1. Document: ACI 355.4 Qualification of Post-Installed Adhesive Anchors in Concrete (ACI 355.4) and Commentary
Public Discussion Period: May 24 to July 10, 2019
1 of 1
No. Public Commenter Name Pg # Line # Public Comment Committee Response
1. Howard Silverman N/A N/A The ICC-ES evaluation committee has approved changes to
AC308 that are equivalent to these ACI 355.4 changes at its
June 2019 evaluation committee hearings.
Committee 355 is pleased to learn that there is
again agreement between ACI 355.4 and ICC-
ES AC 308.
2. Wael Selim 1 41 Adhesive anchor depth related to hole diameter to be
addressed.
The requirements of anchor depth, diameter
of holes, drilling methods, cleaning of hole
procedures, concrete strength and condition
and many other factors that affect the
adhesive anchor installation, performance, and
durability are addressed by the manufacturer
in the Manufacturer's Printed Installation
Instructions (MPII) and covered by the testing
requirements of the 355.4 document. The
three pages of 355.4 modifications that were
reviewed during the public comment period
represent a revision to the actual document
and are only a small portion of the overall
document. These revisions pertain only to
qualifying those methods of injection that
employ a piston plug.
3. Wael Selim 1 39 It should be mentioned that holes where adhesive material
to be applied should be totally clean.
See item 2
4. Wael Selim 1 45 It should be addressed that air should be blown inside hole
where adhesive material to be applied to make sure that
hole is free of dust , and dust should come out after
blowing air.
See item 2
5. Wael Selim 1 9 Compressive strength limits for using adhesive anchors
should be addressed
See item 2
6. Wael Selim 1 General Chemical composition allowed of used adhesive material
should be provided to make sure it is compatible with
concrete.
See item 2
7. Wael Selim 1 General Anchor strength related to compressive strength of
concrete should be mentioned.
See item 2
8. Wael Selim 1 General Tests of anchors and adhesive material should be
mentioned
See item 2
