CWT is nationally accredited by AASHTO and CCRL, locally certified by all the various. is a full service construction materials testing laboratory located at the center of New York City in Maspeth, Queens. City Wide Testing, Inc. is fully staffed with working professionals who, with their broad range of skills and experience, enable us to serve our clients' needs promptly and efficiently. With our
industry leadership and years of Testing and Inspection experience, we can deliver the very best service and the highest standards of business conduct. To ensure that we can meet the demands of our clientele, we maintain a full - service laboratory facility.