Laserfiche WebLink
FN FOUNDATIONS <br />FN-1)FOUNDATION DESIGN IS BASED ON THE GEOTECHNICAL REPORT BY <br />LEIGHTON AND ASSOCIATES, INC. DATED SEPTEMBER 16, 2021. (LEIGHTON <br />PROJECT No. 13227.001) <br />FN-2)FOUNDATIONS HAVE BEEN DESIGNED BASED ON THE FOLLOWING DESIGN <br />VALUES FROM THE GEOTECHNICAL REPORT: <br />BEARING STRATUM: NATIVE QUATERNARY-AGED <br />YOUNG ALLUVIAL FAN DEPOSITS <br />NET ALLOWABLE BEARING CAPACITY: 4,000 PSF (AVERAGE) <br /> 6,000 PSF (PEAK) <br />ULTIMATE BEARING CAPACITY: 18,000 PSF <br />ALLOWABLE BEARING CAPACITIES MAY BE INCREASED BY 1/3 FOR SHORT <br />TERM LOADING SUCH AS WIND AND SEISMIC. <br />ULTIMATE BEARING CAPACITY DOES NOT INCORPORATE A FACTOR OF <br />SAFETY. A RESISTANCE FACTOR OF 0.45 SHOULD BE USED FOR BEARING <br />CAPACITY EVALUATION WITH FACTORED LOADS. <br />SEE GEOTECHNICAL REPORT FOR ADDITIONAL REQUIREMENTS AND <br />INFORMATION. DESIGN VALUES SHALL BE FIELD VERIFIED BY QUALIFIED <br />GEOTECHNICAL ENGINEER RETAINED BY THE OWNER. <br />ADDITIONAL SOIL BORINGS SHALL BE DRILLED AT THE SITE AFTER DEMOLITION OF <br />THE EXISTING BUILDING IS COMPLETE. AND FINAL GEOTECHNICAL REPORT SHALL <br />BE PROVIDED TO THE SER. <br />PRIOR TO COMMENCEMENT OF FOUNDATION WORK, CONTRACTOR MUST OBTAIN <br />LETTER FROM SER DENOTING THAT DESIGNED FOUNDATION IS ADEQUATE BASED <br />ON RESULTS OF ADDITIONAL BORINGS AND FINAL GEOTECHNICAL REPORT AND <br />THAT NO REVISIONS ARE REQUIRED. <br />FN-3)THE CONTRACTOR SHALL VERIFY FOUNDATION INSTALLATION AND <br />CONSTRUCTION IS IN CONFORMANCE WITH THE RECOMMENDATIONS OUTLINED IN <br />THE GEOTECHNICAL REPORT. <br />FN-4)CONTRACTOR SHALL BE RESPONSIBLE TO ADEQUATELY PROTECT ALL <br />EXCAVATION. WHERE NECESSARY, SHEET AND SHORE THE EXCAVATION WITH ALL <br />REQUIRED TIEBACKS AND BRACING AS DETERMINED BY CONTRACTOR’S <br />ENGINEER. <br />FN-5)PROVIDE BRACING FOR ALL BASEMENT FOUNDATION WALLS PRIOR TO <br />BACKFILLING. THIS BRACING SHALL REMAIN IN PLACE UNTIL ALL SLABS AND <br />BEAMS FRAMING INTO WALL HAVE BEEN PLACED AND HAVE ATTAINED 100% OF <br />THEIR DESIGN STRENGTH. <br />FN-6)DO NOT BACKFILL AGAINST CANTILEVER RETAINING WALLS UNTIL THE <br />CONCRETE HAS ATTAINED 100% OF ITS DESIGN STRENGTH <br />GR GENERAL REQUIREMENTS <br />GR-1)AS USED IN THESE GENERAL NOTES: <br />"DRAWINGS" MEANS THE LATEST STRUCTURAL DESIGN DRAWINGS, UON. <br />"SPECIFICATIONS" MEANS THE LATEST PROJECT SPECIFICATIONS, UON. <br />“CONTRACT DOCUMENTS” IS DEFINED AS THE DESIGN DRAWINGS AND THE <br />SPECIFICATIONS <br />“SER” IS DEFINED AS THE STRUCTURAL ENGINEER OF RECORD FOR THE STRUCTURE <br />IN ITS FINAL CONDITION. <br />“DESIGN PROFESSIONALS” IS DEFINED AS THE OWNER’S ARCHITECT AND SER. <br />“MEP” INCLUDES, BUT IS NOT LIMITED TO MECHANICAL, ELECTRICAL, PLUMBING, FIRE <br />PROTECTION. <br />“CONTRACTOR” IS DEFINED TO INCLUDE ANY OF THE FOLLOW ING: GENERAL <br />CONTRACTOR AND THEIR SUBCONTRACTORS, CONSTRUCTION MANAGER AND THEIR <br />SUBCONTRACTORS, STRUCTURAL STEEL FABRICATOR OR STRUCTURAL STEEL <br />ERECTOR. <br />“BASE BUILDING STRUCTURE” IS DEFINED AS THE STRUCTURAL FRAME DESIGNED BY <br />THORNTON TOMASETTI. <br />“STRUCTURE IN ITS FINAL CONDITION” MEANS ALL STRUCTURAL ELEMENTS SHOWN <br />ON THE STRUCTURAL CONTRACT DOCUMENTS ARE INSTALLED AND COMPLETELY <br />CONNECTED AND INSPECTED WITH NO OUTSTANDING NON-COMPLIANCE <br />ISSUES.