Separation construction method for mass concrete foundation unit

A large-volume concrete and basic unit technology, applied in the direction of infrastructure engineering, construction, etc., can solve the problem of construction disturbance from 7:00 to 9:00 in the morning and from 17:00 to 19:00 in the evening (22:00 to 6:00 in the evening, Limited supply and other issues, to achieve the effect of reducing temperature shrinkage and drying shrinkage, avoiding harmful cracks, and satisfying compressive strength

Inactive Publication Date: 2019-12-03
CHENGDU NO 1 CONSTR
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, as people's awareness of environmental protection gradually deepens, the construction requirements for mass concrete foundations are also getting higher and higher, for example: 1. Due to the needs of environmental protection, the supply of concrete raw materials (sand, stone) is limited and cannot Provide the amount of concrete that meets the foundation's large-volume concrete pouring at one time; 2. The large-volume concrete foundation construction project is located in residential areas and urban arterial roads. It is forbidden to disturb the residents at night (22:00 p.m. to 6:00 a.m.), and construction vehicles must be staggered in the morning and evening peak hours (7:00 to 9:00 in the morning, 17:00 to 19:00 in the evening) enter the construction site, etc.

Method used

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  • Separation construction method for mass concrete foundation unit
  • Separation construction method for mass concrete foundation unit
  • Separation construction method for mass concrete foundation unit

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Embodiment

[0028] The invention provides a construction method suitable for large-volume concrete foundation units in various industrial and civil buildings, mainly including construction preparation, construction joint design, erecting steel bars and formwork, concrete pouring construction, concrete finishing and curing, concrete temperature monitoring and other processes.

[0029] 1. Construction preparation

[0030] 1. Positioning and setting out;

[0031] 2. Mass concrete foundation unit separation construction sequence

[0032] Divide the mass concrete foundation into N units, and design the pouring sequence according to the principle that adjacent units can be connected into a whole after 7 days;

[0033] 3. Preparation of concrete

[0034] The principle of concrete material control and mix ratio design is to increase the tensile and demolition strength as much as possible under the condition of ensuring that the compressive strength meets the requirements, and at the same time ...

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Abstract

The invention discloses a separation construction method for a mass concrete foundation unit. The separation construction method mainly comprises the steps of construction preparation, construction joint design, steel bar construction and formwork construction, concrete pouring construction, concrete press-polishing and curing, concrete temperature monitoring and the like. The separation construction method breaks the tradition that foundation mass concrete needs uninterrupted continuous construction day and night, the construction noise and light pollution disturbance, generated due to continuous concrete pouring at night, of community residents adjacent to a construction site are avoided, the traffic pressure caused by commodity concrete transportation in arterial streets during the morning and night travel peak period is reduced, and citizens are facilitated to travel; and meanwhile, the method is not limited by environmental protection inspection raw materials and commercial concrete supply, the foundation can be constructed in a segmented mode, the concrete supply problem is effectively solved, and the requirements of an environmental-friendly policy are well met.

Description

technical field [0001] The invention belongs to the technical field of building construction, and in particular relates to a separate construction method for large-volume concrete foundation units. Background technique [0002] With the continuous emergence of modern high-rise buildings, mass concrete foundations appear from time to time in engineering construction. However, as people's awareness of environmental protection gradually deepens, the construction requirements for mass concrete foundations are getting higher and higher, for example: 1. Due to the needs of environmental protection, the supply of concrete raw materials (sand, stone) is limited and cannot Provide a one-time amount of concrete that meets the needs of the large-volume concrete pouring of the foundation; 2. The large-volume concrete foundation construction project is located in residential areas and urban arterial roads. It is forbidden to disturb the residents at night (22:00 p.m. to 6:00 a.m.), and c...

Claims

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Application Information

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IPC IPC(8): E02D15/02C04B28/04
CPCC04B28/04E02D15/02C04B22/002C04B14/06C04B14/02C04B2103/302C04B18/08C04B16/0633C04B2103/0068
Inventor 胡申林曹谦李阳夏伟陈维杨宇
Owner CHENGDU NO 1 CONSTR
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