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These details are applicable to horizotatal, vertical,
and overhead locations. They arta. also applicable to
removal by hydro -demolition, hydromilling, and elec-
tric,: pneumatic or hydraulic impact breakers.
Do not use these details, for shotcrete applications
far shvtcrete repairs refer to ACI 506 .edge Prepara-
tion
Preparation Guidelines.
�j Remove delarninated concrete, undercut rein-
forcing steel (refer to "Exposing and Undercut-
ting of Reinforcing Steel' on page 3), remover'
additional concrete as required to provide mini F
muni required thickness of repair material.
At edge locations, provide right angle cuts to the 4 x
concrete surfacewith either of the following
methods.
• sawcut 1/2" (13, mm) or less as required to = N
avoid cutting reinforcing steel.
• Use power equipment such as hydrodemolition
or impact. breakers. Avoid feather edges.
Repair configrtrations should be kept as simple a a Q Q A
possible, preferably with squared corners.
W 0
After removals and edge conditioning are com- Boundary of loose Recommended
fete; remove bond inhibiting materials dirt, and delaminated Layout a � U
p g ( concrete
U
~ -- concrete slurry, loosely bonded aggregates) by
abrasive blasting or high pressure waterblasting
Oi
W
U
with or without abrasive, Check the concrete
surfaces after ~leaning to insure that surface is A ® w
0
free from additional loose aggregate, or that ad- -- O
ditional delaxrin.ations are not present. 0
a
If hydrodemolition is used, cement and particulate
slurry must be n✓moved from the prepared surfaces A.
before slurry nz,, 4ens,
fwd
)VOTES:. U RV -70 Y,V 4LL MUTER/ORATED GONGROM BY POLLOIU/N6 THE /NTERA/A77M,4L CONCRET,S REPAIR /N67'/TU7'0 *U/051 -/NNS, AS 490401W ABOVE.
RS M�tST R PROT CT P 8/00,�P R B.4R PR/M R OR �tPPRO D QU/Y,4 T
Z.> CO,ct T ,4LL EXPOSED RE/NFORC/NG !.!/l TH M,4STPR BU/LD,E' E � P E Y,�' ,E' LAN
> P4 TCH LARGE EXGA VA 7100 AREAS lrREAER 774dN /N DOPTHJ UTH 84SF 94STER EM4C0_
S44mG/REP4/R MOR714R OR 4PPROYED 042411V4LENT
- n � v
_ r
4.) P4 TON SM TALL EXCA 144 T00 AREAS IUND&R Z !N OEPrk) Wl rh B4SP M4ST,ER P ACO N4Zb OR .4PPROV;ED �QU/V,4LEN .
,
5,) W140RO NX/Sr/W ROOAR kAS LOST MORS7WAA/ 20� OP /T S DIET CROSS ECT/ON DUE TO GORROS/N' TAE OAR 6144L4 BE ROPLACED OR
SUPPLEMENTED WM4 A LAPPED OAR OP THE SAME SIZE OR ONE BAR SIZE I-AROOR.
6.) ALL L,4P SP !C 6 S SkAL BE A MIN/MUM OP 40 49AR VIAMO71.7S
.. L L
soros �114N
O CONCi'
_J
mil T
1 0.
CARMO
ENGINEERING
ssocI n
S, INC.
814 N. Dixie Hwy.
Lantana, FL. 33462
(561)586-1111
P.E. N5857
CERT.'QF AUTH #829
Q
DA O,iP.E. W !
DATA
DRAWN:
P.A.A.
CHECKED:
D.R.C.
DATE:
5/4/16
DRAWING NO.