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00-1404-004 I v _ _V V• +iY.� U a 3`0 U Y gf zd 11/ , .. } LOCATION OF APPROX. 2V2 " I.I J7 rt tt z3 zrl ,�� ra e� z8 ai s' `'C ,�.,' �•so - ` 50. FT. OF GONG. 5PALLING TO Be REPAIRED AS PER C LIJ 1 _ GONG. 5PALLING REPAIR ` %� �'G pro s so �, / I PROCEDURES N j PROJECT LOCATION �I b ® % • K I / �/ ��� �,2�' .Z 3 4 S' (n 8 3 7 !0 /f /1 I? ld /y � � /�v� �—•� 3 •t�..•��,����. � t rk Sol /a�- trQT- l)'. / s 3� V` (` L / ..--- G. EDGE OF EXIST. LOW GONG. a / EDGE OF EXIST. HIGH GONG. EYEBROW TO Be REPAIRED A� / EYEBROW TO Be REPAIRED 0\'� ` % ma drawing and�e•�gn a.shov+n b tY,s+ A5 INDICATED ��� / AS INDICATED h�� / / srs 51 TE LOCATION PLAN - NO SCALE a u,y�ca,tenl therther�wm,an leas Reproduan«i arxila we of ma drawing content or penmbslon of this company Is pros IbOW,may oonst"an Infringe- / / ® me&,and may be subiect to leflal octfon / Q� �•• by Porfk;k Poi{quln Samara,Ino. EDGE OF EXISTING / GOi�1GR -Tr C.>I—l'1LL 1 �� CANOPY TO REMAIN / // / / / RE5TORATI ON FROGEDURE5 / I. DISLODGE, CHIP d REMOVE ALL SPALLED OR LOOSE CONCRETE TO EXPOSE SOUND MATERIAL AND SOUND REINFORCING. REMOVE SURFACE PAINT BY WIRE BRUSH OR PRESSURE GLEANING TO LOCATIONS iR GRAGKS IN CONCRETE / LOCATIONS OF APPROX. I� 5Q. FT. OF EXPOSE CONCRETE SURFACE. ; TO BE REPAIRED A5 PER CONCRETE / CONCRETE 5PALLING TO Be REPAIRED CRACK REPAIR PROCEDURE5 (TYR. / AS PER CONCRETE 5PALLIN(5 REPAIR 2. WIRE BRUSH AND GLEAN ALL EXPOSED REINFORCING STEEL THAT IS STILL FULLY INTACT. WHERE SHOWN) / PROCEDURES (TYP. WHERE SHOWN) PAINT EXISTING REINFORCING STEEL WITH "EMAGO P22" TREATMENT OR EQUAL. IF THE EXISTING STEEL REBAR DIAMETER 15 REDUCED 105 OR MORE BY RUST, REPLACE THE STEEL t ///////,o//, WITH NEW GRADE 60 REPAR TO MATCH THE EX15TING. PROVIDE 36 BAR DIAMETER MINIMUM LAP EXIST. 2 5TORY BUILDING EXIST. 2 STORY BUILDING OVER ACCEPTABLE REPAR. REMOVE EXISTING CONCRETE AS REQUIRED TO ALLOW SUFFICIENT 5881-q3-ci8 SUNSET DRIVE 5881-q3-q8 SUNSET DRIVE (AT LEAST 3/4") CLEARANCE FOR NEW REPAIR MORTAR TO SURROUND THE NEW STEEL AND / 3 LAPPED SECTIONS. LOCATIONS OF APPROX. 1I� 50. FT. OF �Q LOCATIONS OF CRACKS IN CONCRETE APPLY RESTRUCTOR (FROM WCR TECHNOLOGY, 5-753 WHI5TLEWOOD CIRCLE, SARASOTA, FL. r— I I ( CONCRETE 5PALLING TO BE REPAIRED 33232, CONTACT BILL REED, 0141-314-6153) CONCRETE PH TREATMENT IN 2 SUCCESSFUL GOATS n ty TO BE REPAIRED A5 PER CONCRETE TO SATURATION ON EXPOSED CONCRETE SURFACE AT EACH REPAIR. AS PER CONCRETE 5PALLING REPAIR CRACK REPAIR PROCEDURES (TYP. ALLOW RESTRUCTOR TO CURE UNTIL SALTS +l: ACIDS HAVE BEEN EXPELLED 0 DAYS MIN. . wHERe SHOww ,p ( � PROCEDURES (TYP. WHERE SHOWN) AFTER EXPULSION IS COMPLETE, WASH THE SURFACE WITH HOT WATER. = REAPPLY RESTRUGTOR TO SATURATION AND ALLOW SURFACES TO DRY. 4 \ M APPLY pH TESTS. FIELD TESTING CAN BE DONE WITH PHENOLPHTHALEIN, APPLIED TO THE 16 _. - - --� - - - - - 1 m \ — — — — — — — — -- — — — — — —' m — — — ASFBE N(REAGHED ED COLOR WILL APPEAR INDICATING AN APPROXIMATE LEVEL OF 12 — — — — — — — — — — — — — -r — — — 3 THE SURFACE 15 READY TO BE REPAIRED. O 4. GOAT