THE INITIAL SETTING TIME SHALL NOT BE LESS THAN 30 MINUTES.
THE FINAL SETTING TIME SHALL NOT BE MORE THAN 10 HOURS.
SAMPLES FROM FRESH CONCRETE SHALL BE TAKEN AND AT LEAST A SET OF 6 CUBES OF 150 mm SHALL BE PREPARED AND CURED. 3 CUBES EACH AT 7 DAYS AND 28 DAYS SHALL BE TESTED FOR COMPRESSIVE STRENGTH. THE TEST RESULT SHOULD BE SUBMITTED TO ENGINEER FOR APPROVAL. IF RESULTS ARE UNSATISFACTORY NECESSARY ACTION/RECTIFICATION/REMEDIAL MEASURES HAS TO BE EXERCISED.
WATER CEMENT RATIO FOR DIFFERENT GRADES OF CONCRETE SHALL NOT EXCEED 0.45 FOR M 20 AND ABOVE AND 0.50 FOR M 10 / M 15 CONTRACTOR / MIX DESIGNER TO CARRY OUT THE NECESSARY INITIAL (PRELIMINARY) TESTS. FOR CONCRETE GRADES M 20 AND ABOVE APPROVED ADMIXTURE SHALL BE USED AS PER MIX DESIGN REQUIREMENTS.
POURING OF CONCRETE. NO CONCRETING OPERATION SHALL BE CARRIED OUT DURING INCLEMENT WEATHER CONDITIONS LIKE HEAVY RAIN, STORM AND HIGH WINDS
ALL REINFORCEMENT SHALL BE FREE FROM MILL SCALES, LOOSE RUST & COATS OF PAINTS,OIL OR ANY OTHER SUBSTANCES.
BY PROVIDING PROPER COVER BLOCKS,SPACERS,CHAIRS ETC..ALL REINFORCEMENT SHALL BE PLACED AND MAINTAINED IN POSITION AS SHOWN IN STRUCTURAL DRAWING
CEMENT SHALL BE 43 GRADE ORDINARY PORTLAND CEMENT CONFORMING TO IS:8112 OR 53 GRADE ORDINARY PORTLAND CEMENT CONFORMING TO IS:12269-1987.
Electrical conduits shall not run in column
Earth work excavation for basement above 3 m Should be stepped form
Any Back filling shall be compacted 95% of dry density at the optimum moisture content and in layers not more than 200 mm for filling above structure and 300 mm for no structure
F SOLING IS SPECIFIED THE SOLING STONES SHALL BE LAID AT 45° TO 60° INCLINATION (AND NOT VERTICAL) WITH INTERSTICES FILLED WITH SAND OR MOORUM.
Y REPRESENTS TOR STEEL GRADE – Fe-415 OF IS:1786. WITH CHARACTERISTIC YIELD STRENGTH OF 415 N/MM MINIMUM.
