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HomeMy WebLinkAbout4817-6REV. I REVISION DESCRIPTION . . . . . . . . . . . . . . .......... CONCRETE 1. MIXING, BATCHING, TRANSPORTING, AND PLACING OF ALL CONCRETE AND SELECTION OF CONCRETE MATERIALS SHALL CONFORM TO ACI 301 SPECIFICATION AND 2007 CBC SELECTIONS 1905A & 1906A FOR STRUCTURAL CONCRETE FOR BUILDINGS, U.N.O. CONCRETE PROPORTIONING SHOULD BE DETERMINED ON THE BASIS OF FIELD EXPERIENCE AND /OR TRIAL MIXTURES IN ACCORDANCE WITH AC1318, SECTION 5.4. 2. EACH MIX DESIGN LISTED BELOW SHALL BE SUBMITTED, WITH CURRENT SUPPORTING DATA, AND BE APPROVED BY THE OWNERS REPRESENTATIVE AND THE TESTINGLABORATORY PRIOR TO USE. CONCRETE MIX DESIGNS SHALL BE STAMPED AND SIGNED BY A CIVIL OR STRUCTURAL ENGINEER LICENSED IN THE STATE OF CALIFORNIA PRIOR TO REVIEW BY STRUCTURAL ENGINEER. 3. THE SCHEDULE BELOW INDICATES THE MINIMUM CONCRETE DESIGN MIX REQUIREMENTS. A. TYPE A - FOOTINGS AND MAT FOUNDATION NORMAL WEIGHT CONCRETE WITH F'C = 4000 PSI (AT 28 DAYS) MAX W/C RATIO = 0.50 MAXIMUM AGGREGATE SIZE = 1-1/2 INCH B. TYPE B -SLAB-ON-GRADE, FLOOR FILL OVER STEEL DECK, EXPOSED TO VIEW CURBS, STAIR PANS AND EQUIPMENT PADS. NORMAL WEIGHT CONCRETE WITH F'C = 4000 PSI (AT 28 DAYS) MAX W/C RATIO = 0.45 MAXIMUM AGGREGATE SIZE = 1 INCH SHRINKAGE LIMIT = 0.045% C. TYPE C - FILL IN METAL DECK AT ROOFS, CONCEALED CURB AND PADS, WALLS, COLUMNS, AND BEAMS NORMAL WEIGHT CONCRETE WITH F'C = 4000 PSI (AT 28 DAYS) MAX W/C RATIO = 0.50 MAXIMUM AGGREGATE SIZE = 1 INCH D. TYPE D - FILL IN EXCAVATION AND CONDUIT ENCASEMENT NORMAL WEIGHT CONCRETE WITH F'C = 500 PSI (AT 28 DAYS) MAXIMUM AGGREGATE SIZE = 1 INCH 4. PORTLAND CEMENT SHALL CONFORM TO ASTM C-150, TYPE I OR TYPE II, LOW ALKALI. 5. AGGREGATE FOR HARDROCK CONCRETE = C-33. 6. FORMS FOR CONCRETE SHALL BE LAID OUT AND CONSTRUCTED TO PROVIDE THE SPECIFIED CAMBERS SHOWN ON THE DRAWINGS. 7. THE CONTRACTOR SHALL MAINTAIN A LOG OF STRUCTURAL SLAB ELEVATIONS BASED ON THE ARCHITECTURAL DRAWINGS PLUS THE ADDITION OF ANY CAMBERS INDICATED ON THE CONSTRUCTION DOCUMENTS. THIS LOG SHALL INDICATE SCREED ELEVATIONS PRIOR TO THE CONCRETE POUR, AND TOP OF CONCRETE SLAB PRIOR TO REMOVAL OF FORMS. 8. THE CONCRETE SLAB THICKNESS SHALL BE MAINTAINED UNLESS OTHERWISE SHOWN. 9. DRY PACK OR NON -SHRINK GROUT (WITH MIN F'c=7000 PSI AT 28 DAYS) UNDER BASEPLATES, SILL PLATES, ETC., SEE CONTRACT DOCUMENTS. 