CONCRETE SURFACE WITH "GONCRESIVE LIQUID LPL", OR EQUAL, BONDING AGENT. ex Q 5. HAND PACK IN 1/2" LAYERS TO ORIGINAL GRO55 SECTION USING "EUGO VERTIGOAT'" REPAIR W Z MORTAR. "SIKA FERROGARD c103" CAN BE OBTAINED FROM: SIKA CONSTRUCTION PRODUCTS 0 AS SUPPLIED BY THE EUCLID CHEMICAL COMPANY, OR EQUAL, -� SUNSET DRIVE SUNSET DRIVE 6. APPLY RESTRUCTOR OVER NEWLY REPAIRED AREAS TO SATURATION AND ALLOW SURFACES W ' TO CURE FOR -1 DAYS (MIN.). >- ' I ° EYEBRON REPAIR PLAN IrX1ST. LOY�I G0�1G. 1=Y�SROY� RI✓i•'A�IR pLA'�i� ,8:: = I:_O�i N irXIST. �IC�I� G01�G. %8:: _ 11-011 GOi\1GR�T� GRA�GfG REPAIR �' � N PROCEDURES I . . � I. REPAIR ALL CRACKS BY THE "STRUCTURAL CONCRETE BONDING PROCESS (5GB) EPDXY _k - W iNJEGTION SYSTEM. FOR CRACKS l.'P !'I^" IN WIDTH, I.ISW GO�!CRl=51YE 1360; FOR CRACKS Z TO •,,•� FROM 1116" TO 1/4" IN WIDTH, USE GONGRESIVE 1350 OR 1380; CRACKS WIDER THAN I/4" USE CONGRE5IVE 13-70. INJECT RESIN I U5 NG 200 PSI (MIN.). NOTE: O v! ' ALL REPAIR MATERIALS LISTED ARE AVAILABLE FROM MASTER BUILDERS ING , EXCEPT A5 Q OTHERWISE INDICATED. ILL I _ _ ' in f Reinforcing Steel Cleaning and Repair of Reinforcing Steel Eid a and Surface Conditioning LLJ xposing and Undercutting o g g p g g Conditioning of Concrete Removal Geometry autlonl Before starting removals review et,ect of U � � Y 9 Cleaning f Reinforcing Steel these details are applicable to horizontal vertical removals, on structural integrity. Provide shoring of Z Z u„ member s necessary.Particular care shall be exercised Q � g g and overhead locations, They are also applicable to at slab/beam connections to columns. J C/) / Q All heavy corrosion and scale should be removed � � � These details are applicable to horizontal, vertical, removal byhydio demolition,hydromilling,andelec•. . m 00 and overhead locations. They are also applicable to from the bar as necessary to promote maximum bond of replacement material. Oil free abrasive tric, pneumatic or hydraulic impact breakers. removal by hydro demolition,hydro-milling,and elec- blast is the preferred method. A tightly bonded Do not use these derails for shotcrete applications— }. co Uj Itnc,pneumatic or hydraulic impact breakers. ®, light rust build-up on the surface is usually not _ for shotcrete repairs refer to AC1506Edge Prepara- �` U Q Remove loose or delaminated concrete above cor- _ detrimental to bond,unless a protective coating is ;•�`; tion Guidelines. t Section Elevation I O l I tic ' '•'� •Q _ . • N 00 being applied to the bar surface,in which case the coded reinforcing steel. Remove deiaminated concrete, undercut rein- co n ce initiarP mo v ale- are m ade p roceed with the atto manufacturer's s recommendations for sur- � forcing in g steel to and Undercut- (Q� V face preparation should be followed. undercutting of all exposed corroded bars. Under- ting of Reinforcing Steel" on page 3), remove •t cutting will provide clearance for under bar clean- I - in and full bar circumference bonding to 4` additional concrete as required to provide mini- r---•�,.----, ►,. •'• ;, '�9 .