HomeMy WebLinkAboutConcrete Balcony Repairs PlanSURFACE PREPARATION
I. HORIZONTAL SURFACES
1 21-0 A. CHIP OUT L005E CONGRETE WITHIN THE MARKED AREAS AND DETERMINE DEPTH OF REINFORGIN6
3 14-0STEEL. SAW GUT AROUND PERIMETER OF THE REPAIR IN A REGTAN6ULAR PATTERN TO.A DEPTH OF A '
A I/2 INCH OR LE55 TO AVOID GUTTING THE STEEL.
C®B. REMOVE THE CONCRETE WITHIN THE SAW GUT AREA WITH HAND CHIPPER TO EXPOSE THE CORRODED
BALCONY EDGE ROOF SLAB
B REPAIRED REINFORGIN65 STEEL AND TO REMOVE FRACTURED OR UNSOUND CONCRETE IN ACCORDANCE WITH
THE RECOMMENDATIONS FROM 'IGRI
CHIP SURFACES TO OBTAIN A SURFACE ROU6HNE% PROFILE OF I/& INCH 006). WHERE ACTIVE BAR
FULLpEppi 5PALL GORRO51ON 15 FOUND CONTINUE GHIPPIN6 TO A DEPT14 OF 3/4 INCH MIN CLEARANCE BELOW Q
! D BARS. MAKE ADDITIONAL SAW CUTS AND CHIP A5 REQUIRED TO EXPAND THE REPAIR CORRODE BA AD VIAL
4 � TO BE REPAIRED
EX15T HURRICANE SHUTTERS TO BE AREA EFFECTIVELY "CHASE" THE GORRO51ON FOR APPROXIMATELY b INCHES BEYOND ALL ACTIVE Q
REMOVED ( RE -INSTALLED CORROSION.
A5 REQ'D TO REPAIR BALCONY EDGE
WHERE BAR CORROSION 15 LIMITED TO NORMAL MILL SCALE AND SURFACE OXIDATION AND LESS
EXTERIOR PAINT ON THAN 1/2 OF THE BAR DIAMETER 15 EXPOSED WITH REMAINING CONCRETE FULLY BONDED,
4" THICK GONG SLAB „ UNDERCUTTING THE BAR 15 NOT REQUIRED. S
EXTERIOR PAINT ON Q IF THE EXTENT OF CONCRETE DAMAGE EXTENDS BEYOND THE ESTIMATED AREA, NOTIFY THE OWNER
4" THICK GONG SLAB OR ENGINEER BEFORE PROCEEDING. i
EXIST ALUM RAILING TO REMAIN « 2. VERTICAL AND OVERHEAD SURFACES
A. VERTICAL AND OVERHEAD SURFACES SHALL BE PREPARED IN A SIMILAR MANNER TO HORIZONTAL
EX15T ALUM RAILIN6 TO REMAIN SURFACES DESCRIBED IN PLAN. THE GONTRAGTOR SHALL VERIFY THE AMOUNT OF CONCRETE COVER
EX15T TAPERED OVER REINFORCING STEEL AND SHALL REDUCE THE DEPTH OF 5AW-GUTTING ACCORDINGLY TO AVOID I UNIT
GONG BEAM ABOVE GUTTING ANY BARS. b11
3. IMMEDIATELY AFTER GLEANING AND REPLACEMENT OF REINFORGIN6 STEEL, APPLY TWO COATS OF
GORRO51ON INHIBITOR PER MANUFACTURERS 5PEGIFIGATION5.
t 21-0• I CONCRETE PLACEMENT
SEE ENLAkGE
I. INSTALL FORMWORK AS REQUIRED FOR EDGE AND FULL DEPTH REPAIRS: FORMWORK SHALL BE SHORED A5 D BLDG A
NECESSARY AND FORMS SHALL REMAIN IN PLACE A MINIMUM OF 14 DAYS. BALCONY H'LAN5
2. BOND THE REPAIR MATERIAL TO THE PREPARED AREA WITH ONE OF THE FOLLOWING METHODS.
UNIT 315 (UNIT 215 CLG) - BALCONY PLAN A. APPLY BONDING A6ENT TO THE PREPARED CONCRETE SURFACE AGGORDIN6 TO THE MANUFACTURER'S
N.T.5. INSTRUCTIONS.
B. PRE50AK SUBSTRATE TO A SATURATED SURFACE DRY CONDITION WITH N0 5TANDIN6 WATER APPLY A,
SLURRY BOND GOAT OF T1E REPAIR MATERIAL TO THE PREPARED AREA WITH A STIFF BRI51LE BRUSH t21515
f
OR BROOM. DO NOT ALLOW THE SLURRY TO DRY PRIOR TO INSTALLATION OF THE REPAIR MATERIAL.