10. CONCRETE MIXING OPERATION, ETC., SHALL CONFORM TO C-94. 11. PLACEMENT OF CONCRETE SHALL CONFORM TO ACI 304 AND CONTRACT DOCUMENTS. SANDBLAST ALL CONCRETE SURFACES AGAINST WHICH CONCRETE IS TO BE PLACED. SEE CONRETE FORMWORK AND JOINTS NOTE #8 FOR CONCRETE JOINTS. 12. IF COLUMNS AND WALLS ARE PLACED WITH FLOOR, TWO HOURS MUST ELAPSE BETWEEN END OF COLUMN OR WALL POUR AND BEGINNING OF FLOOR POUR. 13. MINIMUM CONCRETE COVER OVER REINFORCING STEEL SHALL BE AS FOLLOWS, UNLESS OTHERWISE NOTED: LOCATION IN STRUCTURE CLEAR COVER CONCRETE ON STEEL DECK 1" FROM TOP WALLS • INTERIOR FACES 1" • EXPOSED TO EARTH OR WEATHER 1-1/2" (#5 OR SMALLER) 2" (#6 OR LARGER) COLUMNS / PILASTERS • INTERIOR FACES 1-1/2" • EXPOSED TO EARTH OR WEATHER 1-1/2" (#5 OR SMALLER) 2" (#6 OR LARGER) FOOTINGS • TOP BARS 211 • BOTTOM & SIDE BARS 311 SLAB ON GRADE • INTERIOR SLABS 1" FROM TOP • EXTERIOR SLABS 1-1/2" FROM TOP 15. ALL REINFORCING BARS, ANCHOR BOLTS AND OTHER CONCRETE INSERTS SHALL BE WELL SECURED IN POSITION PRIOR TO PLACING CONCRETE. 16. PROVIDE SLEEVES FOR PLUMBING AND ELECTRICAL OPENINGS IN CONCRETE BEFORE PLACING. DO NOT CUT ANY REINFORCING WHICH MAY CONFLICT. CORING IN CONCRETE IS NOT PERMITTED EXCEPT AS SHOWN. NOTIFY THE STRUCTURAL ENGINEER IN ADVANCE OF CONDITIONS NOT SHOWN ON THE DRAWINGS. DATE I ENGR. I CITY I DATE SHOULD CONSTRUCTION OF THE REQUIRED IMPROVEMENTS NOT COMMENCE WITHIN TWO YEARS OF THE DATE OF APPROVAL SHOWN HEREON AND CARRIED FORTH IN A DILIGENT MANNER, THE CITY ENGINEER MAY REQUIRE REVISIONS TO THE TOLL FREE I-800-227-2600 PLANS TO BRING THEM INTO CONFORMANCE WITH A PUBLIC SERVICE BY UNDERGROUND SERVICE ALERT STANDARDS IN EFFECT. ZM7557-KAISER FONTANAWAISER BUS SHELTERISTRUCTURALIS2-BUSSHELTER.DWG CONCRETE (CONT.) 17. PROJECTING CORNERS OF BEAMS, WALLS, COLUMNS, ETC., SHALL BE FORMED WITH 3/4 INCH CHAMFER, UNLESS OTHERWISE NOTED ON ARCHITECTURAL DRAWINGS. 18. CURING COMPOUNDS USED ON CONCRETE TO RECEIVE A FINISH SHALL BE APPROVED BY THE FINISH APPLICATOR BEFORE USE. 19. THE MAXIMUM SIZE OF A SINGLE POUR FOR ANY DAY FOR ELEVATED SLABS SHALL NOT EXCEED 20,000 SQUARE FEET, AND THE RATIO OF LENGTH TO WIDTH OF THE POUR SHALL NOT EXCEED 2 TO 1 WITHOUT THE APPROVAL OF THE ARCHITECT. 