Field test of cement sometimes it may be required to perform cement quality tests at a site within a very short period of time for evaluating the condition of the supplied cement. Concrete field testing technician grade i are not required to repeat the written and performance examinations. Aci manual of concrete practice index2015 with aci concrete terminology new editions of each part of the aci manual of concrete practice are issued annually and include the latest aci. Aci concrete field testing technician 2018 workshopexam schedule check the boxes for the workshop andor exam you wish to attend. Learn test 1 aci certification with free interactive flashcards. Concrete sampling and testing orient and affix bis. For individuals who are initially certifying for concrete field testing technician or those who let their certifications expire beyond may 1st of the expiring year, you must provide a copy of your current aci certification in order to complete your course registration. Material acceptance documents on file soil compaction test results recorded. A concrete field testing techniciangrade i is an individual who has demonstrated the knowledge and ability to properly perform and record the results of seven basic field tests on freshly mixed concrete. This webinar will briefly address the major inspection and testing areas where an inspector can have the greatest impact on the resultant structure. To conduct a slump test, concrete is placed into an inverted cone in three stages, using a metal rod to tamp down the concrete after every stage. The results of the slump test will determine the method of consolidation.
Concrete field testing technician certification initial certification. Concrete slump testing is used to evaluate the flow characteristics of freshly mixed concrete. These laboratories have stateoftheart equipment for testing soils, concrete, masonry, asphalt and aggregates. Jobtask analysis jta for aci certification of concrete. It will look at each of the field tests and explain the reason for each test. Once trained, the nician department will not require the individual to take the class again for recertification. This individual will have successfully completed the american concrete institute aci certification program for concrete field testing tech grade i. Precast concrete products, plant and laboratory of the producer. The examinee must be familiar with test procedures, come prepared to demonstrate knowledge and ability to perform these tests and be dressed for working with concrete. These individuals will be required to attend the first day of the three day course, and present their current aci wallet card or certificate to successfully complete the departments castinplace qcqa concrete program. American concrete institute always advancing errata as of january 19, 2015 cp115 concrete field testing techniciangrade i technician workbook first printing reported by aci certification programs committee the following corrections should be made in the first printing of cp115. Astm elearning provides professional, comprehensive, and costeffective training focused on construction material testing. Interest in testing of hardened concrete insitu has increased considerably since the 1960s, and significant advances have been made in techniques, equipment, and methods of application since publication of the first edition of this book in 1982.
Cole provides cost effective laboratory and field testing services to measure the conformance of the materials and construction of your project to the project specifications. Concrete field testing training astm international. Field concrete technician study guide 3 gsp 17 sampling procedure for freshly mixed structural concrete the process of testing fresh concrete in the field begins with the procedures for obtaining and preparing the sample of concrete to be tested. Astm c94 and aci 301 specifications require that all field tests be performed by a person whose training is equivalent to aci concrete field testing technician grade 1 program. Certification policies for masonry field testing technician. Certification requirements nrmca will grant certification to those who meet both of the following requirements. Committee 311 continues to revise the aci manual of concrete inspection. Manual of aggregate and concrete testing1 introduction this manual is intended to supplement, not in any way to supersede, the variousastm test methods for sampling and testing aggregate and freshly mixed and hardened portlandcement concrete.
Bureau of materials and physical research springfield policy. Upon request one of the companys field testing officers will go to the job site, measure the slump of the concrete, cast cylinders for either compressive or indirect tensile brazil test strength, or cast beams for flexural strength, etc. This test method can be used to determine the air content of normal and heavy weight concretes. Aci manual of concrete practice index2015 with aci concrete terminology new editions of each part of the aci manual of concrete practice are. Determine the temperature according to nd t 309, slump to nd t 119 and air content according to nd t 152. The most common method of nondestructive field testing is through a process called sounding. Virginia department of transportation concrete field certi. Concrete field testing technician study guide astm c 172 sampling fresh concrete 1. Aci concrete laboratory testing technician grade ii. Our training courses are created under the direct supervision of a licensed professional civil engineer pe and voting members of astm. To be of use to the field engineer the results of many of the tests detailed must be. In preparing this edition of the manual, as with previous editions, the committees task was to interpret the policies set forth by other authorized bodies rather than to make policy on construction practices.
The following documents can be ordered on the nicet website. All trainees seeking concrete field technician level 1 qualification must. Be certified as an aci concrete field testing technician grade i at the time of application. Testing field location map and field testing area photos are presented in figures 1 4. Concrete contractors education, research, and development foundation for development of assessing the impact of green concrete mixtures on building construction. Concrete basics a guide to concrete practice contents foreword page 2 chapter 1 concrete materials pages 35 chapter 2 concrete properties pages 69 chapter 3 concrete testing pages 10 chapter 4 ordering concrete page 14 chapter 5 proportioning and mixing concrete pages 1516 chapter 6 planning and site preparation pages 1719.
