EN 12350-1 PDF

DRAFT. prEN August ICS Will supersede EN English Version. Testing fresh concrete – Part 1: Sampling and common. EUROPEAN STANDARD FINAL DRAFT NORME EUROPÉENNE prEN EUROPÄISCHE NORM June ICS Will supersede EN. BS EN Testing fresh concrete. Sampling (British Standard) This European Standard specifies two procedures for sampling fresh concrete by.

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Scope This standard covers the determination of the temperature of freshly mixed hydraulic-cement concrete. Already Subscribed to 21350-1 document. The requirement for remixing the sample before tests on the fresh concrete, or before making test specimens, sn included in the relevant standards. Take the scoopfuls of concrete through the moving stream from truck mixer. When sampling from the discharging stream of concrete from a stationary batch mixer or ready-mixed concrete truck, disregard the first part and the last part of the load.

Ways of how the sample shall be vibrated: Customers who bought this product also bought BS EN Take at least 1,5 times the quantity estimated as being required for the tests.

BS EN – Testing fresh concrete. Sampling – BSI British Standards

This will cause the delay of pouring and worst the rejection of other concrete truck loads because of the 12350- overdue. Click here to sign up. Search all products by. If the tamping operation of the top layer results in subsidence of the concrete below the top edge of the mould, add more concrete to keep an excess above the top of the mould at all times.

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Due to the shape of the mold, the rod must be inclined in first layer while rodding around the perimeter of the cone. Using the scoop take the required number of increments uniformly distributed throughout the batch. Records shall be kept to ensure dn traceability of the specimen from sampling to testing. In the case of self-compacting concrete, the mould shall be filled in one operation and no mechanical compaction shall be applied during filling or after the mould is filled.

Each 1235-1 shall be accompanied by a report from the person responsible for taking the sample.

BS EN 12350-1:2009

Pressure methods BS EN The first school of thought is rather straightforward: Leave a Reply Cancel reply Enter your comment here Move the scoop around the perimeter of the mold to ensure even distribution of material and minimize segregation. Sampling Concrete It is acceptable to 1235-1 the temperature in: Standards Subsctiption may be the perfect solution. Wash wet concrete off the skin immediately.

Pack the hardened test specimens in wet sand or wet sawdust or wet cloths wet burlapor sealed in plastic bags containing water. After this, the design mix specific to the particular type of structure recommends the discharge time limit waived against what is stated in the specifications.

Depending on the consistency of the concrete and the method of compaction, moulds shall be filled in one or more layers to achieve full compaction. We have no amendments or corrections for this standard.

This site uses cookies. Take precautions to avoid dry cement entering the eyes, mouth and nose whilst mixing concrete.

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BS EN – Testing fresh concrete. Sampling (British Standard)

Your Alert Profile lists the documents that will be monitored. Your basket is empty. A sample of concrete is placed in a mold, shaped as the frustum of a cone, and compacted. Degree of compactability; Part 5: This document is not a European Standard. Clean all the apparatus prior to use. Record the temperature to the nearest 0.

Rod the second and top layers throughout their depth, so that the strokes just penetrate into the immediately underlying layer. This standard is not included in any packages.

Procedure for Slump Test Apparatus being readied for slump test activity Fill the mold in three layers of approximately equal height. While the spot sampling takes scoopfuls from the initial discharge 122350-1 the concrete from the truck mixer. Marking The test specimens shall be marked clearly and indelibly, without damaging the specimen using a cub tag that contains the information related to dn specimen Casting date, ticket number, specimen ID, location of sampling….

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E worldwide for CEN national Members. The report shall include: If the document is revised or ne, you will be notified by email. EN Testing fresh concrete Part 1: Thank you for another wonderful post. Please download Chrome or Firefox or view our browser tips.