20. THE CONTRACTOR SHALL PROVIDE MINIMUM 4" REINFORCED CONCRETE COVER AROUND ALL STEEL MEMBERS OR COMPONENTS (WF, HSS, PLATES, BOLTS, ETC.) ADJACENT TO AND EXPOSED TO SOIL. STRUCTURAL STEEL AND MISCELLANEOUS METALS 1. STRUCTURAL STEEL AND MISCELLANEOUS METAL SHALL BE DETAILED, FABRICATED AND ERECTED IN ACCORDANCE WITH THE AISC SPECIFICATIONS FOR THE DESIGN, FABRICATION AND ERECTION OF STRUCTURAL STEEL FOR BUILDINGS (LATEST EDITION AND SUPPLEMENTS). 2. SHOP DRAWINGS SHALL BE SUBMITTED AND REVIEWED BY THE ARCHITECT/ENGINEER BEFORE COMMENCING FABRICATION. 3. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE FOLLOWING: A. COORDINATION OF SELECTION OF OPTIONAL DETAILS SHOWN ON THE STRUCTURAL DRAWINGS. B. ALL ERECTION AIDS, INCLUDING BUT NOT LIMITED TO: ERECTION ANGLES, LIFT HOLES, AND OTHER AIDS. 4. STEEL CONNECTIONS SHALL BE DETAILED ON THE SHOP DRAWINGS IN CONFORMANCE WITH THE DETAILS SHOWN ON THE STRUCTURAL. DRAWINGS. 5. STEEL BEAMS ARE EQUALLY SPACED BETWEEN DIMENSIONED POINTS, U.N.O. 6. ALL STRUCTURAL STEEL SHALL CONFORM TO THE FOLLOWING: A. STRUCTURAL STEEL SHAPES: ASTM A992, GRADE 50 U.N.O. B. PLATES FOR BUILT-UP MEMBERS: ASTM A572, GRADE 50, U.N.O. C. STRUCTURAL STEEL CHANNELS AND ANGLES: ASTM A36, FY= 36 KSI, U.N.O. D. STRUCTURAL STEEL PLATES AND BARS: ASTM A572, GRADE 50 OR ASTM A529 GR 50, U.N.O. (BOLTED BEAM SHEAR PLATES CAN BE ASTM A36). E. SQUARE OR RECTANGULAR STEEL TUBES: ASTM A500, GRADE B, FY=46KS1. F. ROUND STEEL TUBES: ASTM A500, GRADE B, FY=46KS1. G. STEEL PIPE SECTIONS: ASTM A53 TYPE E OR S, GRADE B, FY = 35 KSI. TYPICAL UNLESS NOTED OTHERWISE. 7. ALL STRUCTURAL AND ARCHITECTURAL STEEL EXPOSED TO WEATHER AND ITEMS NOTED ON DRAWINGS TO BE GALVANIZED SHALL BE HOT -DIPPED GALVANIZED PER ASTM A123. ALL STEEL ANCHORS AND TIES AND OTHER MEMBERS EMBEDDED IN CONCRETE OR MASONRY SHALL BE LEFT UNPAINTED. 8. DIMENSIONAL TOLERANCES FOR BUILT UP MEMBERS SHALL BE PER AWS D1.1. 9. MACHINE BOLTS SHALL CONFORM TO ASTM A307, GRADE A. 10. HIGH STRENGTH BOLTS SHALL CONFORM TO ASTM A325 AND ASTM A490 WHERE SPECIFIED. SEE DETAILS AND SCHEDULES FOR BOLT DIAMETERS. BOLT TYPES SHALL BE AS FOLLOWS, UNO: A. BOLTS TO BEAM WEB AT NON -MOMENT CONNECTIONS - ASTM A325 -X B. BOLTS TO BEAM WEB AT MOMENT CONNECTIONS - ASTM A325 -SC C. BRBF BRACE BOLTED CONNECTIONS - ASTM A490 -SC D. SLRS DRAG STRUT CONNECTION (BOLTED DESIGNATED AS Q-- } - ASTM A325 -SC. E. ALL OTHER BOLTED CONNECTIONS- A325 -SC, UNO 11. ANCHOR 'BOLTS SHALL BE ASTM F1554, GRADE 36. ANCHOR BOLTS FOR ALL BRACE FRAME COLUMNS (COLUMNS SHOWN ON S5.01 THROUGH S5.03) SHALL BE ASTM F1554 GRADE 165. ANCHOR BOLTS FOR LEDGERS TO CONCRETE OR CMU WALL SHALL BE ASTM A307 OR A36. 