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How to construct gypsum mortar to avoid hollowing and cracking?
It shall be mixed as soon as it is used. (see the figure) after standing for 5min, conduct secondary mixing, and use after mixing evenly....
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The falling test steps of construction elevator are illustrated with pictures and texts
3. If the cage falls faster than the action speed of the speed limiter, it will be about 30 meters off the ground 3m...
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The most complete construction scheme of silicon Pu Stadium
Avoid impact and heavy pressure. Vibration absorption: when silicon Pu is subjected to instantaneous impact, 63% of the impact force is absorbed by the ground...
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Code for construction and acceptance of electronic information system room (gb50462-2008)
Code for construction and acceptance of electronic information system room (gb50462-2008).. Foot Mounted Anchor
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Earthwork construction and quality control
Earthwork construction process and technology introduction 2.1. the distance from the excavation area to the earthwork center of gravity in the filling area) → determine...
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Is the agreed management fee effective if the construction contract of the construction project is invalid due to affiliation and
Scaffolding Screw Jack Nut The corresponding contract is invalid because it violates the mandatory provisions of the law. The subcontractor’s claim that the “management fee”...
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From September 1, the bid registration will be cancelled! Two new construction policies have been implemented!
The Ministry of housing and urban rural development approved. Jiangxi: Housing construction and municipal infrastructure projects with a project investment of less than 1 million...
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Construction series of deep foundation pit support engineering – foundation pit monitoring
Monitoring instruments, equipment and elements shall meet the following requirements: meet the requirements of observation accuracy and range, and have good stability and reliability; It...
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Q & A on building setting out skills, sorting out 20 years of construction experience
are designed according to the structural drawing. First, drive a stake on the ground, put the theodolite on this stake and set a point a,...
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Changshou expressway has entered the final construction stage, and the Third Ring Expressway is expected to be completed within this year
At that time, the drive from Changshou to Hechuan will be shortened from two hours to one hour. The completion and opening of Hechang Expressway...