CRACK STITCHING PROCEDURE

(Used to prevent cracks from becoming longer and/or wider) Cure concrete a minimum of 72 hours

TOOLS

1. Vacuum.

 

2. Hammer Drill and a 
3. 5/16”” diameter x 6” long drill bit.

4. Scraper or Razor Knife

5. Dual Cartridge Gun

MATERIALS

6. Road Ware 10 Minute Mender -     Gray

PREPERATION AND INJECTION PROCEDURES

1. Using a 5/16” diameter bit, drill 4” - 5” deep holes @ 12” O.C.

Note: When drilling, allow the drill bit to follow the crack, the drill may tilt if the crack is not plum, this ensures the repair material is installed at the centerline of  the crack at each hole.

2. Vacuum the repair.

3. Inject 10-minute mender.

4. Fill completely leaving slightly high. 

5. Shave off excess with a Razor Knife. 


Note: Prior to repairing, observe all the surrounding saw cuts for signs of activation, if it is determined that surrounding joint or joints have not activated chase the joint a minimum of 4” deep prior to performing this procedure.

gcpat.com | North America Customer Service: 1 877-4AD-MIX1 (1 877-423-6491)

We hope the information here will be helpful. It is based on data and knowledge considered to be true and accurate, and is offered for consideration, investigation and verification by the user, but we do not warrant the results to be obtained. Please read all statements, recommendations, and suggestions in conjunction with our conditions of sale, which apply to all goods supplied by us. No statement, recommendation, or suggestion is intended for any use that would infringe any patent, copyright, or other third party right.

DUCTILCRETE is a trademark, which may be registered in the United States and/or other countries, of GCP Applied Technologies Inc. This trademark list has been compiled using available published information as of the publication date and may not accurately reflect current trademark ownership or status.

© Copyright 2020 GCP Applied Technologies Inc. All rights reserved.

GCP Applied Technologies Inc., 62 Whittemore Avenue, Cambridge, MA 02140 USA.

This document is only current as of the last updated date stated below and is valid only for use in the United States. It is important that you always refer to the currently available information at the URL below to provide the most current product information at the time of use. Additional literature such as Contractor Manuals, Technical Bulletins, Detail Drawings and detailing recommendations and other relevant documents are also available on www.gcpat.com. Information found on other websites must not be relied upon, as they may not be up-to-date or applicable to the conditions in your location and we do not accept any responsibility for their content. If there are any conflicts or if you need more information, please contact GCP Customer Service.

Last Updated: 2021-03-19

https://gcpat.com/en/solutions/products/ductilcrete-engineered-slab-systems/crack-stitching-procedure