12. ALL BOLT HOLES SHALL BE STANDARD SIZE (1/16" LARGER DIAMETER THAN BOLT DIAMETER), U.N.O. 13. CAMBER - A. PROVIDE UPWARD CAMBER TO ALL MEMBERS SHOWN TO HAVE CAMBER. AMOUNT MEASURED IN THE FIELD PRIOR TO ERECTION SHALL NOT DEVIATE BY MORE THAN ALLOWED BY THE AISC SPECIFICATIONS. DO NOT CAMBER MEMBERS OCCURING BELOW ELEVATOR ENTRANCE DOORS. B. BEAMS DETAILED WITHOUT SPECIFIED CAMBER SHALL BE FABRICATED SO THAT AFTER ERECTION ANY MINOR CAMBER DUE TO ROLLING OR SHOP ASSEMBLY SHALL BE UPWARD. TOP OF ALL MEMBERS SHALL BE CLEARLY IDENTIFIED. 14. COMPOSITE STRUCTURAL STEEL BEAMS ARE DESIGNED IN ACCORDANCE WITH "SPECIFICATION FOR THE DESIGN, FABRICATION AND ERECTION OF STRUCTURAL STEEL FOR BUILDINGS" OF THE AISC, NOT TO REQUIRE SHORING. 15. ALL STRUCTURAL STEEL SURFACES TO BE WELDED OR HIGH-STRENGTH BOLTED, TO BE ENCASED IN CONCRETE, TO RECEIVE SPRAY -APPLIED FIREPROOFING, OR TO BE ENCLOSED BY FINISH MATERIALS SHALL BE LEFT UNPAINTED. 16. ALL EXPOSED WELDS SHALL BE GRINDED SMOOTH. SER ■ fad Kaiser Permanente National Facilities Services Post Office Box 12916 Oakland, California 94604 385 East Colorado Blvd Suite 2 Pasadena, California 91101 Telephone 626.304-2616 Facsimile 626.304.2676 saiful bouquet structural engineers SB Job No: 07557 Awl 3546 Concours Street HMC I Ontario, Califomia 91764 Phone 909-989-9979 • Fax 909-483-1400 www. hmcarchlleote.wm itect Seal USED ARCh'/ vv�\-WHAN r e{ NO.0717825 cn,, 21 9�F N 01 �F C P, Consultant Seal IF THIS SHEET IS NOT 24"x36", IT IS A REDUCED PRINT - SCALE ACCORDINGLY CONCRETE (CONT.) 16. ALL STRUCTURAL STEEL AND MISCELLANEOUS METAL EXPOSED TO WEATHER SHALL BE HOT DIP GALVANIZED AFTER FABRICATION. 17. THE CONTRACTOR SHALL PROVIDE MINIMUM 4" CONCRETE COVER AROUND ALL STEEL MEMBERS OR COMPONENTS (WF, HHS, PLATES, BOLTS, ETC.) ADJACENT TO AND EXPOSED TO SOIL. 18. FOR STRUCTURAL STEEL PART OF BRBF ASSEMBLY, HOT ROLLED SHAPES WITH FLANGES 1 1/2" THICK AND THICKER AND PLATES 2" AND THICKER SHALL HAVE A MINIMUM CHARPY V -NOTCH TOUGHNESS OF 20 FT -LBS AT 70° F PER AISC 341-05, SECTION 6.3. CONCRETE FORMWORK AND JOINTS 1. DESIGN AND CONSTRUCTION OF FORMWORK IS THE RESPONSIBILITY OF THE CONTRACTOR AND SHALL BE IN CONFORMANCE WITH ACI 301. 