Civil Plans · OPW24/0125

    CONCRETE NOTES                                                                                        11.   CONTINUED                                                                                  24.   TOP STEEL HAS MAIN BARS OR WIRES ON TOP. BOTTOM STEEL HAS MAIN BARS OR
    1.    BUILDER TO ENSURE CONCRETE MATERIAL AND QUALITY BY THE CONCRETE                                                                                                                                        WIRES ON BOTTOM.
          SUPPLIER TO BE IN ACCORDANCE WITH RELEVANT CODES AND REGULATIONS.                                                                                                                                25.   UNLESS NOTED OTHERWISE BAR LAPS SHALL BE:
    2.    ALL CONCRETE WORK SHALL BE EXECUTED IN ACCORDANCE WITH THE FOLLOWING
          CODES, UNLESS SPECIFICALLY VARIED BY
            THE CONTRACT DOCUMENTS.
            - AS2870 - RESIDENTIAL SLABS AND FOOTINGS (IF APPLICABLE).
            - AS3600 - CONCRETE STRUCTURES.
            - AS3610 - FORMWORK FOR CONCRETE.
            - AS/NZS 4671 - STEEL REINFORCING MATERIALS.
    3.    PROVIDE THE ENGINEER WITH AT LEAST 48 HOURS NOTICE OF REINFORCEMENT
          BEING READY FOR INSPECTION. NO CONCRETE IS TO BE POURED WITHOUT
          INSPECTION.
    4.    THE CHARACTERISTIC COMPRESSIVE STRENGTH OF CONCRETE TEST CYLINDERS (f’c)
          SHALL BE AS FOLLOWS:

                                                                                                                                                                                                           LAPPED SPLICING NOT PERMITTED FOR N40 BARS. SPLICES SHALL BE ACHIEVED BY USE OF
                                                                                                                                                                                                           MECHANICAL COUPLERS.
                                                                                                                                                                                                           26.  ALL STARTER BARS TO REINFORCED CONCRETE WALLS, COLUMNS AND ALL
                                                                                                                                                                                                                MASONRY WALLS AND PIERS ARE TO BE TIED INTO THE FOOTING REINFORCEMENT.
                                                                                                                                                                                                           27.  NO CONSTRUCTION OR EXPANSION JOINTS ARE PERMITTED UNLESS SHOWN ON
                                                                                                                                                                                                                DRAWINGS.
                                                                                                                                                                                                           28.  CONCRETE TESTING RESULTS TO BE PROVIDED AT 1 TEST PER 50m3 WITH A
    5.    NO ADDITIVES SHALL BE ADDED OR APPLIED TO THE CONCRETE MIX WITHOUT THE
                                                                                                                                                                                                                MINIMUM OF 1 TEST PER DAY.
          APPROVAL OF THE ENGINEER.
                                                                                                                                                                                                           29.  ALL TRAFFICABLE CONCRETE SLABS SHALL BE BROOM FINISHED PERPENDICULAR
    6.    THE MAXIMUM PERMISSIBLE TRANSPORT TIME FOR CONCRETE BETWEEN BATCHING
                                                                                                                                                                                                                TO TRAFFIC FLOW. FOR SLABS WITH FALLS OF GREATER THAN 1 IN 10 (10%) USE
          AND PLACEMENT ON SITE SHALL BE IN ACCORDANCE WITH THE FOLLOWING TABLE:
                                                                                                                                                                                                                HEAVY DUTY BROOM FINISH.
                                                                                                                                                                                                           30.  WHERE SERVICE PIPES PENETRATE CONCRETE ELEMENTS, PROVISION SHOULD BE
                                                                                                                                                                                                                MADE TO ALLOW FOR MOVEMENT OF THE ELEMENT.