UNIT 811 - BALCONY PLAN DO NOT RETEMPER THI5 BOND GOAT.
N.T.5. 3. MECHANICAL MIXIN6 15 RECOMMENDED WITH THE USE OF A 51-011 SPEED DRILL AND A JIFFLER TYPE
PADDLE, OR IN AN APPROPRIATE MORTAR MIXER. TYPICAL MIXIN6 TIME 15 3-5 MINUTES. 00 NOT ADD MORE
WATER THAN 15 REGOMMENDED BY THE MANUFACTURER. DO NOT MIX LONGER THAN 5 MINUTES. ONLY THAT
PORTION OF MATERIAL THAT CAN BE PROPERLY MIXED WITHIN 10 MINUTES OF APPLICATION SHOULD BE KEY PLAN
MIXED. 0
4. APPLY FRESH MORTAR OR READY MIX CONCRETE TO THE BOND GOAT. PLACE REPAIR MORTAR ACCORDING N.T.5.
3'-0" TO MANUFACTURERS RECOMMENDATIONS. NORTH
5. EVAPORATION RETARDER: WHERE RAPID WAGE EVAPORATION MAY OCCUR, IN NOT, WINDY CONDITIONS, '
APPLY SPECIFIED EVAPORATION RETARDER AGGORDIN6 TO MANUFACTURERS RECOMMENDATIONS.
b:'FINI5HIN6: COMPLETED REPAIR SURFACES SHOULD BE 5TRAI6HT, TRUE AND MATCH EXISTING PROFILES.
EX15T b CHU PARAPET WALL
DO NOT OVER WORK THE SURFACE.
FULL R P RED TO REMAIN T. AFTER APPLICATION IS COMPLETED AND REPAIR MATERIAL HAS SUFFICIENTLY SET 50 RESOUNDING WILL DESIGN CRITERIA
NOT DAMAGE IT, RESOUND PATCHED AREA TO INSURE PROPER BONDING OF THE REPAIR MATERIAL. FLORIDA BUILDIN6 GODS, TTH EDITION (2020) - EX15TIN6 BUILDINGS
++ 5. ALL REPAIRED SURFACES MUST 13E CURED FOR A MINIMUM OF 5 DAYS ROOF LOADS
TILE ON 4" THICK 4 EX15T 1 4" THIGK GONG ROOF SLAB DEAD 20 P5F
LONG SLAB LIVE.
FLOOR LOADS
DEAD
' EXIST ALUM RAILING TO REMAIN
CONCRETE SLAB ........................................ .........150 PGF
GEILING 5PALL TO BE LIVE
REPAIRED, SEE NOTES REINFORCING (1YPJ BALCONIES.. ......... ......... .........W P5F
GUT PARALLEL OR DE516N CRITERIA PER A5GE 9-16
PERPENDICULAR TO ULTIMATE WIND SPEED REGION, V(ult) .........ITO MPH
POWER TOOL GLEAN (NOMINAL WIND SPEED REGION, V(a9d) .........132 MPH
:GOAT SLAB ED6E5 d WALLSEX15T REINF BAR AS Pz WIND BORNE DEBRIS RE61ON
t 21-0SPECS SEE 5HORIN6 DIAGRAM ENCLOSED STRUCTURE
• BUILDING HEIGHT < 140 FT
ROOF PITCH FLAT < i"
RISK CATEGORY II
UNIT 415 (UNIT 315 CLG) - BALCONY PLAN
rA_`xx SECTION SLAB EDGE INTERNAL PRESSURE G013=F. 10,15
p
N.T.S. S 1 N.T.S. EXP09M
NOTE:
I. SHORE BALCONY ED6E AS PER 5HORIN6 DIAGRAM SCOPE OF WORK
2. REPAIR EDGE IN 2'-0" SECTIONS SLAB IN PLAN _1. THE SCOPE OF WORK 15 LIMITED TO THE GENERALCONCRETE REPAIRS TO TIEAST FAGING BALCONIES'
:..:-..-UNIT5215/315, 515/41 415/515, 515/bl5 4 811.
a Y
STRUCTURAL NOTES
I. CONTRACTOR SHALL VERIFY ALL DIMENSIONS IN THE FIELD AND NOTIFY THE ENGINEER OF ANY
D15GREPANGIE5 PRIOR TO CONSTRUCTION.
TYP. ISLAND ,` 2. ALL CONSTRUCTION 91ALL BE 13RAGED AND SHORED BY THE CONTRACTOR A5 REQUIRED TO SAFELY
PERFORM THE WORK:
CONCRETE
1. CONCRETE WORK SHALL BE IN ACCORDANCE WITH THE FOLLOWING:
A.G.I.301 'SPECIFICATIONS FOR 5TRUGTURAL CONCRETE FOR BUILDINGS" LATEST EDITION.
