Concrete Surface Preparation Standards

Sspc sp 13 nace no.

Concrete surface preparation standards.

Removal and replacement of non durable concrete 3. Decontamination of the concrete surface 4. Today polymers can be applied as thin as 1 8 or up to 3 4 thick and stamped producing a surface that looks just like a normal stamped concrete surface. This is an excellent peer reviewed analysis from the u s department of interior bureau of reclamation.

Proper surface preparation proper surface preparation includes the following. 6 standards for the surface preparation of concrete. Standards codes of surface preparation for concrete repair. Steps listed below must be accomplished prior to the placement of a bonded polymer system on concrete.

Concrete surface preparation standards a number of industry standards identify methods of surface preparation that can be used on cmu and other concrete surfaces e g floors poured walls pre cast. Sspc sp14 nace 8 industrial blast cleaning removal of all visible oil grease dust and dirt when viewed without magnification. Surface preparation standards provide a basis for a service level agreement between blasters contractors inspectors and project owners. Astm d 4262 83 test method for ph for chemically cleaned or etched concrete surfaces.

This removal results in a surface profile roughness or amplitude that is generally the most visible condition following surface preparation. This standard was originally prepared in 1997 by sspc nace joint task group tg f surface preparation of concrete it was reaffirmed in 2003 by sspc group committee c 2 surface preparation and nace specific technology group stg 04 coatings and linings protective surface preparation. The guideline includes 10 concrete surface profiles ranging from csp 1 minimal roughness to csp 10 very rough with amplitude greater than 0 25 in. Creation of surface profile 5.

Shop surface preparation supplies and equipment. Concrete surfaces are prepared prior to resurfacing concrete to look like plain concrete again or to be upgraded to a decorative finish. Best practices for preparing concrete surfaces prior to repairs and overlays. You can also consult the international concrete repair institute s standard 310 2 r selecting and specifying concrete surface preparation for sealers coatings polymer overlays and concrete repair.

The specifications contain detailed methods and practices for preparing surfaces. Provides requirements for surface preparation of concrete by mechanical chemical or thermal methods prior to the application of bonded protective coating or lining systems. Astm d 4260 88 standard practice for acid etching. Aci 503r use of epoxy compounds with concrete.

Knowing the standards are important for any abrasive blaster and is a necessity for certified blasters.