2. THE CONTRACTOR SHALL DETERMINE THE NEED FOR SHORING AND RE -SHORING. DESIGN AND CONSTRUCTION OF SHORING/RE-SHORING, IS THE RESPONSIBILITY OF THE CONTRACTOR. SUBMIT PROPOSED SHORING AND RESHORING PLANS, CONFORMING TO ACI 301, TO THE ENGINEER FOR RECORD ONLY. 3. CONCRETE FORMWORK SHALL HAVE BUILT-IN CAMBER TO COMPENSATE FOR FORM SAG UNDER WET CONCRETE LOAD, IN ADDITION TO THE STRUCTURAL CAMBER NOTED ON THE DRAWINGS. ONE-WAY SLABS SHALL BE CAMBERED U600 TO COMPENSATE FOR DEAD LOAD DEFLECTION OF SLAB, U.N.O. 4. ALL CONSTRUCTION JOINTS SHALL BE CONSTRUCTED IN ACCORDANCE WITH THE TYPICAL CONSTRUCTION JOINT DETAILS SHOWN ON THE STRUCTURAL DRAWINGS. ALL CONSTRUCTION JOINTS SHALL BE COORDINATED AND CONSTRUCTED IN ACCORDANCE WITH ARCHITECTURAL FINISHES AND TREATMENTS. 5. THE MAXIMUM LENGTH OF POURS SHALL BE AS FOLLOWS: A. SLAB -ON -GRADE: 170 FEET B. WALLS: 75 FEET C. SUSPENDED CONCRETE SLAB: 60 FEET D. CONCRETE FILL IN METAL DECK: 170 FEET E. SEE CONCRETE NOTE #19 FOR MAXIMUM SIZE OF CONCRETE POUR 6. CONTROL JOINTS IN SLABS -ON -GRADE SHALL BE PER DETAILS. SLAB CONTROL JOINT SHALL BE LOCATED AT A MAXIMUM SPACING OF 20 FT. O.C. AND SHALL ALIGN WITH THE COLUMN GRIDS. 7. THE CONTRACTOR SHALL SUBMIT THE PROPOSED LOCATIONS OF CONSTRUCTION JOINTS AND CONTROL JOINTS TO THE ARCHITECT/ENGINEER AND RECEIVE APPROVAL PRIOR TO FABRICATION OF FORMWORK. 8. ALL CONSTRUCTION JOINT SURFACES (AGAINST WHICH CONCRETE IS TO BE PLACED) SHALL BE CLEANED AND ROUGHEN TO 1/4" AMPLITUDE, BY EXPOSING CLEAN AGGREGATE SOLIDLY EMBEDDED IN MORTAR MATRIX. ALL CONSTRUCTION JOINTS SHALL BE WETTED AND STANDING WATER REMOVED IMMEDIATELY BEFORE NEW CONCRETE IS PLACED. 9. CHAMFER EXPOSED CONCRETE CORNERS PER THE ARCHITECTURAL DRAWINGS. REINFORCING STEEL 1. ALL REINFORCING STEEL SHALL BE DETAILED AND PLACED IN COMFORMANCE WITH THE BUILDING CODE REQUIREMENTS FOR REINFORCED CONCRETE (ACI 318) AND THE MANUAL STANDARD PRACTICE FOR REINFORCED CONCRETE CONSTRUCTION BY C.R.S.I. AND W.C.R.S.I OR AS MODIFIED BY CONSTRUCTION DOCUMENTS. 2. ALL REINFORCING BARS SHALL BE DEFORMED BARS CONFORMING TO THE REQUIREMENTS OF ASTM A615 (AND ASTM A706 WHERE REQUIRED), GRADE 60. 