The qualification level of the testing unit is very important. The processing of every detail must meet the standards in order to achieve the corresponding level and achieve the best results. Zhongda Consulting will introduce to you the qualification levels of testing units.
1. The testing agency should meet the following conditions:
(1) Have independent legal person qualifications and a registered capital of not less than 1 million yuan;
( 2) The projects corresponding to the applied testing qualifications should pass metrological certification;
(3) Personnel requirements:
① Have experience in quality testing, construction, supervision or design, and accept relevant testing Technical training has no less than 10 professional and technical personnel related to industrial and civil construction, including: senior professional titles who have been engaged in foundation inspection for more than 3 years, and non-geotechnical engineering and industrial and civil construction-related professional technicians who have been engaged in foundation inspection for more than 5 years. No less than 2 people, and no less than 3 people with intermediate professional titles, including 1 person who should have the qualification of a registered geotechnical engineer;
② The technical person in charge of the testing agency and the reviewer of the testing report must have senior professional titles , and have been engaged in foundation inspection work for more than 5 years, among which non-geotechnical engineering and industrial and civil construction-related professional technical personnel must have been engaged in foundation inspection work for more than 8 years;
③The main technical personnel should at least have undertaken foundation inspection work And those who have completed more than 10 projects such as static load testing of composite foundation bearing capacity, pile bearing capacity testing, pile body integrity testing, anchor locking force testing, etc. and have written or reviewed testing reports;
(4) There are instruments, equipment and workplaces that meet the requirements for carrying out testing work; the use of measuring instruments that are subject to compulsory verification can only be used after passing the measurement verification;
(5) Have sound technical management and quality control Guarantee system;
(6) Instruments and equipment should meet the following requirements:
①Static load testing of foundation and composite foundation bearing capacity
At least 4 units that can be used simultaneously (Set) Automatic static load tester and equipment;
②Pile bearing capacity testing
Have static load equipment greater than 10,000kN, including main beams with a length of not less than 8m. Two, and no less than one jack with a capacity of 5000kN or more (including 5000kN);
At least one set of high strain method testing equipment, equipped with spare sensors;
Some can be combined It should be a heavy hammer of not less than 80kN and equipped with a corresponding weight drop device.
③Pile body integrity detection
At least 2 sets of low strain method detection equipment, equipped with spare sensors;
④Anchor locking force detection
Anchor locking force testing instruments and equipment are available.
2. Performance
The testing agency should have more than 3 years (including 3 years) of testing business experience. Engineering projects completed every year should meet the following requirements: no less than 7 individual projects each for static load testing of foundation and composite foundation bearing capacity, pile bearing capacity testing, and pile body integrity testing; no less than 2 projects for proficiency verification, among which high The strain test shall be no less than 20 pieces; the low strain test shall be no less than 1,000 pieces; the static load test shall be no less than 50 groups; and the ultrasonic test shall be no less than 10 pieces.
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