concrete mix control

1, Engineering Department estimated at nearly two days on a brief meeting daily amount of concrete to ensure a continuous supply of cement. 2, two hours before the official for concrete, engineering and stationary concrete batching plant to determine the amount for concrete grade and square. Half an hour before the opening, notification by the Engineering Department, and the opening card to mixing station. Once the two sides confirmed engineering time, mixing station and proper arrangements required by beam field equipment and vehicles shall be maintained for production. 3, and finally after a process of construction, quality control engineers acceptance, fill opening and signed certificate signed by test personnel → → → Engineering Department handed mixing station after the signing of team leader. Open Content license shall state: material units, concrete grade, precast concrete plant, the use of parts, quantities and with concrete time. 4, mixing station team leader with the concrete mixing station truck driver scheduling contact, master site infusion schedule, in order to avoid supply is not timely or vehicle backlog concrete solidification. Finally a car side volume adjustment according to the situation, to prevent waste. 5, mixing station must be filed in triplicate concrete made of materials, must be filled concrete level, the project name, station or location, quantity, unit of time and the use of concrete issue. Appearance when mixing station duty officer signed by the concrete transport vehicle drivers to use onboard, the signature by the consumer recognition. concrete mix plant to retain a joint. 6, concrete sends the material distributed throughout the day every day should be a single material concrete construction site summary report of supplies departments to ensure proper requisition content writing and signed complete. 7, in order to ensure the quality of concrete, on sand, stone, cement must be strictly controlled, laboratory investigations required to be seized materials, good records and found unqualified, immediately stop feeding, and promptly identify the cause.