Mar 12, 2018 this ondemand course contains six modules that prepare you for the aci concrete field testing technician grade i certification exam. Field operations inspector performs concrete field tests. The program for sampling and testing plastic portland cement concrete varies with the type of concrete application. Concrete field testing training astm international. Protect samples from sun, wind, rapid evaporation, and c o n t a m i n a t i o n. Field concrete technician study guide 9 gdt 27 slump of portland cement concrete the purpose of the slump test is to determine the consistency of the concrete. For equipment specification details consult the current aashto edition. Field testing of an ultrahigh performance concrete overlay technical report pdf available october 2017 with 1,048 reads how we measure reads. The program requires a working knowledge of the following astm test methods and practices. 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. Summary of field tests concrete pipe below is a summary of common field test methods for concrete pipe.
Destructive and nondestructive field testing of concrete. 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. Sounding involves striking the concrete surface and interpreting the sound produced. Feb 20, 2018 the aci concrete field testing technician grade i certification is given to individuals who successfully demonstrate the knowledge and ability to perform and record the results of seven basic. These quality tests on concrete give an idea about the. In either case, poor testing penalizes the c o n t r a c t o r, ready mix pro d u c e r, and owner. Start studying aci concrete field testing technician grade i. Aci concrete field testing technician grade i flashcards. 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. A 6 by 12 in 150 mm by 300 mm cylinder mold can be 18. Wisconsin ready mixed concrete association american. The tdot concrete field testing technician is an individual who has demonstrated the knowledge of and ability to perform concrete field tests for acceptance.
The two major types are structural concrete and pavement concrete see table 2, on page 6. Gsp 17 gives the standardized procedures for obtaining a representative sample. This is a measure of the relative fluidity or mobility of the concrete mixture. These methods are used in completing the field condition survey of buildings. Concrete field testing technician certification program 2019 schedule district facility address 1st courseid 2nd courseid 3rd courseid capacity scheduled instructor 1 district 10 office conference room 1st floor 255 elm st. Pdf field testing of an ultrahigh performance concrete overlay. Aci concrete certification practice test prep field.
The tdot concrete field testing technician is an individual who has demonstrated the knowledge of and ability to perform concrete field tests for acceptance or quality control. Aci manual of concrete inspection reported by aci committee 311 aci 311. The pave ahead design assistance center is a free service offered by the national ready mixed concrete association which allows an owner, designer, or specifier to work with an assistance team to develop a pavement design including jointing plans, select materials, locate contractors, conduct lifecycle cost analysis, and consult with industry specialists. Field testing technician grade i certification training.
Field testing of concrete structures include nondestructive testing and destructive testing. What are different tests for concrete quality check. Test specimen shall be a representative sample based on the following table. 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. C143, standard test method for slump of hydraulic cement. Att can perform basic nuclear density testing, and concrete field testing, as well as more advanced construction inspections and ultra sonic testing. Slump the slump test astm c 143 m e a s u res concrete consistency, or the ability of fresh concrete to flow. Understanding the scope, significance, and pro c e d u r e of each test for fresh concrete is the. Astm c 31 covers making, curing, protecting, and transporting concrete test specimens under field conditions. 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.
The system associates m016 field tests of freshly mixed concrete to the sample record. Penndotnecept certified concrete field testing technician program cancellation of remaining 2020 certification courses page 2 march 16, 2020 cc. 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 slump test astm c 143 measures concrete consistency, or the ability of fresh concrete to flow. Oil city, pa 16301 12052018 1901 04042019 1920 50 dan grosser 2 district 20 office main conference room 70. Concrete field testing technician recertification program tn. 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. C31, standard practice for making and curing concrete test. Our training courses are created under the direct supervision of a licensed professional civil engineer pe and voting members of astm. 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. Job task analysis jta for aci concrete field testing techniciangrade i certification continued page 3 of 3 updated 572015 know and perform preparation procedures and assembly of air meter for test know and perform initial addition of water and alcohol to the air meter. Pittsburgh area chapter aci please mark the date and location you are registering for. Division of materials and tests tdot certification.
Weekly certified readymix plant report form 24143 3. 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. The aci concrete field testing technician grade i certification is given to individuals who successfully demonstrate the knowledge and ability to perform and record the results of seven basic. The most common method of nondestructive field testing is through a process called sounding. Learn vocabulary, terms, and more with flashcards, games, and other study tools. This test defines the procedures used to obtain samples that will show the nature and condition of the materials which they represent. Concrete slump testing is used to evaluate the flow characteristics of freshly mixed concrete.
Get certified as an aci concrete field testing technician. Please periodically check our website for class availability at roanokejanuary 9, 10, 11 virginia beach january 22, 23, 24 richmondfebruary 6, 7, 8 fredericksburgfebruary 20, 21, 22. Slump does not measure the water content or workability of the concrete. Concrete field testing technician course overview cttp. Aci field technician certification programs certification level. Concrete field testing technician grade 1 concretestate. Astm elearning provides professional, comprehensive, and costeffective training focused on construction material testing. In most of the cases, it is not possible to have any laboratory test in the short period of time. Slump is commonly mistaken as a m e a s u r e of workabilitythe ease in which fresh concrete. Certification policies for concrete field testing technician grade i. Virginia readymixed concrete associationaci 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. Inspect all materials used in the construction of concrete work at their source, on the job, or both. The intent of this summary is to provide guidance for specifications that require products to adhere to standards for allowable leakage.
Aci concrete certification practice test prep field testing. Best practice guidelines for concrete placement planning, field testing, and sample collection page 1 september 2014 1 executive summary concrete is the most widely used construction material and can be used in almost any environment for a multitude of applications but successful concrete construction begins with careful planning. We shot videos of field tests that you need to master to pass the exam. For concrete paving projects only, send copies of all agency and contractor tests results including control charts. Procedures for compressionstrength testing of these cylinders are described in astm c 39. Procedure record all information on sfn 9987 or sfn 2455. Concrete field testing technician certification program. Different quality tests on concrete such as compressive strength tests, slump tests, permeability tests etc. Aci concrete field testing technician workbook cp1 38th ed. Pdf print aci concrete field testing technician grade i. You are now ready to either navigate to lims and enter test results or copy sample to prepare sample for cylinders.
Quality tests on concrete are performed as a part of quality control of concrete structures. Concrete field testing technician indiana chapter aci. A concrete field testing technician grade ii is an individual who has demonstrated the knowledge to understand specifications, terminology and procedures. Making and curing compression test specimens in the field gdt 35. The afternoon field test session includes demonstrations and practice in proper concrete testing procedure. Aci concrete field testing technician grade i sponsored by. This ondemand course contains six modules that prepare you for the aci concrete field testing technician grade i certification exam.
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 techniciangrade i definition. Depending on the application and performance requirements, one or multiple tests may be appropriate for a. Testing fresh concrete in the field concrete construction. Advanced terra testing att can offer construction inspection services, as well as comprehensive onsite laboratories. Inspect all materials used in the construction of concrete.
316 469 1325 345 1235 1073 1184 417 383 749 1141 416 486 1216 1305 1243 711 405 283 1474 662 15 431 1382 980 535 713 859 1186 1289 246 604 114 1207 279 656 1200 1373 790 452 1402 460 805 1211 936 995 264 866