Quality Testing

Mark Sand & Gravel Co. has two mobile testing laboratories that move with the portable hot mix asphalt plants. These plants are equipped with the most up-to-date testing equipment. Our facilities are staffed with individuals trained and certified for testing within the states of Minnesota and North Dakota. We maintain annual certifications for MN and ND in our laboratory facilities.

​Below are some of the capabilities of the materials testing facilities:

• Testing of aggregates for mix design qualities
• Hot mix asphalt testing for MNDOT, NDDOT, FAA, County,
  Township and municipal
• Nuclear density testing in the field as well as other field testing