Unlike many of our competitors which develop their own protocols or follow no set standards, BlackRock follows the standard procedures developed by the ASTM International (ASTM). By utilizing ASTM’s industry-accepted standards, BlackRock can ensure clientele that our work is valid and is legally defendable. The following provides a partial list of some of the more common ASTM standard procedures utilized by BlackRock.
Standard Procedures
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E1689-95 Standard Guide for Developing Conceptual Site Models for Contaminated Sites
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E1739-95e1 Standard Guide for Risk-Based Corrective Action Applied at Petroleum Release Sites
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E1943-98 Standard Guide for Remediation of Ground Water by Natural Attenuation at Petroleum Release Sites
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D2487-00 Standard Classification of Soils for Engineering Purposes (Unified Soil Classification System)
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D5782-95(2000) Standard Guide for Use of Direct Air-Rotary Drilling for Geoenvironmental Exploration and the Installation of Subsurface Water-Quality Monitoring Devices
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D5783-95(2000) Standard Guide for Use of Direct Rotary Drilling with Water-Based Drilling Fluid for Geoenvironmental Exploration and the Installation of Subsurface Water-Quality Monitoring Devices
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D5784-95(2000) Standard Guide for Use of Hollow-Stem Augers for Geoenvironmental Exploration and the Installation of Subsurface Water-Quality Monitoring Devices
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D5872-95(2000) Standard Guide for Use of Casing Advancement Drilling Methods for Geoenvironmental Exploration and Installation of Subsurface Water-Quality Monitoring Devices
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D6151-97 Standard Practice for Using Hollow-Stem Augers for Geotechnical Exploration and Soil Sampling
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D6282-98 Standard Guide for Direct Push Soil Sampling for Environmental Site Characterizations
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D6001-96e1 Standard Guide for Direct-Push Water Sampling for Geoenvironmental Investigations
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D6169-98 Standard Guide for Selection of Soil and Rock Sampling Devices Used With Drill Rigs for Environmental Investigations
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D1452-80(2000) Standard Practice for Soil Investigation and Sampling by Auger Borings
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D1586-99 Standard Test Method for Penetration Test and Split-Barrel Sampling of Soils
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D4220-95(2000) Standard Practices for Preserving and Transporting Soil Samples
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D4840-99 Standard Guide for Sampling Chain-of-Custody Procedures
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D5787-95(2000) Standard Practice for Monitoring Well Protection
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D5521-94e1 Standard Guide for Development of Ground-Water Monitoring Wells in Granular Aquifers
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D4750-87(2001) Standard Test Method for Determining Subsurface Liquid Levels in a Borehole or Monitoring Well (Observation Well)
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D5088-90 Standard Practice for Decontamination of Field Equipment Used at Nonradioactive Waste Sites