First, the laboratory should be equipped with qualified testing personnel who can meet the needs of construction site testing, and make training plans to train testing personnel, improve testing ability and level, and better serve the site.

Second, the laboratory should be equipped with instruments and equipment that can meet the needs of construction site test and detection, and relevant instruments and equipment must be calibrated regularly according to relevant regulations and specifications. Compulsory verification shall be entrusted to a metrological verification unit with relevant metrological qualifications, and instruments and equipment that are not compulsory verification shall be self-checked by personnel with relevant metrological qualifications in the laboratory in accordance with relevant self-inspection specifications.

3. There should be no adverse environmental factors such as vibration source, noise, strong light, strong magnetic field, chemical corrosion and radiation near the laboratory. The laboratory should be equipped with standard curing box and standard curing room for cement concrete, and the standard curing area and controllable range of temperature and humidity should meet the requirements of relevant specifications.

Four, the laboratory should be kept clean, tidy and quiet, no spitting, throwing stolen goods, the laboratory should be cleaned regularly, formulate relevant environmental sanitation system.

Five, the laboratory should strengthen the management of safety and environmental protection, have a sense of fire prevention and theft prevention, and strengthen the inspection of chemicals and power wire switches. To avoid serious financial and data losses caused by fire, fire extinguishers and fire-fighting sand should be provided. Relevant personnel should understand the use of relevant fire extinguishers and have certain knowledge of fire prevention and theft prevention. The laboratory should formulate corresponding fire prevention and theft prevention systems according to specific environmental requirements.

Six, test waste water and waste liquid should be precipitated before discharge; If the chemical waste liquid cannot be treated by itself, it should be sent to local specialized institutions for treatment; Solid waste should be stored centrally and cleaned regularly.

Seven, the laboratory should strictly implement the metrological law, according to the prescribed period of metrological verification of instruments and equipment, to ensure the accuracy of data, instruments and equipment by the keeper, testing instrument keeper is responsible for the custody of the instrument, check and maintain it on time or regularly, check whether it is normal and accurate before use, regularly and timely metrological verification of testing instruments, affix relevant metrological verification marks, and fill in the maintenance records of instruments and equipment. The laboratory shall, according to the specific conditions of the laboratory, formulate the corresponding management system of testing instruments and equipment.

Eight, the laboratory should strengthen sample management, sample management system.

Nine, laboratory technical data should be managed by special personnel, classified preservation, and establish a variety of detailed and complete accounting, easy to use, view and management. The laboratory should establish a data management system.

X. The laboratory shall timely analyze and report detection accidents, and establish a detection accident analysis and reporting system.

XI. The laboratory shall inspect and supervise the on-site construction according to the requirements of the specification, and conduct sampling and random inspection according to the frequency required by the specification, and be responsible for the entrusted inspection and test of engineering raw materials, subgrade fillers, semi-finished products and products, and the tests of concrete and mortar mixture ratio, concrete and mortar specimens, etc.

Twelve, the laboratory should provide fair, scientific and accurate data and quality services, abide by the provisions of relevant national laws and regulations, strictly implement testing standards and procedures, not driven by any interests and deviate from national laws, regulations and technical standards, adhere to the impartial position of a third party, testing activities are not subject to any adverse interference from domestic and foreign businesses, finances, etc., to ensure the authenticity of testing data and the independence of judgment.

Expand the data detection accident analysis and reporting system.

1, the sample is lost or damaged, or the performance of the sample is lost and degraded due to improper storage;

2. When processing samples, the specifications were mistaken or even supplemented;

3, without prior consultation, not according to the standard method or don't use standard samples for testing;

4. Failing to read and fill in the original records or omit the inspection items in time and write the inspection results;

5. Because the personnel, equipment and environmental conditions do not meet the requirements of the testing work, the testing results can not meet the required accuracy;

6, the test report has been issued, the test data calculation error or the conclusion is incorrect;

7. The test report and original records are lost, and the test data is compromised;

8. Casualties or equipment damage occurred during the inspection.