“DELEGATED DESIGN” MEANS A SCOPE OF WORK THAT MEETS <br />PERFORMANCE CRITERIA ESTABLISHED IN THE CONTRACT DOCUMENTS AND IS TO <br />BE COMPLETED BY THE CONTRACTOR’S LICENSED ENGINEER. <br />GR-2)THE CONTRACTOR IS RESPONSIBLE FOR COORDINATION OF THE STRUCTURAL <br />WORK WITH THE ARCHITECTURAL, CIVIL, MEP CONTRACT DOCUMENTS, AS WELL AS <br />ANY OTHER APPLICABLE TRADES. <br />GR-3)THE CONTRACTOR IS RESPONSIBLE FOR THE STABILITY OF THE STRUCTURE <br />UNTIL THE CONSTRUCTION OF THE STRUCTURE REACHES ITS FINAL CONDITION. <br />GR-4)THE CONTRACTOR IS SOLELY RESPONSIBLE FOR THE DESIGN, INSTALLATION, <br />AND REMOVAL OF TEMPORARY BRACING AND CONSTRUCTION SUPPORTS, FOR NEW <br />AND EXISTING STRUCTURES, AS NECESSARY TO COMPLETE THE PROJECT. NO <br />PORTION OF THE PROJECT WHILE UNDER CONSTRUCTION IS INTENDED TO BE <br />STABLE IN THE ABSENCE OF THE CONTRACTOR’S TEMPORARY SUPPORTS AND <br />BRACES. CONTRACTOR SHALL RETAIN A STRUCTURAL ENGINEER LICENSED IN THE <br />STATE IN WHICH THE PROJECT IS LOCATED TO DESIGN TEMPORARY BRACING AND <br />CONSTRUCTION SUPPORTS. <br />GR-5)LATERAL LOAD RESISTANCE AND STABILITY OF THE STRUCTURE IN ITS FINAL <br />CONDITION IS PROVIDED BY CORE WALLS, SHEAR WALLS, AND FLOOR SLABS. <br />LATERAL STABILITY OF OTHER ELEMENTS IS PROVIDED THROUGH FLOOR SLABS; <br />ROOF DECK; AND IN FLOOR BRACING. <br />GR-6)THE SPECIFICATIONS ARE AN INTEGRAL PART OF THE CONTRACT DOCUMENTS <br />AND SHALL BE USED IN CONJUNCTION WITH THE STRUCTURAL DRAWINGS. <br />GR-7)THE CONTRACTOR SHALL VERIFY ALL EXISTING DIMENSIONS AND CONDITIONS <br />AND COORDINATE WITH THE STRUCTURAL DRAWINGS, ARCHITECTURAL DRAWINGS, <br />DRAWINGS FROM OTHER CONSULTANTS, PROJECT SHOP DRAWINGS AND FIELD <br />CONDITIONS. <br />GR-8)IN CASES OF CONFLICT BETWEEN DRAWINGS AND/OR SPECIFICATIONS AND <br />OTHER DISCIPLINES OR EXISTING CONDITIONS, CONTRACTOR SHALL NOTIFY THE <br />DESIGN PROFESSIONALS AND OBTAIN CLARIFICATION PRIOR TO BIDDING AND <br />PROCEEDING WITH WORK. <br />GR-9)APPLY DETAILS, SECTIONS, AND NOTES ON THE DRAWINGS WHERE <br />CONDITIONS ARE SIMILAR TO THOSE INDICATED BY DETAIL, DETAIL TITLE OR NOTE. <br />GR-10)ONLY USE DIMENSIONS INDICATED ON THE DRAWINGS. DO NOT SCALE <br />DRAWINGS. <br />GR-11)ASSUME EQUAL SPACING BETWEEN ESTABLISHED DIMENSIONS, IF NOT <br />INDICATED ON DRAWINGS. <br />GR-12)CENTERLINES OF COLUMNS AND FOUNDATIONS COINCIDE WITH GRID LINE <br />INTERSECTIONS, UON. <br />GR-13)CENTERLINES OF GRADE BEAMS AND WALLS COINCIDE WITH CENTERLINES <br />OF FOUNDATIONS, UON. <br />GR-14)CENTERLINES OF FRAMING MEMBERS COINCIDE WITH COLUMN CENTERLINES, <br />UON. <br />GR-15)THE CONTRACTOR SHALL PROTECT EXISTING FACILITIES, STRUCTURES AND <br />UTILITIES FROM DAMAGE. <br />GR-16)THE CONTRACTOR SHALL VERIFY THAT CONSTRUCTION LOADS DO NOT <br />EXCEED THE CAPACITY OF THE STRUCTURE AT THE TIME THE LOAD IS APPLIED. <br />GR-17)THE CONTRACTOR SHALL COORDINATE THE BOTTOM OF BASE PLATE <br />ELEVATIONS WITH THE AS-BUILT TOP OF SUPPORT ELEVATIONS. <br />GR-18)THE CONTRACTOR SHALL VERIFY ALL OPENING SIZES AND LOCATIONS WITH <br />OTHER DISCIPLINES. THE DRAWINGS DO NOT SHOW ALL OPENINGS REQUIRED. <br />ADDITIONAL OPENINGS, BLOCKOUTS AND SLEEVES MAY BE REQUIRED BY OTHER <br />DISCIPLINES AND SHALL BE CONSTRUCTED USING THE TYPICAL DETAILS AND/OR <br />THE CRITERIA INDICATED ON THE DRAWINGS. OPENINGS REQUIRED BUT NOT <br />SHOWN ON THE STRUCTURAL DRAWINGS MUST BE APPROVED BY THE STRUCTURAL <br />ENGINEER. <br />GR-19)ELEVATIONS INDICATED ON STRUCTURAL DRAWINGS ARE BASED ON A <br />PROJECT DATUM INDICATED ON THE ARCHITECTURAL / CIVIL DRAWINGS. <br />GR-20) SEE ARCHITECTURAL, CIVIL, MEP, AND VERTICAL TRANSPORTATION, <br />CONTRACT DOCUMENTS FOR ADDITIONAL INFORMATION RELATING TO THE <br />COORDINATION OF STRUCTURAL COMPONENTS INCLUDING, BUT NOT LIMITED TO: <br />CIVIL: <br />PROJECT DATUM <br />SITING OF BUILDING GRID LINES WITH RESPECT TO CITY BENCHMARKS <br />SITE PREPARATION <br />BACKFILLING MATERIALS AND REQUIREMENTS <br />PAVING AND SITE ELEMENTS OUTSIDE OF BUILDING ENVELOPE <br />NEW AND EXISTING SITE UTILITIES <br />ARCHITECTURAL: <br />PLAN DIMENSIONS AND PROJECT DATUM <br />SLAB EDGE DIMENSIONS <br />FINISH ELEVATIONS <br />WATERPROOFING AND DAMP-PROOFING DETAILS <br />RAMP GEOMETRY, PITS, SLAB SLOPES AND DEPRESSIONS <br />EMBEDMENTS, INSERTS, BLOCKOUTS, ETC. <br />EXACT OPENING SIZES FOR PIPES, DUCTS, ETC. <br />CONCRETE FINISHES AND TOPPING SLABS <br />CONCRETE CURBS AND HOUSEKEEPING PADS <br />INTERIOR NON-STRUCTURAL MASONRY PARTITIONS <br />FIRE RATINGS <br />METAL PAN STAIRS AND SUPPORTS <br />OPERABLE PARTITIONS <br />MEP: <br />PIPE AND DUCT SIZES FOR OPENING AND SLEEVE COORDINATION <br />FLOOR DRAINS <br />UNDERFLOOR AND PERIMETER DRAINAGE SYSTEMS <br />EQUIPMENT CURBS <br />CONDUITS AND EMBEDMENTS IN WALLS AND SLABS <br />VERTICAL TRANSPORTATION: <br />INSERTS, HANGERS, TRENCHES, PITS, CONDUITS IN WALLS AND SLABS <br />EQUIPMENT SUPPORT, ELEVATOR DIVIDER BEAMS, EMBEDMENTS, AND ANCHOR <br />RODS <br />CD CODES AND DESIGN CRITERIA <br />CD-1)PERFORM ALL CONSTRUCTION IN CONFORMANCE WITH THE BUILDING AND <br />DESIGN CODES REFERENCED WITHIN THESE DOCUMENTS. THE PROJECT <br />DOCUMENTS REFER TO THE FOLLOWING CODES AND STANDARDS, UON: <br />CALIFORNIA BUILDING CODE, 2019 EDITION <br />STRUCTURAL CONCRETE: <br />"BUILDING CODE REQUIREMENTS FOR STRUCTURAL CONCRETE" <br />THE AMERICAN CONCRETE INSTITUTE (ACI 318-2014) <br />CJ CONCRETE CONSTRUCTION JOINTS <br />CJ-1)PROVIDE CONSTRUCTION JOINTS IN ACCORDANCE WITH ACI-318. SUBMIT <br />SHOP DRAWINGS SHOWING PROPOSED CONSTRUCTION JOINT LOCATIONS, <br />DETAILS AND THE PLACEMENT SEQUENCE FOR THE SER'S APPROVAL PRIOR TO <br />PROCEEDING WITH WORK. <br />CJ-2)UNLESS SPECIFICALLY SHOWN ON THE DRAWINGS, HORIZONTAL <br />CONSTRUCTION JOINTS SHALL NOT BE PERMITTED IN FOOTINGS, PILE CAPS, MAT <br />FOUNDATIONS, GRADE BEAMS, BEAMS, UPTURNED BEAMS, SLABS, AND WALLS <br />WITHOUT PRIOR WRITTEN APPROVAL FROM THE SER BEFORE CONSTRUCTION. <br />CJ-3)PLACE VERTICAL CONSTRUCTION JOINTS TO PROVIDE A 60 FT MAXIMUM <br />LENGTH OF CONCRETE PLACEMENT AND LOCATE AS FOLLOWS: <br />A. FOUNDATION WALLS: MINIMUM OF 8 FT FROM ANY WALL INTERSECTION, <br />PILASTER, PIER, OR WALL OPENING <br />B. BEAMS AND GRADE BEAMS: WITHIN THE MIDDLE THIRD OF THE CLEAR SPAN <br />AVOIDING LAP SPLICES, SUBJECT TO SER APPROVAL. <br />CJ-4)PROVIDE CONTINUOUS WATERSTOPS AT ALL CONSTRUCTION JOINTS <br />EXPOSED TO SOIL OR WATER, AS DESCRIBED IN THE SPECIFICATIONS AND <br />WHERE INDICATED IN THE ARCHITECTURAL DOCUMENTS. <br />CONCRETE MASONRY: <br />''BUILDING CODE REQUIREMENTS AND SPECIFICATION FOR MASONRY STRUCTURES'' <br />THE MASONRY SOCIETY (TMS 402-2016) <br />STRUCTURAL STEEL: <br />"SPECIFICATION FOR STRUCTURAL STEEL BUILDINGS”, (AISC 360-16) CONFORMING TO <br />THE PROVISIONS OF LOAD RESISTANCE FACTOR DESIGN, <br />BY THE AMERICAN INSTITUTE OF STEEL CONSTRUCTION (AISC-LRFD) <br />DESIGN LOADS AND CRITERIA: <br />"MINIMUM DESIGN LOADS AND CRITERIA FOR BUILDINGS AND OTHER STRUCTURES" <br />AMERICAN SOCIETY OF CIVIL ENGINEERS (ASCE 7-16) <br />CD-2)SEE DESIGN LOAD DIAGRAMS ON SHEET R1.S0.10 THRU R1.S0.16 FOR LOCATIONS <br />AND EXTENT OF LIVE LOAD. <br />CD-3)SUPERIMPOSED DEAD LOADS: <br />SEE DESIGN LOAD DIAGRAMS ON SHEET R1.S0.10 THRU R1.S0.16 FOR LOCATIONS AND <br />EXTENT OF SUPERIMPOSED DEAD LOADS. <br />CD-4)RISK CATEGORY II <br />CD-5)WIND LOAD DESIGN DATA: <br />MAIN WIND FORCE RESISTING SYSTEM <br />BASIC WIND SPEED, V 95 MPH <br />EXPOSURE C <br />WIND IMPORTANCE FACTOR (Iw) 1.0 <br />INTERNAL PRESSURE COEFFICIENT, GCpi +/- 0.18 <br />COMPONENTS & CLADDING EDGE DISTANCE, a 8.0 FT (TOWER) <br /> 12.5FT (PODIUM) <br />WIND DESIGN BASE SHEAR <br />X-DIR: 575 KIPS <br />Y-DIR: 1,345 KIPS <br />CD-6)SEISMIC LOAD DESIGN DATA: <br />SEISMIC IMPORTANCE FACTOR (Is) 1.0 <br />Ss (MAPPED) 1.292 g <br />S1 (MAPPED) 0.641 g <br />SDS (SITE-SPECIFIC) 1.177 g <br />SD1 (SITE-SPECIFIC) 0.736 g <br />SITE CLASS D <br />SEISMIC DESIGN CATEGORY D <br />LATERAL SYSTEM DESCRIPTION SPECIAL REINFORCED CONCRETE <br /> SHEAR WALLS <br />SEISMIC RESPONSE COEFFICIENT (Cs) 0.105 <br />RESPONSE MODIFICATION FACTOR (R) 5 <br />ANALYSIS PROCEDURE DESCRIPTION MODAL RESPONSE <br />SPECTRUM ANALYSIS <br />TORSION IRREGULARITY TYPE 1A <br /> SEISMIC DESIGN BASE SHEAR <br />X-DIR: 6,860 KIPS <br />Y-DIR: 6,860 KIPS <br />CD-7)IN CASES WHERE THE CONTRACTOR DETERMINES THAT SUSPENDED OR FLOOR <br />MOUNTED MEP EQUIPMENT LOADS EXIST WHICH EXCEED DESIGN LOADS INDICATED ON <br />CONTRACT DOCUMENTS, CONTRACTOR SHALL SUBMIT LOAD DATA TO DESIGN <br />PROFESSIONALS FOR REVIEW PRIOR TO PROCEEDING WITH W ORK. <br />CD-8)DISTRIBUTE THE MAXIMUM LOAD HUNG FROM ANY STRUCTURAL MEMBER FOR <br />MEP DUCTWORK, PIPING ETC OVER THE MEMBER’S TRIBUTARY AREA IN A WAY THAT <br />THE DESIGN SUPERIMPOSED DEAD LOADS LISTED IN CONTRACT DOCUMENTS ARE NOT <br />EXCEEDED. THE CONTRACTOR SHALL COORDINATE THE LOADS OF ALL TRADES AND <br />PROVIDE ADDITIONAL SUPPORT OR DISTRIBUTION FRAMING AS REQUIRED TO ACHIEVE <br />THE ALLOWABLE LOAD DISTRIBUTION. <br />CD-9) ESCALATOR SUPPORTS AND PITS ARE BASED ON ESCALATOR TYPES INDICATED <br />ON ARCHITECTURAL CONTRACT DOCUMENTS. CONTRACTOR SHALL SUBMIT FOR <br />REVIEW ANY PLANNED CHANGE TO ESCALATORS TO DESIGN PROFESSIONALS PRIOR <br />TO SUBMITTING CORRESPONDING STRUCTURAL SHOP DRAWINGS FOR ACTION. <br />CD-10)ELEVATOR GUIDERAIL SUPPORTS, MACHINE ROOMS, PITS, AND PENTHOUSES <br />ARE BASED ON ELEVATOR TYPES INDICATED ON ARCHITECTURAL CONTRACT <br />DOCUMENTS. CONTRACTOR SHALL SUBMIT FOR REVIEW ANY PLANNED CHANGE TO <br />ELEVATORS TO DESIGN PROFESSIONALS PRIOR TO SUBMITTING CORRESPONDING <br />STRUCTURAL SHOP DRAWINGS FOR ACTION. <br />CD-11)STRUCTURAL COMPONENTS ARE NOT DESIGNED FOR VIBRATING EQUIPMENT. <br />MOUNT VIBRATING EQUIPMENT ON VIBRATION ISOLATORS. <br />CD-12)SERVICEABILITY <br />LIVE LOAD FLOOR DEFLECTION IS LESS THAN L/360 OR 1/4", WHICHEVER IS LESS. <br />LONG-TERM FLOOR TOTAL DEFLECTION IS LESS THAN L/240 OR 3/4", WHICHEVER IS <br />LESS. <br />EXTERIOR EDGE BEAMS HAVE BEEN DESIGNED TO LIMIT LIVE LOAD MIDSPAN VERTICAL <br />DEFLECTION TO 1/360 OF THE SPAN OR 1/4", WHICHEVER IS LESS. <br />EXTERIOR EDGE BEAMS HAVE BEEN DESIGNED TO LIMIT DEAD PLUS SUPERIMPOSED <br />DEAD LOAD MIDSPAN VERTICAL DEFLECTION TO 1/240 OF THE SPAN OR 3/4”, <br />WHICHEVER IS LESS. <br />LATERAL DRIFT DUE TO WIND LOADS IS LESS THAN OR EQUAL TO 1/400 OF THE <br />BUILDING HEIGHT. <br />LATERAL STORY DRIFT DUE TO SERVICE LEVEL SEISMIC OR WIND LOADS IS LESS THAN <br />OR EQUAL TO THE LESSER OF 0.5% OF THE STORY HEIGHT, OR 3/4". <br />LATERAL STORY DRIFT DUE TO DESIGN SEISMIC LOADS IS LESS THAN OR EQUAL TO 2% <br />OF THE HEIGHT OF THE STORY. <br />CD-13)CONNECTIONS OF SYSTEMS DESIGNED BY CONTRACTOR’S ENGINEER SUCH AS, <br />BUT NOT LIMITED TO, CLADDING, STAIRS, ELEVATORS, ESCALATORS, PRECAST STADIA, <br />AND MEP LOADS ARE ASSUMED TO IMPOSE VERTICAL AND/OR HORIZONTAL LOADS ON <br />THE BASE BUILDING STRUCTURAL MEMBERS WITHOUT GENERATING TORSION IN THE <br />SUPPORTING STRUCTURAL MEMBERS. CONTRACTOR IS RESPONSIBLE FOR <br />FURNISHING AND INSTALLING ALL SUPPLEMENTARY BRACING MEMBERS AS REQUIRED <br />TO PREVENT TORSION ON THE BASE BUILDING STRUCTURE. <br />CD-14)FOR FIRE RATING AND FIREPROOFING ASSEMBLY EVALUATIONS, CONSIDER THE <br />FOLLOWING ASSEMBLIES RESTRAINED: COMPOSITE WIDE-FLANGE STEEL FRAMING, <br />INTERIOR BAYS OF CONTINUOUS CAST-IN-PLACE CONCRETE CONSTRUCTION. <br />CONSIDER ALL OTHER ASSEMBLIES UNRESTRAINED. <br />CD-15)THERE HAVE BEEN NO LOAD RESTRICTION FACTORS APPLIED TO THE <br />STRUCTURAL DESIGN FOR THE PURPOSES OF SELECTING FIREPROOFING ASSEMBLIES. <br />DE DEMOLITION <br />DE-1)THE CONTRACTOR IS FULLY RESPONSIBLE FOR THE MEANS AND METHODS <br />OF DEMOLITION AND THE INTEGRITY AND STABILITY OF THE EXISTING STRUCTURE <br />DURING DEMOLITION UNTIL THE WORK IS COMPLETED. THE CONTRACTOR SHALL <br />PROVIDE SHORING IN REQUIRED LOCATIONS WHERE EXISTING CONSTRUCTION TO <br />REMAIN WILL BE AFFECTED BY DEMOLITION. CONTRACTOR SHALL RETAIN A <br />PROFESSIONAL ENGINEER LICENSED IN THE STATE WHERE THE PROJECT IS <br />LOCATED TO DESIGN SHORING. <br />DE-2)THE CONTRACTOR IS RESPONSIBLE FOR REPAIRS TO ANY