadvantages of the three approaches ago, I developed a fully hydraulic boom. This series has a fabric boom radius, operating repair simple, many strengths of security, a substantial increase in productivity, etc., have gradually been broad construction companies bear. When this series of booms in the elevator shaft device, followed by floor rises, the choice of hydraulic jacking way along elevated floor together, raised floor ceiling, hanging down from the crane differentiation. The emergence of hydraulic boom concrete pump function will have to carry even more perfect.
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