3. REINFORCING BARS TO BE WELDED SHALL CONFORM TO ASTM A706, GRADE 60. 4. REINFORCING BAR LAP SPLICES AND STRAIGHT & HOOK DEVELOPMENT LENGTHS (LS, LD, AND LH) SHALL BE PER SCHEDULE - TYPICAL REINFORCEMENT DEVELOPMENT LENGTH & LAP SPLICE LENGTH SCHEDULE. LAP SPLICES ARE TO BE SECURELY TIED AT ALL SIDE AND END LAPS. SPLICE REINFORCING WHERE INDICATED ON THE DRAWING. 5. ALL REINFORCING BAR BENDS SHALL BE MADE COLD. 6. WELDED WIRE FABRIC SHALL CONFORM TO ASTM A185. 7. WELDED WIRE FABRIC SHALL BE LAP SPLICED 6" OR ONE FULL MESH SPACING PLUS 2", WHICHEVER IS GREATER. 8. WELDING OF REINFORCING STEEL SHALL BE IN ACCORDANCE WITH AWS D1.4. WELD REINFORCING BARS ONLY WHERE NOTED ON THE DRAWINGS. TACK WELDING OR WELDING OF BARS TO PLATES, TEMPLATES, ETC. IS PROHIBITED, UNLESS SPECIFICALLY SHOWN ON THE DRAWINGS. 9. MECHANICAL SPLICES, IF USED AT CONTRACTOR'S OPTION, SHALL BE ICC APPROVED AND BE CAPABLE OF DEVELOPING 125% OF SPECIFIED MINIMUM YIELD STRENGTH OF BAR IN TENSION OR COMPRESSION. 10. HEADED BAR REINFORCEMENT SHALL BE PER ASTM A970. 11. DOWELS BETWEEN FOOTINGS AND WALL OR COLUMNS SHALL BE THE SAME GRADE, SIZE AND SPACING AS VERTICAL REINFORCING, RESPECTIVELY, UNLESS NOTED OTHERWISE. 12. ALL BARS SHALL BE MARKED SO THEIR IDENTIFICATION CAN BE MADE WHEN THE FINAL IN-PLACE INSPECTION IS MADE. 13. CONTRACTOR SHALL INVESTIGATE AND COORDINATE REINFORCING STEEL PLACEMENT IN CONGESTED AREAS AND PROVIDE TEMPLATES, REINFORCING BAR COUPLING, OR BAR WELDING WHERE NECESSARY TO MAINTAIN BAR PLACEMENT. 14. BARS SHALL NOT BE BENT OR TWISTED IN THE FIELD, UNLESS SPECIFICALLY DETAILED ON THE STRUCTURAL DRAWINGS. 15. SECURELY TIE ALL REINFORCING IN PLACE WITH IRON WIRE. SUPPORT ALL REINFORCING IN PLACE WITH ACCEPTABLE CHAIRS. 16. COLUMN CROSSTIES SHALL HAVE A 135 -DEGREE HOOK AT ONE END AND A 90 DEGREE HOOK AT THE OTHER. THE HOOKS SHALL ENGAGE THE VERTICAL COLUMN REINFORCEMENT. THE 135 DEGREE HOOKS OF CONSECUTIVE CROSS -TIES ENGAGING THE SAME VERTICAL BARS SHALL ENGAGE ALTERNATE VERTICAL BARS Prepared Under The Supervision Of: [CHECKED RAWN BY: AH ESIGNED BY MH BY:Date : CHIN LEE, LICENCED ARCHTECT C-17825 CITY OF FONTANA, CALIFORNIA BUS STOP SHELTER SIERRA AVENUE KAISER MEDICAL CENTER SCALE: AS NOTED GENERAL STRUCTURAL NOTES DATE: 02/22/2010 APPR_QVED BY:/ Odf//1 /1D DRAWING NO.: 6 //�, xl-t � %'vii DATE: j 4817 FeCITY ENGINEER R.C.E. 51152