STRUCTURAL <br />ELEMENTS WHICH ARE TO REMAIN AND THAT HAVE BEEN DAMAGED DURING THE <br />DEMOLITION PROCESS TO THE COMPLETE SATISFACTION OF THE OWNER. THE <br />REPAIRS SHALL BE AT NO EXPENSE TO THE OWNER. ALL REPAIR WORK SHALL BE <br />DESIGNED BY A PROFESSIONAL ENGINEER LICENSED IN THE STATE WHERE THE <br />PROJECT IS LOCATED AND SUBMITTED TO THE SER FOR REVIEW AND APPROVAL <br />PRIOR TO COMMENCING REPAIR WORK. <br />DE-3)ALL EXISTING FRAMING IS INDICATED FOR REFERENCE ONLY AND IS TO BE <br />FIELD VERIFIED BY THE CONTRACTOR. VERIFY THE EXACT EXTENT OF <br />DEMOLITION AT THE SITE. DETERMINE THE NATURE AND EXTENT OF DEMOLITION <br />THAT WILL BE NECESSARY BY COMPARING THE CONTRACT DOCUMENTS WITH THE <br />EXISTING CONSTRUCTION. IMMEDIATELY NOTIFY THE DESIGN PROFESSIONALS OF <br />ANY INCONSISTENCIES. <br />DE-4)THE CONTRACTOR SHALL USE THE STRUCTURAL CONTRACT DOCUMENTS IN <br />CONJUNCTION WITH THE ARCHITECTURAL AND MEP DEMOLITION CONTRACT <br />DOCUMENTS. IN THE EVENT OF CONFLICTS, THE CONTRACTOR SHALL <br />IMMEDIATELY NOTIFY THE DESIGN PROFESSIONALS. <br />DE-5)THE CONTRACTOR SHALL USE QUALIFIED, EXPERIENCED PERSONNEL FOR <br />DEMOLITION AND REMOVAL OPERATIONS. PERFORM DEMOLITION AND REMOVAL <br />OPERATIONS IN A CAREFUL AND ORDERLY MANNER TO PREVENT HAZARDS TO <br />PERSONS, DAMAGE TO PROPERTY, AND THE SPREADING OF DUST AND DEBRIS. <br />DE-6)DO NOT PERMIT PORTIONS OF THE STRUCTURE TO FALL NOR DEBRIS TO <br />DROP EXCEPT BY METHODS WHICH WILL INSURE INTEGRITY OF THE STRUCTURE. <br />DE-7)PRIOR TO THE START OF WORK, VERIFY THAT THE SCOPE OF DEMOLITION <br />INDICATED ON THE CONTRACT DOCUMENTS SHALL NOT DAMAGE, CUT OR <br />DISRUPT SERVICE OF ANY MECHANICAL SYSTEM, ELECTRICAL SYSTEM OR UTILITY <br />EMBEDDED IN THE EXISTING STRUCTURE. <br />DE-8)DO NOT REMOVE MORE OF THE EXISTING STRUCTURE THAN INDICATED ON <br />CONTRACT DOCUMENTS. DO NOT DAMAGE, MAR, CUT OR DEFACE THE REMAINING <br />STRUCTURE OR MATERIALS TO BE REUSED. <br />DE-9)THE CONTRACTOR SHALL INCLUDE IN HIS BID THE COST OF REMOVING <br />DEMOLISHED MATERIALS FROM THE SITE IN ACCORDANCE WITH ALL APPLICABLE <br />LAWS, CODES, AND REGULATIONS. <br />DE-10) WHERE NEW OPENINGS IN EXISTING CONCRETE SLABS OR WALLS ARE TO <br />BE CREATED, THE DEMOLITION CONTRACTOR SHALL CORE HOLES AT THE <br />OUTSIDE CORNERS OF THE NEW OPENING PRIOR TO DEMOLITION. SAW-CUT AND <br />DEMOLISH SLAB OR WALL ONLY AFTER THE INSTALLATION OF ALL REQUIRED NEW <br />STRUCTURAL FRAMING AND/OR REINFORCEMENT IN PLAN OR SECTION, UON. SAW <br />CUTTING SHALL BE STRAIGHT AND SHALL NOT EXTEND INTO EXISTING SLAB OR <br />WALL TO REMAIN NOR BEYOND THE HOLES CORED AT THE CORNERS OF THE NEW <br />OPENING. <br />DI DELEGATED DESIGN ITEMS <br />DI-1)THE CONTRACTOR SHALL EMPLOY OR RETAIN A PROFESSIONAL ENGINEER <br />LICENSED IN THE STATE WHERE THIS PROJECT IS LOCATED TO DESIGN AND <br />DETAIL DELEGATED DESIGN ITEMS TO MEET THE PERFORMANCE AND DESIGN <br />CRITERIA ESTABLISHED AS PART OF THE BASE BUILDING STRUCTURE INDICATED <br />IN THE CONTRACT DOCUMENTS INCLUDING BUT NOT LIMITED TO: <br />POST-TENSIONING TENDON LAYOUT AND EFFECTIVE FORCE, FRICTION LOSS <br />CALCULATIONS <br />POST-TENSIONING SEQUENCE <br />COLD-FORMED METAL FRAMING <br />EXTERIOR CLADDING SYSTEMS <br />STOREFRONT SYSTEM (INCLUDING INTEGRAL CANOPIES) <br />METAL STAIRS <br />ELEVATORS <br />WINDOW WASHING TIEBACK OR DAVIT SYSTEMS <br />CATWALKS <br />MEP PLATFORMS, EQUIPMENT ANCHORAGE, AND BRACING <br />POOL & SPA FIT-OUTS <br />STORM WATER TANK <br />CABLE RAIL RESTRAINT AT PARKING STALLS <br />SHORING/RESHORING DESIGN AND CALCULATIONS <br />CONTRATOR TO REFERENCE SHEET R1.G0.010 FOR FULL LIST OF DELEGATED <br />DESIGN ITEMS <br />SU SUBMITTALS <br />SU-1)TWENTY WORKING DAYS PRIOR TO SUBMITTING SHOP DRAWINGS, THE <br />CONTRACTOR SHALL SUBMIT FOR SER'S REVIEW A SCHEDULE WHICH DETAILS <br />THE ESTIMATED QUANTITY OF SHOP DRAWINGS AND