Hilti HIT FP 700-R Bedienungsanleitung Seite 9

European technical assessment ETA-2 1 / 0 6 2 4
English translation prepared by CSTB
Figure B1: General construction rules for post-installed rebars

Post-installed rebar may be designed for tension forces only.

The transfer of shear forces between new concrete and existing structure shall be designed additionally
according to EN 1992-1-1.

The joints for concreting must be roughened to at least such an extent that aggregate protrudes.
*)
If the clear distance between lapped bars exceeds 4·, then the lap length shall be increased by the
difference between the clear bar distance and 4·
c concrete cover of post-installed rebar
c concrete cover at end-face of existing rebar
1
c minimum concrete cover according to Table B1 and to EN 1992-1-1
min

diameter of reinforcement bar
l lap length, according to EN 1992-1-1 for static loading
0
embedment length ≥ l
l
v
d nominal drill bit diameter
0
Injection system Hilti HIT-FP 700 R for rebar connections
Intended use
General construction rules for post-installed rebars
+ c
0 1
d
0
.
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8 mm ≤ ϕ ≤ 40 mm
Annex B2