ERDC INSPECTION & VALIDATION OF LABORATORIES of the authors(s) and should not be construed as an official - Department of the Army position, policy or decision, unless so i _ designated by other official documentation. __ US Army Corps ; | of Engineers. __ 1| U.S.ARMY j} The views, opinions and findings contained in this report are those | eet 4 ~~ FileName . ERDC INSPECTION & VALIDATION OF LABORATORIES Laboratory Training Requirements Laboratory must have a minimum of two technicians on staff that have the required certifications, based on the test methods performed by the Laboratory, as indicated below: > Aggregate Testing Technician Level 1 ---- aggregate testing including ASTM D75, C702, C117, C127, C128, C136, C566, and C40. > Aggregate/Soils Base Testing Technician ---- soils testing including ASTM D75, C702, D421, D422, D4318, D2216, D698, and D1557. > Concrete Strength Testing Technician ---- concrete strength testing including ASTM C617, C1231, C39, and C78. > Concrete Field Testing Technician Grade 1 ---- fresh concrete testing including ASTM C172, C1064, C143, C138, C231 and/or C173, and C371. Note: Where access to ACI Training is difficult to get, USACE provides ACI workshops and administers the written and performance exams. Contact Mike Wielputz at: michael.p.wielputz@usace.army.mil US Army Corps of Engineers. ERDC INSPECTION & VALIDATION OF LABORATORIES Laboratory Training Requirements > Aggregate Testing Technician Level 1 ---- 78 Certifications in Puerto Rico. > Aggregate/Soils Base Testing Tech ---- 2 Certifications in Puerto Rico. > Concrete Strength Testing Technician ---- 39 Certifications in Puerto Rico. > Concrete Field Testing Tech Grade 1 ---- 419 Certifications in Puerto Rico. Note: Where access to ACI Training is difficult to get, USACE provides ACI workshops and administers the written and performance exams. Contact Mike Wielputz at: michael.p.wielputz@usace.army.mil US Army Corps of Engineers. ERDC INSPECTION & VALIDATION OF LABORATORIES ACI Training Requirements Costs Which certifications are requested and how many students each? Typically, the more students, the less cost per student Desired location for training? (travel, lodging, per diem, etc) Timeline for training? Logistics Required Classroom of adequate size for group White board or large writing pad Sufficient power outlets Video projector and screen or video wall screen Lab space or work area for mixing concrete and hands-on demos o Adequate light o Water o Cement, gravel, sand or ready-mix Interested? Contact Chad Gartrell or Mike Wielputz for more detai Is . US Army Corps of Engineers. ERDC INSPECTION & VALIDATION OF LABORATORIES Laboratory Validation Requirements PR |Jaca & Sierra Testing Laboratories- Trujillo Alto, PR PR |MGV-GES Lab Inc. - Vega Baja, PR PR |Geo-Engineering, LLC- San Juan, PR PR {Victor E Rivera Associates, LLC- Ponce, PR PR |Suelos PSC - San Juan, PR PR |GEO CIM, Inc. - Guaynabo, PR PR |SPEC Group PSC - San Juan, PR Zero Labs for test 49 57.6% 1 Lab for test 3 3.5% 68.2% 2 Labs for test 6 7.1% 3 Labs for test 3 3.5% Total Tests 85 US Army Corps of Engineers. ERDC INSPECTION & VALIDATION OF LABORATORIES Laboratory Validation Requirements ASTM Number Title Need D 1586 Standard Penetration Test (SPT) and Split-Barrel Sampling of Soils D 2172 \Quantitative Extraction B Need D 5444 |Mechanical Sieve Analysis of Extracted Aggregate B Need D 6926 |Preparation of Bituminous Specimens Using Marshall Apparatus B Need D 6927 |Marshall Stability and Flow of Bituminous Mixtures B Need C 42 |Obtaining and