THE DATE THE SHOP <br />DRAWINGS WILL BE RECEIVED BY THE SER. THE SER SHALL HAVE THE <br />OPPORTUNITY TO REVIEW THE PROPOSED SCHEDULE AND SUBMIT COMMENTS TO <br />THE CONTRACTOR. THE FINAL SHOP DRAWING SCHEDULE SHALL BE DEVELOPED <br />AND SUBMITTED TO THE SER. IN ACCORDANCE WITH THE SHOP DRAWING <br />SCHEDULE, THE SER WILL RETURN THE SHOP DRAWING ITEMS WITHIN TEN <br />WORKING DAYS AFTER HAVING RECEIVED THE ELECTRONIC SHOP DRAWING. <br />SU-2)THE CONTRACTOR IS TO REVIEW EACH SUBMITTAL PRIOR TO FORWARDING <br />TO DESIGN PROFESSIONALS. THE CONTRACTOR IS TO STAMP EACH SUBMITTAL <br />VERIFYING THAT THE FOLLOWING IS ADDRESSED: <br />1. THE SHOP DRAWING IS REQUESTED. <br />2. THE SHOP DRAWING IS BASED ON THE LATEST DESIGN. <br />3. THE DESIGN PROFESSIONALS’ COMMENTS FROM ANY PREVIOUS SUBMITTALS <br />ARE ADDRESSED. <br />4. THE WORK IS COORDINATED AMONG ALL CONSTRUCTION TRADES. <br />5. REVISIONS FROM PREVIOUS SUBMITTALS ARE CLEARLY MARKED BY CIRCLING <br />OR CLOUDS. <br />6. SUBMITTAL IS COMPLETE. <br />7. SUBMITTAL DOES NOT INCLUDE SUBSTITUTION REQUEST <br />8. SUBMITTAL SHALL INCLUDE A STAMP INDICATING PROJECT NAME AND <br />LOCATION, SUBMITTAL NUMBER, SPECIFICATION SECTION NUMBER. <br />THE SER SHALL RETURN, WITHOUT COMMENT, SUBMITTALS W HICH THE <br />CONTRACTOR HAS NOT STAMPED OR WHICH DO NOT MEET THE ABOVE <br />REQUIREMENTS. THE SER’S REVIEW OF SUBMITTALS SHALL BE FOR GENERAL <br />CONFORMANCE WITH THE DESIGN INTENT. NO WORK SHALL BE STARTED <br />WITHOUT SUCH REVIEW. <br />SU-3)FOR COMPONENTS THAT REQUIRE ENGINEERING BY THE CONTRACTOR, <br />PROVIDE A NOTE ON EACH SHOP DRAWING, WRITTEN AND SIGNED BY THE <br />SUPPLIER'S ENGINEER, INDICATING THAT THE SHOP DRAWING IS IN <br />CONFORMANCE WITH THE CALCULATIONS OF THE CONTRACTOR'S ENGINEER. <br />SU-4)THE FOLLOWING ITEMS REQUIRE SUBMITTALS FOR STRUCTURAL REVIEW AS <br />OUTLINED IN THE SPECIFICATIONS: <br />031000 S CALC CONCRETE FORMWORK <br />032000 S CONCRETE REINFORCING LAYOUT <br />033000 CALC CONCRETE MIX DESIGNS <br />033000 S CONCRETE CONSTRUCTION JOINT LAYOUT <br />033800 S POST-TENSIONING TENDON LAYOUT <br />033800 CALC POST-TENSIONING FRICTION LOSSES <br />034120 S CALC STRUCTURAL PRECAST CONCRETE <br />034120 S CALC STRUCTURAL PRECAST CONCRETE CONNECTIONS <br />041000 S MASONRY REINFORCEMENT LAYOUT <br />051000 S STRUCTURAL STEEL <br />051000 S CALC STRUCTURAL STEEL CONNECTIONS <br />051000 S SHEAR STUD LAYOUT <br />053000 S CALC STEEL COMPOSITE DECK <br />053000 S CALC STEEL FORM DECK <br />053000 S CALC STEEL ROOF DECK <br />S = SHOP DRAWINGS REQUIRED <br />CALC = SUPPORTING CALCULATIONS REQUIRED, SEALED AND SIGNED BY A <br />PROFESSIONAL ENGINEER LICENSED IN THE STATE WHERE THE PROJECT IS <br />LOCATED. <br />SU-5)THE ITEMS IN THIS SECTION REFER TO LOADS IMPOSED BY CONTRACTOR <br />DESIGNED SYSTEMS, SPECIFICALLY: <br />ARCHITECTURAL PRECAST CONCRETE AND CONNECTIONS <br />COLD-FORMED METAL FRAMING <br />EXTERIOR CLADDING SYSTEMS <br />METAL STAIRS <br />ARCHITECTURAL ORNAMENTATION (FLAGPOLES, BANNERS, MASTS, ETC.) <br />ELEVATOR REACTIONS <br />SKYLIGHTS <br />WINDOW WASHING TIEBACK OR DAVIT SYSTEMS <br />CATWALKS <br />MEP PLATFORMS, EQUIPMENT ANCHORAGE AND BRACING <br />WHERE CONTRACTOR LOADS IMPOSED DO NOT EXCEED AND/OR CONNECTION <br />CONDITIONS DO NOT DIFFER FROM WHAT IS INDICATED IN THE STRUCTURAL <br />DRAWINGS, SUBMIT FOR RECORD A LETTER SEALED AND SIGNED BY A <br />PROFESSIONAL ENGINEER LICENSED IN THE STATE WHERE THE PROJECT IS <br />LOCATED STATING THE FOLLOWING: <br />“THE CONTRACTOR DESIGNED SYSTEM HAS BEEN DESIGNED TO IMPOSE LOADS <br />ON THE BASE BUILDING STRUCTURE THAT ARE WITHIN THE LOAD LIMITS AND AT <br />THE LOCATIONS INDICATED ON THE STRUCTURAL DRAWINGS.” <br />WHERE CONTRACTOR LOADS IMPOSED FOR THE FOLLOWING ITEMS EXCEED <br />AND/OR CONNECTION CONDITIONS DIFFER FROM WHAT IS SHOWN IN THE <br />STRUCTURAL DRAWINGS, SUBMIT FOR