Q FULL DEPTH 5PALL
A.G.I.31b BUILDING GORE REQUIREMENT5 FOR STRUCTURAL GONGRETE.
I.G,R.I. 'INTERNATIONAL CONCRETE '
0 D RED
REPAI
R INSTITUTE" LATEST EDITION.
SLAB E 6E T AVOID PREFER
TO BE REPAIRED 2. THE MINIMUM CONCRETE COVERAGES SHALL BE A5 FOLLOWS:
BE REPAIRED EXPOSED TO WEATHER 1 1/2" MIN.
TILE ON 4" THICK 4 I/2" PLWYD d AVOID COMPLEX REPAIR CONFI6URATION5, 51MPLIFY SHAPES 3. PROVIDE qO DE6REE LAP SPLICES AT ALL INTERSECTIONS.
GONG BLAB FORM BOA AND ELIMINATE ISLANDS 4. REINFORGIN6 SHALL BE LAPPED SPLICED AND TIED WITH THE FOLLOWING MINIMUM:
-,
#4 24 INS #5 30 INS #6 3b INS
EXIST ALUM RAILING TO REMAIN 4x4 PT BLK'6 SURFACE PREPARATION GEOMETRY CONCRETE REPAIRS
3' 4° - ® EA P05T 1211 4 0 (MAX) 4-0 (MAX) 1211 N.T.5. I. 5AWCUT AROUND THE PERIMETER OF THE AREA TO BE REPAIRED IN A REGTAN6ULAR PATTERN. CUTS SHALL
BE MADE PARALLEL OR PERPENDICULAR TO THE SLAB ED6E5 AS PER THE DETAILS SHOWN. DO NOT GUT ANY
GONT 4x4 Pi EXI5TIN6 REINFORGIN6 STEEL. IF STEEL 15 ENCOUNTERED REDUCE THE DEPTH OF GUT AS REQUIRED.
2. REMOVE ALL FRACTURED, L005E 4 UN50UND CONCRETE. CHIP SURFACES TO OBTAIN A SURFACE ROU644NE55
OF 1/4" 0 1/0 PREPARE THE AREA 50 THAT THE 51DE-5 ARE VERTICAL AND LEVEL.
3"m ADJUSTABLE 3. WHERE ACTIVE WRRO510H 15 FOUND, CONTINUE GHIPPIN6 TO A DEPTH OF 3/4" AROUND REINFORGIN6
STD STF�L PIPE 4. IF AGTIVE CORRO5ION OR UNSOUND OR FRACTURED CONCRETE EXTENDS BEYOND THE SAW GUT AREA,
I, t 21-0 L POST SHORES EXTEND THE REPAIR AREA AS REQUIRED TO INCLUDE ALL ACTIVE CORROSION 4 UNSOUND CONCRETE.
5. EXISTING REINF. BARS SHALL 13E POWER TOOL GLEANED OF ALL 50AL.E d RUST, BARS ARE TO BE REPLAGED
IF EXHIBITS 6REATER THAN A 20% L055 OF OR055 SECTION WITH A BAR OF SAME 512E AND LAP OF 35 BAR
DIAM OR IF LAP 5PLIGIN6 15 NOT POSSIBLE A DOWEL OF SAME 517E SHALL BE EPDXY ANCHORED TO A
UNIT 5i5 (UNIT 415 CLG) - BALCONY PLAN DEPTH OF 12 AR DIAM.
N.T.5. 8. ALL EXI5TIN6 REINFORGI% STEEL WHIGH CAN BE REMOVED BY HAND AFTER CONCRETE DEMOLITION 15
COMPLETED SIiALL BE REPLAGED WITH NEW BARS OF SAME DIAMETER ( 5PACIN6 AS THE ORIGINAL STEEL.
EXIST REINF. TO REMAIN T. WHERE REPLACEMENT 15 NECESSARY THE EXISTING REINFORCIN6 STEEL 514ALL BE CUT LEAVIN6 A MINIMUM OF
• 35 BAR DIAMETERS EXTENDI% OUT FROM THE SOUND CONCRETE TO ALLOW FOR LAP 5PLICIN6 OF NEW
5EGI11EYATION ' e 5PALLIN6 AREA TO BE REPAIRED REINFORCEMENT.
' 4 " a 6. WHEN DOWELING NEW BARS NEXT TO EXI5TIN6 BARS, HOLES SHALL BE DRILLED A MIN. OF 2" APART FROM
THE EX15TIN6 BARS. CARE SHALL BE TAKEN TO DRILL PARALLEL TO THE EXI5TIN6 STEEL TO PREVENT
e REMOVE FULL DEPTH OF GONG, LEAVING EXIST REINF. 5PALLI% OF THE CONCRETE. DRILLED HOLES SHALL BE PER THE FASTENER MANUFACTURERS
SHORING DIAGRAM A A ' a POWER TOOL GLEAN 4 PAINT ALL EX15T BARS 5PEGIFIGATION5 AND FILLED WITH EPDXY. NEW DOWELS SHALL BE INSERTED TO THE FULL DEPTH.