Testing Drilled Cores and Sawed Beam of Concrete C Need Need D 2166 Unconfined Compressive Strength of Cohesive Soil Need D 4253 |Maximum Index Density and Unit Weight of Soils Using a Vibratory Table S Need D 4254 |Minimum Index Density and Unit Weight of Soils and Calculation of Relative Density S Need D 4718 |Oversize Correction Need D 4832 |Controlled Low Strength Materials Test Cylinders Need D 4992 |Evaluation of Rock for Erosion Control Need of Engineers. Updated March 2023 EARTHWORK MATERIALS TESTING - SOIL CLASSIFICATION ASTM D2487 Unified Soil Classification System ASTM D422 Sieve & Hydrometer ASTM D1140 & D6913 % passing No. 200 & Sieve Analysis | ASTM D4318 Atterberg Limits ASTM D2974 Organic Content ASTM D4318 Atterberg Limits ASTM D2974 Organic Content ASTM D7928 Hydrometer ASTM C117 & C136 % passing No. 200 _ & Sieve Analysis ASTM D4318 Atterberg Limits NOTE: ASTM C117 & C136 is only appropriate for Aggreggates with <8" Passing No. 200 US Army Corps of Engineers. (Cm) ERDC INSPECTION & VALIDATION OF LABORATORIES Laboratory Validation Requirements C33 \|Aggreggates for Concrete A Need C94 |Ready Mix Concrete - Mixer Uniformity Need C109 |Field Testing of Grout Need C443 /|Hydrostatic Test Need C796 |Compressive Strength Test C Need C924 |Leakage Test Need C969 |Leakage Test Need D1461 Moisture Content of Mixture A Need D3689 IMicropile Proof Testing Need D4945 |Dynamic Pile Analysis Need D6/60 |Pile Integrity Testing (Crosshole Sonic Log Testing) Need D8169 |Bi-Directional Axial Compression Testing Need F959 |Direct tension Indicator Washer Compression & Indicator Gaps Need API /API RP 13B-1 Monitor grout water/cement ratio (Measure specific gravity) M Need AWWA |AWWA C302 Hydrostatic Testing of in place concrete pipe Need AWWA |AWWA C600 Hydrostatic Test Need AWWA |IAWWA C651 Bacteriological Testing Need CRD-C |COE CRD-C 61 Anti-Washout Testing C Need CRD-C |COE-CRD-C 521 Vibrator Testing Need IBC |IBC Section 1810.3.3.1.2 Load Test Need PRHTA |PRHTA SP 934-2.09 Permeability Need ERDC INSPECTION & VALIDATION OF LABORATORIES Commercial Laboratory Inspection/Testing Issues USACE Testing Issues > Accreditation (AASHTO Materials Reference Laboratory/CCRL Concrete Cement Reference Laboratory) and/or Validation (USACE) offers only a snap-shot in time (2 yr) of Laboratory Capability often represents the best of the best > During COVID and post COVID Inspections have been Virtual This represents a potential problem, Lacking proper Quality Assurance > ERDC - MTC Validation represents a 1 level of basic minimal Quality Assurance Completely necessary for even playing field > Validation by Desk audit of AMRL/CCRL process is sometimes insufficient to uncover potential issues of non-compliance > 24 level of Quality Assurance is most critical to ensure day-to-day operations are compliant Project Engineers, Geotech Engineers & Quality Assurance Representatives. US Army Corps of Engineers. ERDC INSPECTION & VALIDATION OF LABORATORIES Laboratory Validations Contact the MTC > Providing Inspections/Validation > Providing Audit/Validation > Provides guidance on unusual ASTM or other Methods such as Rock Testing Handbook (RTH), CRD-C Methods, ACI, Mil Standards, etc. > Review/Validation for adding ASTM methods Cost depends on complexity and quantity of methods (desk audit or inspection) > Disputes resolution for conflicting lab data > Investigates claims for erroneous/bad data > Provide ACI training where required US Army Corps <j of Engineers. | U.S.ARMY |
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