APPROVAL TO SER LOADS IMPOSED ON <br />THE PRIMARY STRUCTURAL FRAME DUE TO THE DEAD, LIVE, AND WIND/SEISMIC <br />LOADS INDICATED ON THE CONTRACT DOCUMENTS. <br />SUBMITTAL SHALL LIST THE DESIGN LOADS USED AND BE SEALED AND SIGNED BY <br />A PROFESSIONAL ENGINEER LICENSED IN THE STATE WHERE THE PROJECT IS <br />LOCATED. SUBMITTAL SHALL INCLUDE LOCATION, MAGNITUDE AND DIRECTION OF <br />UNFACTORED IMPOSED LOADS, GRAPHICALLY REPRESENTED IN THEIR <br />APPROPRIATE LOCATIONS ON A COPY OF THE CONTRACT DOCUMENT <br />STRUCTURAL FRAMING PLANS OR ELEVATIONS AS APPROPRIATE. DETAIL <br />REFERENCES IN THE CONNECTIONS APPLICABLE AT EACH LOCATION SHALL BE <br />NOTED ON THE SUBMITTAL DRAWINGS. <br />FOR EXTERIOR WALL ASSEMBLIES, THE LOADS IMPOSED SUBMITTAL SHALL BE <br />COMPREHENSIVE INDICATING THE LOADS IMPOSED ON THE BASE BUILDING <br />STRUCTURE AND SHALL INCLUDE THE REACTIONS BASED ON THE ACTUAL LOADS <br />OF THE ENTIRE ASSEMBLY, INCLUDING BUT NOT LIMITED TO GLAZING, CLADDING, <br />METAL STUD BACKUP, AND MULLIONS. <br />FOR MEP SYSTEMS, THE LOADS IMPOSED SUBMITTAL SHALL BE COMPREHENSIVE <br />INDICATING THE LOADS IMPOSED ON THE BASE BUILDING STRUCTURE AND SHALL <br />INCLUDE THE REACTIONS BASED ON THE ACTUAL LOADS OF THE ENTIRE <br />MECHANICAL, ELECTRICAL, PLUMBING, AND FIRE PROTECTION SYSTEM, <br />INCLUDING BUT NOT LIMITED TO PIPING, DUCTS, ELECTRICAL RACEWAYS, AND <br />EQUIPMENT WEIGHTS. <br />A SUBSTITUTION REQUEST MAY BE REQUIRED WHERE CONTRACTOR LOADS <br />IMPOSED EXCEED AND/OR CONNECTION CONDITIONS DIFFER FROM THE BASIS OF <br />DESIGN. <br />RE CONCRETE REINFORCEMENT <br />RE-1)ALL CONCRETE SHALL INCLUDE REINFORCEMENT. IF REINFORCEMENT IS NOT <br />SPECIFICALLY INDICATED ON THE DRAWINGS VERIFY WITH THE SER. <br />RE-2)REINFORCEMENT SHALL CONFORM TO THE FOLLOWING STANDARDS AND MATERIAL <br />PROPERTIES UON: <br />DEFORMED BARS: ASTM A615 <br />GRADE 60/75 OR 80 (AS INDICATED) <br />WELDABLE DEFORMED BARS: ASTM A706 <br />EPOXY COATED DEFORMED BARS: ASTM A615 / A775 <br />WELDED WIRE REINFORCEMENT ASTM A1064 <br />EPOXY COATED WELDED WIRE REINFORCEMENT ASTM A1064 / A884 <br />SHEAR/CORE WALL VERTICAL REINFORCEMENT ASTM A706 <br />AND COUPLING BEAM LONGITUDINAL/DIAGONAL <br />REINFORCEMENT <br />RE-3)DETAIL REINFORCEMENT BASED ON THE PROJECT REQUIREMENTS, ACI-318 AND ACI-315, <br />UON. <br />RE-4)WHERE A 90-DEG, 135 –DEG OR 180-DEG HOOK IS GRAPHICALLY INDICATED, PROVIDE <br />CORRESPONDING ACI STANDARD HOOKS UON. <br />RE-5)DOWELS SHALL MATCH SIZE AND SPACING OF MAIN REINFORCEMENT UON. <br />RE-6)REINFORCEMENT SHALL HAVE CONCRETE PROTECTION (CLEAR COVER) PER ACI 318 <br />UNLESS OTHERWISE INDICATED ON THE DRAWINGS. <br />RE-7)LAP REINFORCEMENT ONLY AT LOCATIONS AS SPECIFICALLY DETAILED ON THE <br />DRAWINGS EXCEPT REINFORCEMENT MARKED AS CONTINUOUS CAN BE SPLICED AT <br />LOCATIONS DETERMINED BY CONTRACTOR USING TENSION LAP SPLICES (LTS). SEE LAP <br />SPLICE AND EMBEDMENT SCHEDULE. <br />RE-8)UNLESS OTHERWISE NOTED ALL LAP SPLICES ARE TO BE TENSION LAP SPLICES PER LAP <br />SPLICE AND EMBEDMENT SCHEDULE. <br />RE-9)PROVIDE MECHANICAL SPLICES FOR BARS LARGER THAN #11 OR WHERE INDICATED. <br />PROVIDE TENSILE, PRE-QUALIFIED, WELDED OR THREADED MECHANICAL SPLICES UON. <br />RE-10)LAP WELDED WIRE REINFORCEMENT TWO PANEL SPACINGS, UON. <br />RE-11)PROVIDE LAP SPLICE LOCATIONS AS FOLLOWS, UON: <br />A. GRADE BEAM / WALL (TOP HORIZONTAL REINFORCEMENT): AT CENTER OF <br />SPAN <br />B. GRADE BEAM / WALL (BOTTOM HORIZONTAL REINFORCEMENT): AT <br />SUPPORTS <br />C. WALL INSIDE FACE (VERTICAL REINFORCEMENT): AT SUPPORT <br />D. WALL OUTSIDE FACE (VERTICAL REINFORCEMENT): AT STORY MIDHEIGHT <br />OF WALL FOR BELOW GRADE FOUNDATION WALLS, AT SUPPORT FOR <br />OTHER WALLS <br />E. UNLESS OTHERWISE NOTED TERMINATE BARS AT DISCONTINUOUS ENDS <br />WITH STANDARD HOOKS. <br />RE-12)PROVIDE EPOXY COATED REINFORCEMENT AND ACCESSORIES IN AREAS <br />OF DIRECT EXPOSURE TO THE ENVIRONMENT, CHEMICALS, OR DE-ICING FOR <br />THE AREAS INDICATED ON THE DRAWINGS. <br />CM CONCRETE MATERIALS <br />CM-1)CONCRETE STRENGTH SHALL MEET THE FOLLOWING 28-DAY COMPRESSIVE <br />STRENGTHS (f' c), UON: <br />SITE RETAINING WALLS 4,000 PSI <br />FOOTINGS 5,000 PSI <br />MAT FOUNDATIONS 5,000 PSI <br />GRADE BEAMS 5,000 PSI <br />FOUNDATION WALLS, PILASTERS, BUTTRESSES 5,000 PSI <br />NON-SHRINK GROUT 8,000 PSI <br />SLAB ON GRADE, CONCRETE CURBS 4,000 PSI <br />CONCRETE ON STEEL DECK 4,000 PSI <br />FORMED CONCRETE SLABS AND BEAMS* 5,750 PSI <br />CONCRETE HOUSEKEEPING PADS, AND FILL SLABS 4,000 PSI (LIGHTWEIGHT) <br />COLUMNS 6,000-8,000 PSI ** <br />CONCRETE SHEAR WALLS 8,000 PSI <br />SEE QUALITY CONTROL FOR HIGH STRENGTH CONCRETE NOTES FOR ADDITIONAL <br />INFORMATION. <br />* USE OF SILICEOUS AGGREGATE IN ELEVATED SLABS AND BEAMS IS PROHIBITED. <br />** SEE COLUMN SCHEDULE. <br />*** SEE CORE AND SHEAR WALL SCHEDULE. <br />CM-2)PROVIDE NORMALWEIGHT CONCRETE WITH CURED DENSITY OF 145 +/- 5 <br />PCF, AND AGGREGATE CONFORMING TO ASTM C33, UON. WHERE INDICATED, <br />PROVIDE LIGHTWEIGHT CONCRETE WITH CURED DENSITY OF 112+/-3 PCF AND <br />AGGREGATE CONFORMING TO ASTM C330. <br />CM-3)THE USE OF CALCIUM CHLORIDE AND OTHER CHLORIDE CONTAINING <br />AGENTS IS PROHIBITED. THE USE OF RECYCLED CONCRETE IS PROHIBITED. <br />PLACEMENT WITHIN AND CONTACT BETWEEN ALUMINUM ITEMS, INCLUDING <br />ALUMINUM CONDUIT, AND CONCRETE IS PROHIBITED. <br />CM-4)ALL CAST-IN-PLACE CONCRETE WILL EXPERIENCE DIFFERING VARIATIONS <br />OF CRACKING. ANY ELEMENT EXPOSED TO DIRECT WEATHER AND/OR <br />TEMPERATURE VARIATIONS DURING CONSTRUCTION OR IN THE FINAL CONDITION <br />IS TO BE TREATED AND REGULARLY MAINTAINED TO PREVENT PROPAGATION OF <br />CRACKS AND WATER PENETRATION. THE CONTRACTOR SHALL DEVELOP A <br />REGULAR MAINTENANCE PROGRAM AND SUBMIT IT TO THE OW NER. <br />MAXIMUM INELASTIC LATERAL DISPLACEMENT DUE TO SEISMIC LOADS ARE <br />AS FOLLOWS: <br />NORTH-SOUTH <br />16.0"ROOF LEVEL <br />LEVEL 10" <br />EAST-WEST <br />16.4" ROOF LEVEL <br />LEVEL 10" <br />8.7"LEVEL 09 8.2"LEVEL 09 <br />CONCRETE CAST AGAINST AND <br />PERMANENTLY EXPOSED TO EARTH <br />CONCRETE EXPOSED TO EARTH OR WEATHER: <br />NO 5 BARS OR SMALLER........................................................... <br />NO 6 BARS AND LARGER........................................................... <br />CONCRETE NOT EXPOSED TO WEATHER OR IN <br />CONTACT WITH GROUND <br />SLABS, WALLS, JOISTS: <br />NO 11 BARS OR SMALLER......................................................... <br />NO 14 BARS AND LARGER......................................................... <br />BEAMS, COLUMNS: <br />PRIMARY REINFORCEMENT, TIES, <br />STIRRUPS, SPIRALS.................................................................. <br />SHELLS, FOLDED PLATE MEMBERS: <br />NO 11 BARS OR SMALLER......................................................... <br />NO 14 BARS AND LARGER......................................................... <br />COVERLOCATION <br />3" <br />1 1/2" <br />2" <br />3/4" <br />1 1/2" <br />1 1/2" <br />1/2" <br />3/4" <br />T: F: <br />© Gensler <br />Date Description <br />Project Name <br />Project Number <br />Description <br />Scale <br />Seal / Signature <br />2021 <br />Tel 949.863.9434 <br />Fax 949-553-1676 <br />4675 MacArthur Court <br />Suite 100 <br />Newport Beach, CA <br />92600 <br />USA <br />301 N. Broadway, Santa Ana, CA <br />707 Wilshire Blvd, Suite 4450 <br />Los Angeles, CA 90017-3618 <br />Thornton Tomasetti, Inc. <br />213.330.7700 213.330.7001 <br />3RD & BROADWAY - <br />RESIDENTIAL <br />12" = 1'-0" <br />11/19/2024 3:19:57 PM <br />R1.S0.02 <br />GENERAL NOTES <br />S21043.00 <br />1 12.10.2021 REISSUE FOR PLAN CHECK <br />A 06.10.2022 REISSUE FOR PLAN CHECK <br />B 06.17.2024 REVISION TO PERMIT <br />1/7/25