地铁车站混凝土工程监理细则（Subway station concrete engineering supervision rules）.docVIP

地铁车站混凝土工程监理细则（Subway station concrete engineering supervision rules） Four before concrete pouring supervision preparation 1, participate in choosing appropriate commercial concrete company inspect the commodity concrete company, should first check the qualification certificate of the company, the production scale, technology, engineering practice and social reputation. To understand the organization of the company quality management, technology management and quality assurance and quality management, technology management system. To check the quality of the raw materials, especially the stone quality, storage conditions, mixing equipment and its measurement and control system, the degree of perfection of the advanced nature and reliability, The quality and quantity, 3 mixing truck and concrete pump test equipment, test system and curing conditions. We should know how to control the rain water cement ratio and concrete mix ratio remained unchanged; dozens of hours continuous supply of concrete, can guarantee the normal supply? From the quality information feedback placement site, the background can technically timely improvement? In case of emergencies, how to fix the equipment failure and strain capacity? 2, to participate in the drafting and signing of concrete delivery and construction with this protocol is purely technical management aspects, the main supplier, clear the construction side and supervision of their respective duties. The supplier shall according to the contents of the agreement in quality and quantity, timely supply of concrete, does not comply with the prior agreement of the concrete, transported to the construction site must also return; the construction of concrete must be sent to purchase, acceptance of the entry of substandard concrete, concrete should be resolutely return; supervision personnel should be strict quality supervision. 3, to put forward the quality requirements of concrete manufacturers (1) cement application of low heat Portland