Foundation and cofferdam: sinking well, caisson, cofferdam bottom sealing, underwater continuous wall, large-diameter cast-in-place pile.
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conpd0523
C800 concrete: the strongest compressive concrete in the world, and currently known how strong the strongest concrete is
The strength grade of concrete directly determines the building’s bearing capacity, safety, and applicable scenarios.
C800 grade concrete is currently known to have the strongest compressive performance in the world in the laboratory.
Its performance breaks through conventional knowledge and is the forefront benchmark of concrete material technology.
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Construction Inspection and Acceptance Form for Ordinary Concrete Storage Process
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2 Ordinary concrete unit engineering is divided into two processes: preparation and pouring.
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【 72 Mini Program 】 Calculation of Box Culvert Concrete Structure
(After following the official account and sending “2025”, the download link will be sent automatically.
Please enter the password correctly.
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The storage folder is number 72.
What is the total rework for concrete acceptance? SL/T 631.2-2025 Practical Guide
The concrete panel of a certain hydropower station suffered surface cracking due to excessive sliding mode lifting speed, and the rework cost was 120000 yuan; The failure to calibrate the prestressing equipment in a certain project resulted in the breakage of steel strands and the scrapping of the entire concrete warehouse – these accidents are all rooted in the failure to fully understand the 2025 version of the “Construction Quality Acceptance Standards for Water Resources and Hydropower Engineering Unit Projects Part 2: Concrete Engineering” (SL/T 631.
2-2025).
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Urgent notice! How should companies respond to the surge in concrete tax rate from 3% to 13% in 2026 …..
Boss, finance, and business leaders who are still issuing concrete invoices at a rate of 3%, please stop immediately! The first industry blow at the beginning of 2026 has already hit the entire concrete track hard – the simple taxation policy that has been in use for nearly 20 years has been officially abolished, the 3% tax rate has been completely phased out, and the 13% value-added tax general taxation has been fully implemented.
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Guangzhou Concrete Association: Tips on Changes in Tax Policies for the Concrete Industry
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Violators will be held responsible by this website in accordance with the law.
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Can precast concrete structures not meet the requirement of “strong nodes” (2) – AI’s answer?
Precast concrete structures must meet the principle of “strong nodes”, which is a basic requirement for seismic design and will not change due to different construction methods.
The core reasons are as follows:.
Concrete mix proportions that must be known when mixing concrete on site
It should be noted that these ratios are recommended ratios under standard conditions, and may need to be adjusted appropriately according to the size and requirements of sand and gravel during actual construction.
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Exclusive to Wanfang | Great Changes in Value Added Tax in the Concrete Industry: 13% General Taxation Starting from 2026, Comprehensive
On January 1, 2026, the Announcement of the Ministry of Finance and the State Administration of Taxation on the Connection of Value added Tax Preferential Policies after the Implementation of the Value added Tax Law (Announcement No.
10 of 2026, hereinafter referred to as “Announcement No.
10″) was officially implemented.
The implementation of this policy marks the official end of the simple taxation model that the concrete industry has continued for nearly 17 years, from 3% simple taxation to 13% general taxation.
The concrete industry is facing new challenges in tax compliance and cost control.
How can concrete companies respond quickly and effectively to policy changes, maintain their operating bottom line, and reduce tax costs? Today, Lawyer Wanfang brings you the following plan:.