��t ; Beam or Concrete ± 'v surrounding concrete, and will secure the repair mum required thickness of repair material. Rib Substrate 1 _Reinforcing structurally. Provide minimum )/, inch (19 mm) clearance between exposed rebars and surrounding ; Steel ' Q At edge locations,provide right angle cuts to the P f Abrasive - '- m g concrete surface with either of the following `� ;` .............` concrete or I/• inch (6 mm) larger than largest Nozzle aggregate in repair material, whichever is greater. _ t methods: �- Abrasive ��i�, REVISIONS: • Sawcut 1/2" (13 mm) or less as required to i r Paths f Concrete removals shall extend along the bars to I i q © avoid cutting reinforcing steel. I locations along the bar free of bond inhibiting ., t g backside of J Elevation co c:eanin rrosion, and where the bar is well bonded to Cleaningba k • 'Use power equipment such as hydrodemolition Section surrounding concrete. I f - If non-corroded reinforcing steel is exposed dur- / or impact breakers. Avoid feather edges. ,Q g Repair of Reinforcing Steel Due to Loss of Section o 0 0' Q Repair configurations should be kept as simple as i Column ing the undercutting process, care shall be taken If reinforcing steel has lost significant cross section,a New bars may be mechanically spliced to old bars possible,preferably with squared comers. not to damage the bar's bond to surrounding Corner structural engineer should be consulted. If repairs are or laced aralleltoandapproximately 3/4 in- 19mm concrete. If bond between bar and concrete is required to the reinforcing teel,one of the following from existing bars. La eP s shall be determined After removals and edge conditioning are com- Boundary f loose Recommended broken, undercutting of the bar shall be required. � g g g P � � g g and delaminated Layout I ,•�:,•�' • ,;•�a�• gQ repair methods should be used: in accordance with ACI 318;also refer to CRSI and pliete, remove bond inhibiting materials (dirt, Any reinforcement which is loose shall be secured concrete in place by tying to other secured bars or by other • Complete bar replacement,or AASHTO manual, concrete slurry, loosely bonded aggregates) by approved methods. Addi6on ofsupplemenial bar over affected sec6on. abrasive blasting or high pressure waterblasting I with or without abrasive. Check the concrete Affected Length - f ted surfaces after cleaning to insure that surface is .............__................................._.___.._....._..........._ Loss of Section fre=e from additional loose aggregate,or that ad• DATE: _ diitional delaminadons are not present. 10-4-2000 o► �c.. .:ca: .. �; �• Slab or Wall Partial Depth DWN BY: If h drodemoUdon is use cement and P y d, articulate . . S.C, Baker sl must be rem �--� 5 ,� ,;f •;,; '•' •: fury d from the prepared surfaces before slurry hardens. Supplemental Bar J09 NO: 00-79 Required Lap• Required Lap •j.• ..o........_..._o..............o.._............o............._.o_...... ,`R��•m.� Slab or Wall SHEET: Full Depth l _ , l.._.._._...._._. .............................._...............____.........._ IL ra• ! Affected Length I - OF � s EET . S 1 