Mortar this document comes with our free notification service, good for the life of the document. Pdf role of test method in detection of alkalisilica. Astm c311 c311m 18 standard test methods for sampling and. Standard specification for application of portland cement. Astm c1260 14 standard test method for potential alkali reactivity of aggregates mortar bar method citing astm standards citation data is made available by participants in crossrefs citedby linking service. Astm c1260 07 standard test method for potential alkali reactivity of aggregates mortarbar method active standard astm c1260 developed by subcommittee. A comprehensive list of citations to this standard are listed here. Standard test method for flat particles, elongated. A number in parentheses indicates the year of last reapproval. Effect of portland cement fineness on astm c1260 expansion. Determining alkalisilica reactivity of aggregates using a. Not vary by more than 1 degree fahrenheit when verified against a reference thermometer. It turns up after the test was performed and completed 9 months had passed that this was for a bridge, and as such the testing should have been in accordance with aashto t303. We are using 2 astm c1260 concrete engineering general discussion engtips.
Alkali aggregate reactions institute for transportation. Type of reaction is the expansion due to acr or asr. C125 terminology relating to concrete and concrete aggregates. It is based on the nbri accelerated test method 14. Astm c 926 free download astma36 specification sheet astm c926 free c 926 astm c1063 astm steel. The main criticism of astm c 1260 is that the high temperature combined with the high concentration of free hydroxides creates a very harsh condition. Astm c22710 standard test method for potential alkali reactivity of cementaggregate combinations mortarbar method 1. Astm c1260 01 standard test method for potential alkali reactivity of aggregates mortarbar method. Aarp health insurance plans pdf download medicare replacement pdf download aarp medicarerx plans united healthcare pdf download. Estimated minimum level of scm required to suppress 2year expansion in astm c1293.
Astm c1260 14 standard test method for potential alkali. I have been running c1260 s on some aggregates known to be innocuous and have been getting results higher than typically seen for this aggregate. Accelerated laboratory testing for alkalisilica reaction using. Both standard ambt tests, astm c1260 and astm c1567, use a 14day exposure in an aggressive solution temperature regime. Astm d479119 standard test method for flat particles, elongated particles, or flat and elongated particles in coarse aggregate. Astm c22710 standard test method for potential alkali.
Paving materials and is the direct responsibility of subcommittee d04. C1260 14 standard test method for potential alkali reactivity of aggregates mortarbar method, aggregate, alkalisilica reactivity, length change, mortar, sodium. The relaxation losses of normal stressrelieved and lowrelaxation stressrelieved wires should not exceed the. The methodology presented in this document is based largely up on some modifications to the procedure that is established in the standard astm c 1260 test.
Referenced documents purchase separately the documents listed below are referenced within the subject standard but are not provided as part of the standard astm standards. This technical note provides an overview of the principal astm standards affecting coldformed steel framing. Astmc1260 standard test method for potential alkali. There are probably at least 100 different cmu units available.
Alkalicarbonate reactive avoid reactive components or do not use alkalisilica reactive take preventive measures or do not use nonreactive accept for use no precautionary measures necessary no asr acr no concrete prism test, astm c 1293 is. For all the sands there is good agreement between the diagnoses of the astm c1260 and the other test methods, except astm c227, only when a portland cement with a blaine surface area of 500m2kg. An astm designation number identifies a unique version of an astm standard. For annual book of astm standards volume information, refer to the standards document summary page on the astm website. Table 3 comparison of astm c 1260, astm c 1293, and field conditions. Astm c1280a standard specification for application of exterior gypsum panel products for use as sheathing. This specification covers uncoated, deformed, stressrelieved, and lowrelaxation wire for use as prestressed tendons in concrete railroad ties.
Method a is a reflection of the original procedure as developed prior to superpave and is intended for all nonsuperpave applications. Asr mortar bar testing astm c1260 and c1567 mafiadoc. Steel wire, indented, lowrelaxation for prestressed concrete. C109c109m test method for compressive strength of hydraulic cement mortars using 2in. Note 1the material described in this specification may be used for blending with. Pdf a comparative study between astm c1567 and astm c227 to.
It has been suggested that in order to provide more conservative results, the ambt tests should be evaluated at 28 days rather than 14 days all other conditions of the test are kept the same. A summary of cbanges section appears at the end of this standard. For referenced astm standards, visit the astm website. Alkalisilica reaction in portland cement concrete the university. Astm c 1260 01 pdf free download february 19, 2019 astm c comments.
