Worldwide Engineering, Environmental, Construction, and IT Services
Services
Geotechnical and Materials Engineering- Analysis and Design of Pavement and Pavement Structures
- Steel Inspection Services
- Multichannel Analysis of Surface Waves
- Static Load and Pull Testing
- Dynamic Pile Testing Services
- Laboratory Testing
- Rehabilitation of Concrete Structures
- Coatings Inspection
- Alkali-Aggregate Reactivity
- Pyrite Investigation
- Blasting and Vibrations
- Arbitration Litigation
Agricultural ServicesAir QualityBrownfield Redevelopment ServicesBuilding SciencesConstructionData ManagementDecommissioning ServicesDrilling ServicesEmergency Management/ Response/CFATSEnergy ServicesEngineering
Environmental Site Assessment and RemediationGeotechnical and Materials EngineeringGreenhouse Gas Assurance ServicesHydrogeologyInformation TechnologyInsurance Support ServicesMunicipal Infrastructure Planning and DesignNoise and Vibration ConsultingRailroad ServicesRisk AssessmentSafety and Industrial Hygiene
Blasting and Vibrations
Blasting and Vibrations
Vibrations related to blasting and construction operations are a growing environmental concern for governments due to urban development and increased public sensitivity.
CRA provides expertise and resources to the construction, quarry, and mining industries. CRA has successfully completed consulting assignments across North America.
Services
- Pre-blast condition surveys, including videographic recordings
- Evaluating structures as well as sensitive equipment located in proximity of blasting operations
- Post-blast conclusion surveys
- Public relations with media and adjacent property owners
- Blast design to minimize environmental impact (vibrations, flyrock, dust, etc.)
- Blast design to minimize effects on rock stability and control overbreak
- Tunnel blasting design
- Marine blasting design
- Audit of drilling and blasting operations
- Evaluation of explosive products including delay time accuracy, velocity of detonation, water resistance, etc.
- Blast monitoring with seismographs: analysis of ground vibration and air blast overpressure
- Monitoring and/or computerized analysis of blasts for optimization of fragmentation
- Preparation and presentation of specifically tailored courses on different aspects of drilling and blasting operations
- Risk analysis for insurance-related problems
- Legal expert testimony pertaining to damages, accidents, construction claims, etc.
