RECOMMENDED CONCRETE MIXES FOR VARIOUS TYPES OF CONSTRUCTION WORKS: Type of work App. Concrete Mix Max. size of aggregates (mm) Water for one cement bag batch (ltr) Total for dry aggregates For aggregates condition from dry to moist Best consistency Small precast work, fence posts, poles, garden furniture and other work of very thin sections(…)
Recommended Mix
GRADING LIMITS FOR AGGREGATES
GRADING LIMIT FOR SINGLE – SIZED AGGREGATES (Clause 4.1 and 4.2 of IS: 383- 1970) IS Sieve Percentage passing for single sized aggregates of nominal size(mm) 63 mm 40 mm 20 mm 16 mm 12.5 mm 10 mm 80 mm 100 – - – - – 63 mm 85 – 100 100 – - -(…)
DEGREE OF WORKABILITY FOR DIFFERENT PLACING CONDITIONS
DEGREE OF WORKABILITY FOR DIFFERENT PLACING CONDITIONS Placing Condition Degree of Workability Slump (mm) Binding concrete, Shallow Sections Pavement using pavers Very low Use compacting factor test as per IS: 1199 Mass concrete, Lightly reinforced sections in slabs, beams, walls, columns, foors, hand placed pavements, canal linings, strip footings Low 25-75 Heavily Reinforced sections(…)