Study the ncdot concrete field technician study guide. Check only one set of workshopexam dates for one city. Manual for frequency of sampling and testing and basis for use of materials general the department standard specifications, section 106. The aci certification program policies are divided into eight sections as follows. Each office follows strict quality assurance guidelines for equipment usage and calibration. Sep 02, 2010 field testing concrete part 1 washington state department of transportation video vh236 a basic overview of field testing for the road construction supervisorinspector. This has largely been a result of the growing number of concrete structures. 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.
A certified concrete field testing technician grade i is an individual who has demonstrated the knowledge and ability to properly perform and record the. Certification policies for en standards concrete field. Aci concrete field testing technician 1 industr y short course. Virginia readymixed concrete association aci concrete field testing technician grade i certification registration form and instructions individuals certified through this program are typically expected to be capable of reading, comprehending and executing. Destructive and nondestructive field testing of concrete. The process of testing fresh concrete in the field begins with the procedures for. Field and laboratory testing and analysis terracon. Pcc level i technician course illinois department of. Aci concrete field short course with full exam includes. 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. Lab and field data for assessing the impact of green. Certification policies for concrete field testing technician grade i. Laboratory and field testing construction materials testing. Concrete field tech study guide all items connect ncdot.
Concrete field testing technician grade 1 certification information. In most of the cases, it is not possible to have any laboratory test in the short period of time. Terracon has more than 140 construction materials testing laboratories. The manual was prepared by committee c09 on concrete and concreteaggregates and has been accepted. However, it cannot be used with highly porous aggregates, such as found in lightweight concrete. Aci concrete field testing technician workbook cp1 38th ed. Radek hajek1,a, martin kovar1,b, marek foglar1,c, jiri. Nd t 23 making and curing concrete test specimens in the field. Protect the sample from moisture loss from the time the sample is taken to the time it is molded. Location information required for all applications. Have had at least five 5 years of verifiable expe rience in aci certificatio n administration, concrete construction, inspection or testing. Aci concrete field testing technician grade ia person who has demonstrated knowledge and ability to perform and record the results of astm standard tests on freshly mixed concrete and to make and cure test specimens.
Concrete field testing techniciangrade i continued page 3 of 4 approved 1072019 astm c231c231m, standard test method for air content of freshly mixed concrete by the pressure method understand the scope and the significance and use of the test method, including the applicable types of concrete appropriate for testing. Use a separate registration form for each set of dates in each city. Jobtask analysis jta for aci certification of concrete field testing techniciangrade i continued page 3 of 4 approved 1072019 astm c231c231m, standard test method for air content of freshly mixed concrete by the. Sounding involves striking the concrete surface and interpreting the sound produced. Field testing services concrete testing services has been established as an extension of these facilities. Choose from 500 different sets of test 1 aci certification flashcards on quizlet. The following information on components of concrete and related subjects has been prepared as a practical study guide for techncians, batchers, inspectors, and contractor or producer personnel to help in preparing to become a certified concrete field technician. The suitable testing field and testing extent for each duraint concrete mix was defined according to the range of use, e. Basic information on finnish field testing areas is presented in table 1. Making and curing compression test specimens in the field gdt 35. A field supervisor shall have at least five years of experience performing tests on construction materials including concrete and be licensed as an aci class 1 concrete field testing technician. Jun 27, 2017 poor quality concrete or poor installation techniques can be the beginning of a nightmare for the owner. The virginia department of transportation, materials division this manual has been prepared as a practical guide. We provide independent construction materials testing, both in the field and at our eight regional laboratory facilities.
En standards concrete field testing technician aci cpp 6. Gdt 26 air content of freshly mixed concrete by pressure method. Concrete field testing technicians technicians conducting concrete testing and inspection for public and private projects must be certified as a level i concrete field testing technician in accordance to michigan department of transportation mdot, astm c94, astm c1077 and aci 318 specifications. Nrmca concrete field testing technician grade ii certification. Gsp 17 gives the standardized procedures for obtaining a representative sample. Study the astm standard test methods contained in the aci technician publication cp1. A concrete field testing technician grade ii is an individual who has demonstrated the knowledge to understand specifications, terminology and procedures and to record the results of standardized test methods for the standards listed in the scope. Aci concrete field testing technician 2018 workshopexam schedule.
If a test is cancelled by ormca due to weather, illness, or other reason, liability will be limited to return of registration fees. The term green concrete in this context refers especially to concrete containing supplementary cementitious materials scms that replace relatively large. Basics of construction inspection concrete the webinar portal. Pdf field testing of concrete members subjected to contact and. American concrete institute concrete field testing.
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