NOTES: N.T.5. q. GOAT ALL EXPOSED REINF BARS WITH WRRO510H INHIBITOR PRIOR TO PLACING NEW CONCRETE.
I: POST RES TOP AND BASE PLATES SHALL BE SECURED WITH (4) 1/4" x3" HD 5GREW5 10. CONCRETE REPAIR PRODUCTS SHALL 13E AS PER SPEG.5
OR TAPGON5 A5 APPLICABLE, 6' EXP05E A MIN. OF 6" 11. ALL CONCRETE DEMOLITION SHALL BE IN AGGORDANGE WITH THE RECOMMENDATIONS OF THE INTERNATIONAL
2. 5EQUENCE WORK TO REPAIR III SHORE ALTERNATE BALCONIES. a4 ' OF NON-GORRODED REINF. CONCRETE REPAIR INSTITUTE
e SAW CUT AROUND PERIMETER OF REPAIR CONCRETE REPAIR PRODUCTS
a AREA 4 ROUGHEN EDGE5 1. CONCRETE REPAIR MATERIALS SHALL BE MANUFACTURED BY 51KA. ALL PROPRIETARY MATERIALS SHALL BE
Q PARTIAL DEPTH SURFACE 5PALL 4 _ APPLIED IN 5TRIGT ACCORDANCE WITH THE MANUFAGIURERS SPECIFICATIONS. WHERE THE MANUFACTURERS
I TO BE REPAIRED - INSTRUCTIONS GONFLIGT WITH THI5 SPECIFICATION, THE CONTRACTOR SHALL BRING SUCH CONFLICTS TO THE
ATTENTION OF THE OWNER PRIOR TO THE APPLICATION. ALL MATERIAL SHALL BE FROM A 51N6LE
4 MANUFACTURER. - TO ASSURE COMPATIBILITY, MIXING AND MATGHIN6 OF VARIOUS PRODUCTS FROM DIFFERENT
TILE ON 4" THICK n
GONG SLAB FULL OR PARTIAL DEPTH SLAB REPAIR MANUFACTURERS 15 NOT ALLOWED WITHOUT PRIOR APPROVAL.
N.T.S. 2. THE FOLLOWIN6 PRODUCTS 94ALL BE U5ED AS DESCRIBED IN THI5 SPECIFICATION.
STRUCTURAL REPAIR MORTARS:
A. HORIZONTAL 4 VERTICAL 9URFAGE5, 51KA 211 5GG PLUS
EX15T ALUM RAILIN6 TO REMAIN B. CORROSION INHIBITOR: 51KA ARMATEG 110 EPOGEM
G. BONVIN6 AGENT: 51KA ARMATEG 110 EPOGEM
f 2'-0' D. WATERPROOFING:
a. BASE GOAT - 51KAISARD FLEXGOAT (2) COMPONENT, POLYMER -MODIFIED, WATERPROOF,
CEMENT BASED COATIN6 SYSTEM
b. TOP COAT 51KA6ARD FLEXGOAT ATG 51NG-LE COMPONENT, WATER-BA5ED, ACRYLIC,.
c. COLOR AND TEXTURE TO MATCH EX15TIN6 5URROUNDIN6 AREAS. '
121'-0° I 3. 5T000O REPAIR SHALL BE A MIN. TWO GOAT MASONRY CEhENT/5AND MIXTURE AT 1:3 RATIO IN ACCORDANCE
WITH THE PORTLAND GEhENT A550GIATION 'PORTLAND GEMENT STUCCO MANUAL.
A. PORTLAMD CEMENT IN ACCORDANCE
WI
TH ASTM G15
RECEIVED
B. M NRY , A50 CEMENT IN ACCORDANCE E RD NG
WITH ASTM G91 ,
UNIT 615 (UNIT 515 CLG) - BALCONY PLAN
G. ALL ED6E5 SHALL BE HAND STRUCK WITH NO METAL BEADS MAR 9 2020
N.T.S. FILE COPY 5T. Lucie County, Permitting I
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This drawing and design as shown is
theproperty of MIL Engineering Inc
Reproduction and/or use of this drawing
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consent or permission of this company
Is prohibited, may constitute an Infringe-
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REVISIONS:
ISSUE:
FOR PERMIT
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DATE:
DATE:
3-9-21
DATE: 3-9-21
DRAWN BY: TR
CHECKED BY: ML
JOB No. 20-249A
SEAL:
l
N
N41CHAEL A. LUG, P.E.
FLORIDA REG. #4; 520
SHEET NO:
1 SHEET