Standard test method for sieve analysis of fine and coarse. Measuring device must read between 30 to 120 degrees. I have a client who requested astm c1260 asr through mortar bar expansion from a testing agency. Astm c140 standard test methods for sampling and testing. Omni block concrete masonry units cmu have significantly passed the industry standard astm c9014 and c140 for structural block every time when manufactured and tested in the usa. Expansion limits for all three tests are plotted as dashed lines. Astm c1064 aci temperature of freshly mixed concrete.
Standard test method for flat particles, elongated particles, or flat and elongated particles in coarse aggregate1 this standard is issued under the. Astm c126001 standard test method for potential alkali reactivity of aggregates mortarbar method. Standard test method for flat particles, elongated particles. Is549 evaluation of alkali silica reactivity asr mortar bar testing. The results show that mortarbar expansion was promoted with increased cement fineness regardless of clinker alkali, aggregate reactivity, or soak solution normality. C114 test methods for chemical analysis of hydraulic cement. Standard test method for slump flow of selfconsolidating concrete. Astm c311 c311m 18 standard test methods for sampling. To identify the reactivity of asr of the three selected aggregates, three standard testing methods were used.
Astm c1260 concrete engineering general discussion eng. Potential alkali reactivity of aggregates mortarbar method basic equipment set. May contain mineral or chemical admixtures, if approved by owners. More reactive aggregate establishes level of prevention r 80 no data assume r3. Standard specification for application of portland cementbased plaster1 this standard is issued under the fixed designation c926. The astm c1293 and astm c1260 results represent typical results for these aggregates as reported in table 2.
Active standard astm c1260 developed by subcommittee. I have been running c1260s on some aggregates known to be innocuous and have been getting results higher than typically seen for this aggregate. Mortar bar testing astm c1260 and c1567 at 14 days and 28 days free download as pdf file. The astm c1260 accelerated mortarbar test is a commonly used method for rapid identification of potential alkaliaggregate reactivity and may also be used for assessing the effectiveness of supplementary cementitious materials in suppressing alkalisilica reactivity asr. Standard test method for sieve analysis of fine and coarse aggregates. Aarp health insurance plans pdf download medicare replacement pdf download aarp.
Pdf accelerated laboratory testing for alkalisilica reaction. Two procedures, method a and method b, are presented in this standard. Astm c1260 concrete engineering general discussion engtips. Astm c 12601567 expansion, % standard astm c 1567 cured at 38c for 28 days figure 2 astm c 12601567 expansion results figures 3 and 4 are plots of the astm c 12601567 expansions versus permeability results for each cement and curing method. Appendix c modified astm c 1260 test method to evaluate. Be calibrated annually, or if theres a question of accuracy. Concrete technology evaluation of alkali silica reactivity. These plots again illustrate that the initial permeability of the. Astm c1260 standard test method for potential alkali. This test method permits detection, within 16 days, of the potential for deleterious alkalisilica reaction of aggregate in mortar bars. This specification covers slag cement for use as a cementitious material in concrete and mortar. Deformed wires with nominal diameters shall be supplied in coils and shall conform to specified values of breaking strength requirements. Portland cement with enough water for the required strength and sand for proper consistency.
Astm international standard references for astm c1260 14. While the tested aggregate sources proved nonreactive under. This test result had the block at 3740 psi compressive strength when the minimum is only 2000 psi. This document is available in either paper or pdf format. Find the most uptodate version of astm c1260 at engineering360. Steel wire, indented, lowrelaxation for prestressed.
Astm c126014, standard test method for potential alkali reactivity of aggregates mortarbar method, astm international, west conshohocken, pa, 2014, back to top. Report on determining the reactivity of concrete aggregates. Pdf a comparative study between astm c1567 and astm. Astm c 126001 test procedure standard test method for potential alkali reactivity of aggregates mortarbar method, vol. Pdf petrographic identification of reactive minerals in. Mortar bar expansion for these aggregates was tested as per the guidelines of both astm c227 and c1260. Astm c126005 standard test method for potential alkali reactivity of aggregates mortarbar method superseded see active link, below. Chapter 11 investigation of mitigation alternatives using astm c 1260. Evaluation of alkali silica reactivity asr mortar bar testing astm c1260 and c1567 at 14 days and 28 days alkali silica reaction asr is a chemical reaction between. These standards are often referenced in building codes.
412 419 439 1232 1006 689 498 212 523 338 262 89 500 1054 36 960 957 691 88 170 249 1007 1107 730 291 1278 842 1315 654 1417 347 1120 475 216 918 508 888 413 932 562 1263 961