Minnesota Department of Transportation

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Approved/Qualified Products

Shotcrete – Concrete Surface Repair

Dry Mix Products

Manufacturer Product Name Packaging Code Resistivity <15000 Ohms
(note: 2)
Gradation Approval Date
King Packaged Materials Company MS-D1 SY 1520047 or 1525047 No 1 11/9/2020
King Packaged Materials Company MS-D1 SY 1520008 or 1525224 No 2 11/9/2020
TCC Materials TechMix D-SF1 TechMix D-SF1 No 1 10/23/2020
TCC Materials TechMix D-SF2 TechMix D-SF2 No 2 10/23/2020

Notes:

  1. Blended Aggregates: (see qualification process) Use Grading No. 1 when it is likely repair areas are 1 inch or less thick such as prestressed beams. Use Grading No. 2 for most patches expected at greater than 1 inch.
  2. Will the product provide a resistivity < 15,000 Ohm?