Minnesota Department of Transportation

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Approved/Qualified Products

Curing Compounds

MnDOT Spec 3752

Membrane Curing/Sealing Compound for Colored Concrete

Product Name Manufacturer
TK-ACHRO KURE AK-2 1315 TK Products
AC1315 ChemMasters
Tenon Cure & Seal WB 1315 TCC Materials
CS-309-30 W.R.Meadows
Cure & Seal 25 SpecChem

In addition to the initial curing application, MnDOT requires an additional application of curing/sealing compound a minimum of 30 days after placement of the colored concrete.

MnDOT Spec 3753

Type 1-D Membrane Curing Compound

Product Name Manufacturer Expiration Date* Pre-approved Lot/Batch
1100 Clear w/Dye W.R. Meadows 2/6/25 MN4HA062

MnDOT Spec 3754

Poly-Alpha Methylstyrene Membrane Curing Compound

Product Name Manufacturer Expiration Date* Pre-approved Lots/Batches
Envio Cure White ChemMasters 3/23/26 C562440
Envio Cure White ChemMasters 3/25/26 C562441
Envio Cure White ChemMasters 4/28/26 D562682
Envio Cure White ChemMasters 4/28/26 D562683
White Water Resin 44 Crafco, Inc. 3/25/26 D5183
White Water Resin 44 Crafco, Inc. 3/25/26 D5205
White Water Resin 44 Crafco, Inc. 4/9/26 D5250
White Water Resin 44 Crafco, Inc. 4/15/26 D5254
White Water Resin 44 Crafco, Inc. 4/22/26 D5289
White Water Resin 44 Crafco, Inc. 6/12/26 D5393
PaveCure AMS SpecChem 2/21/26 022125PCAMS
PaveCure AMS SpecChem 2/24/26 022425PCAMS
M-1066 TK Products 2/28/26 M1E03609
M-1066 TK Products 2/28/26 M1E00703
M-1066 TK Products 2/28/26 M1E00704
M-1066 TK Products 2/28/26 M1E00705
M-1066 TK Products 3/07/26 M1E03610
M-1066 TK Products 3/07/26 M1E03611
M-1066 TK Products 3/07/26 M1E03612
M-1066 TK Products 3/14/26 M1E03613
M-1066 TK Products 3/14/26 M1E04502
M-1066 TK Products 3/14/26 M1E04503
M-1066 TK Products 3/14/26 M1E04504
M-1066 TK Products 3/17/26 M1E04505
M-1066 TK Products 3/18/26 M1E05205
M-1066 TK Products 3/19/26 M1E05206
M-1066 TK Products 3/20/26 M1E05207
M-1066 TK Products 3/28/26 M1E06904
M-1066 TK Products 3/31/26 M1E06906
M-1066 TK Products 4/2/26 M1E07010
M-1066 TK Products 5/5/26 M1E07012
M-1066 TK Products 5/14/26 M1E06903
M-1066 TK Products 6/03/26 M1E06905
M-1066 TK Products 6/12/26 M1E07301
M-1066 TK Products 7/3/26 M1E07011
M-1066 TK Products 7/25/26 M1E07302
M-1066 TK Products 7/25/26 M1E07303
M-1066 TK Products 7/25/26 M1E07304
M-1066 TK Products 7/28/26 M1E19809
2255-White W.R.Meadows 4/16/26 MN5HD213
2255-White W.R.Meadows 4/16/26 MN5HD226
2255-White W.R.Meadows 7/15/26 MN5HH140
2255-White W.R.Meadows 7/23/26 MN5HH151
2255-White W.R.Meadows 1/6/27 MN5HA042
2255-White W.R.Meadows 1/6/27 MN5HA046

MnDOT Spec 3755

Linseed Oil Membrane Curing Compound

Product Name Manufacturer Expiration Date* Pre-approved Lots/Batches
Lin-Seal White W.R.Meadows 1/29/27 MN6HA132

* Pre-approved lots/batches currently being used on a project that are past the expiration date prior to completion of that project can be continued to be used on that project without further testing provided the material continues to perform satisfactorily. The Engineer may request additional testing before use to determine compliance with these specifications if the curing compound has not been used within one year or whenever the Engineer has reason to believe the curing compound is no longer satisfactory.