Astm c31 c31m 18b standard practice for making and curing concrete test specimens in the field. Astm c31 archives document centers standards forum. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Standard test method for flexural strength of concrete. This is used for a registered author who enrolls in the hubpages earnings program and requests to. Combining values from the two systems may result in nonconformance with the standard.
Overview of astm c31 standard practice for making and curing concrete test specimens in the field this is a test required to pass the american concrete institute aci. Historical version s view previous versions of standard. Astm c31 c31m 19a standard practice for making and curing. Active standard astm c31 c31m developed by subcommittee. Cylinder molds can be metal or plastic, so long as they are nonabsorbent, nonreactive to concrete, and maintain their shape and dimensions under all conditions. All astm standards are available from document center inc.
Astm c31 c31m 18 standard practice for making and curing concrete test specimens in the field. Astm c31c31m making and curing concrete test specimens in. Astm c31 c31m 19 standard practice for making and curing concrete test specimens in the field. Astm c31 c31m 18b standard practice for making and curing concrete test specimens in the field ask if all water has been added before you get your sample, and also make sure you get the batch ticket from the driver of the truck, because you will need it later on when you are entering the sample into your computer system or otherwise. Astm c31 c31m 19a standard practice for making and. December 2019 standard practice for making and curing concrete test specimens in. This includes being protected from freezing with efficient insulation materials including. Astm c31c31m19a red standard practice for making and. A number in parentheses indicates the year of last. Astm c31 c31m 06 standard practice for making and curing concrete test specimens in the field. With s web based subscription service no downloads or installations are required. These specimens need to be monitored for exposure conditions during the transport phase.
Astm c31 c31m 17 standard test practice for making and curing concrete test specimens in the field elearning course. Start studying astm c31 c31m standard practice for making and curing concrete test specimens in the field. Astm c31 c31m standard practice for making and curing. Astm c1511 standard specification for liquid membraneforming compounds having special properties for curing and sealing concrete. C31 c31m19a standard practice for making and curing concrete test specimens in the field beam specimens cylinder specimens. This standard is issued under the fixed designation c31c31m. Astm c31 c31m 09, standard practice for making and curing concrete test specimens in the field, astm international, west conshohocken, pa, 2009. Pdf variations of in situ concrete strength by european standard. So when you see language that touts the use of standardcured concrete, youll know that most likely the c31 standard is the one to which the material is being tested. All surfaces shall be smooth and free of scars, indentations, holes, or inscribed identi. Astm c31 c31m 12 standard practice for making and curing concrete test specimens in the field pdf download skip to the end of the images gallery. Instantly download astm c31 c31m 19 standard practice for making and curing concrete test specimens in the field. Astm c31 making and curing concrete test specimens in the field when strength is used as a basis for acceptance of concrete, specimens must be molded and cured according to astm c31.
Astm c 31m pdf this practice covers procedures for making and curing cylinder and beam specimens from representative samples of fresh concrete for a construction. Astm c31 c31m 19a standard practice for making and curing concrete test specimens in the field. Users guide to astm specification c94 on ready mixed concrete astm manual astm manual. Standards of aci and astm cited in this specification are listed by name and designation, including year. Astm c31c31m09 standard practice for making and curing.
While you are out there making cylinders you can keep lookout for errors in the mixing and pouring of the concrete. C31c31m 19 standard practice for making and curing. Jobtask analysis jta for aci certification of concrete. Link to active this link will always route to the current active version of the standard. June 2019 standard specification for liquid membraneforming compounds having special properties for curing and sealing concrete. Pdf europe and united states exert a worldwide influence in the field of concrete. Astm c31 aci making and curing concrete test specimens. Choose from 500 different sets of questions astm c31 flashcards on quizlet. The pdf download is licensed per individual in which the individual can place on up to four electronic devices for their personal use. Jobtask analysis jta for aci certification of concrete field testing techniciangrade i continued page 4 of 4 approved 1072019 astm c31 c31m, standard practice for making and curing concrete test specimens in the field understand the scope and the significance and use of the practice, including reasons for curing by. Astm c31 c31m 09 standard practice for making and curing concrete test specimens in the field. Astm c31 c31m outlines the details for safe transport of the specimens with transportation time not exceeding 4 hours.
Astm s construction materials technician series enables qaqc technicians in the construction industry to advance their skills using leading, selfguided, computerbased training. Astm c31 standard practice for making and curing concrete. The revised ctm 523 adopts the fabrication and initial curing of specimen changes in accordance with astm c31 c31m 19, standard practice for making and curing concrete test specimens in the field, section 9, molding specimens, and section 10, curing. The sides of the specimen shall be at right angles with the top and bottom. Astm c31c31m19 standard practice for making and curing. Nonconsent will result in comscore only processing obfuscated personal data. Cpd 202, changes to ctm 523 in accordance with astm. This practice covers procedures for making and curing cylinder and beam specimens from representative samples of fresh concrete for a construction project.
Permissions to reprint documents can be acquired through. I would advise you to carry an extra set of each size of mold to every job, because you never know if you might be asked to make another set. Practice c31 c31m or c192c192m applicable to beam specimens and shall have a test span within 2 % of being three times its depth as tested. Standard practice for making and curing concrete test specimens in the field.
Standard practice for making and curing concrete test specimens in the field order. Why concrete curing conditions are important giatec. View notes astm c496splitting tensile strength of cylindrical concrete specimens. Astm c31 c31m 12, standard practice for making and curing concrete test specimens in the field a23. Astm c496splitting tensile strength of cylindrical concrete. When strength is used as a basis for acceptance of concrete, specimens must be molded and cured according to astm c31. Astm c31 c31m 12 standard practice for making and curing concrete test specimens in the field. This document is available in either paper or pdf format. Standard test method for compressive strength of cylindrical concrete specimens1 this standard is issued under the.
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