                                                                                                          12.   ALL CONCRETE SHALL BE VIBRATED IN ACCORDANCE WITH AS3600.
                                                                                                          13.   SIZES SHOWN ARE STRUCTURAL SIZES AND DO NOT INCLUDE APPLIED FINISHES.
                                                                                                          14.   REINFORCEMENT IS SHOWN DIAGRAMMATICALLY AND NOT IN TRUE PROJECTION.
                                                                                                          15.   NO CHASES OR HOLES OTHER THAN THOSE SHOWN ON THE STRUCTURAL
                                                                                                                DRAWINGS WILL BE PERMITTED IN CONCRETE MEMBERS WITHOUT PRIOR
                                                                                                                APPROVAL OF THE ENGINEER
    7.    THE EXPOSURE CLASSIFICATION FOR INDIVIDUAL CONCRETE ELEMENTS IS AS
                                                                                                          16.   FORMWORK FINISHES AND FINISH CLASS AS PER THE ARCHITECT'S SPECIFICATION.
          FOLLOWS:
                                                                                                          17.   WELDING OF REINFORCEMENT WILL NOT BE PERMITTED WITHOUT APPROVAL FROM
                                                                                                                ENGINEER.
                                                                                                          18.   ALL CONCRETE SHALL BE MECHANICALLY VIBRATED. VIBRATORS SHALL NOT BE
                                                                                                                USED TO SPREAD CONCRETE.
                                                                                                          19.   STRIPPING OF FORMWORK SHALL BE AS PER THE FOLLOWING:



    8.    CURING REQUIREMENTS:                                                                                                                      °C
                                                                                                                                                                  °      °         °       °




    9.    COVER REQUIREMENTS:
                                                                                                          20.   STRIPPING OF FORMWORK AND REPROPPING OF SUSPENDED SLABS AND BEAMS
                                                                                                                SHALL BE CARRIED OUT PROGRESSIVELY SO THAT AT NO STAGE IS THE SLAB OR
                                                                                                                BEAM UNSUPPORTED UNTIL IT IS PERMITTED TO FULLY REMOVE ALL PROPPING.
                                                                                                          21.   IN MULTISTORY CONSTRUCTION, PROPS SHALL BE LOCATED IN THE SAME POSITION
                                                                                                                ON EACH FLOOR SO THAT THEY WILL BE CONTINUOUS IN THEIR SUPPORT FROM
                                                                                                                FLOOR TO FLOOR. WHERE THE NUMBER OF PROPS ON A FLOOR IS REDUCED, THE
                                                                                                                REMAINING PROPS SHALL BE LOCATED DIRECTLY UNDER PROPS ON THE FLOOR
    10.   CURING SHALL BE EFFECTED BY USE OF AN APPROVED CURING COMPOUND WHICH
                                                                                                                ABOVE.
          SHALL BE APPLIED TO ALL CONCRETE SURFACES WHERE VISIBLE IMMEDIATELY ONCE
                                                                                                          22.   SPLICES IN REINFORCEMENT TO BE MADE IN PLACES SHOWN OR APPROVED IN ALL
          CONCRETE IS HARD AND TO ALL FORMED SURFACES IMMEDIATELY AFTER FORMS
                                                                                                                CASES. GENERALLY AT THE MIDSPAN FOR TOP STEEL AND NEAR SUPPORTS FOR
          ARE REMOVED, EXCEPT WHERE AN APPLIED FINISH IS TO BE USED. THE CURING
                                                                                                                BOTTOM STEEL. IN ALL CASES THE LAP LENGTH SHALL BE AS PER NOTE 25.
          COMPOUND SHALL THEN BE TAKEN OUT BY MAINTAINING THE SURFACE IN A MOIST
                                                                                                          23.   SL72, RL918 etc INDICATES REINFORCING FABRIC CONFORMING TO AS/NZS 4671. LAP
          CONDITION. OTHER CURING METHODS SHALL BE APPROVED IN WRITING BY THE
                                                                                                                LENGTHS SHALL BE:
          ENGINEER PRIOR TO USE.




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                                                                                     IN ASSO IATION WIT                                                                                              OOLLA CONSTRUCTIONS                                                                     CIVIL




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                                           A END ENTS                                                                                                                                              PROJECT NOTES - SHEET 2                                                                           R E No.           SIGNATURE HAS BEEN ADDED.                      NOT FOR CONSTRUCTION