The OSHA certification is Prerequisites for Construction Workers. Please visit OSHA website to register your 10 and 30 hours training: https://www.osha.gov/dte/outreach/construction/index.html
The ICC certification is valid for three years. Please visit The International Code Council website to register your exam: https://www.iccsafe.org/certification-exam-catalog/
The Nuke Safety Training certification is Prerequisites for nuclear gauge operation and VDOT exam. Please visit American Portable Nuclear Gauge Association website to register your nuke operation safety training: https://www.apnga.com/
The WACEL certification is valid for five years. Please visit Washington Area Council of Engineering Laboratories (WACEL) website to register your exam: https://www.wacel.org/technician-certification-program/technician-certification-program-overview/
The ACI Concrete I certification is Prerequisite for the VDOT concrete exam. Please visit American Concrete Institute website to register your nuke operation safety training here.
The VDOT certificate is valid for five years. Please visit VDOT Materials Certification Schools website to register your exam: http://www.virginiadot.org/business/matschools.asp