CONSTRUCTION OF TRIMIX CONCRETE ROAD WORK PROCEDURE

CONSTRUCTION OF TRIMIX CONCRETE ROAD WORK PROCEDURE

 

Equipment:-

  1. Road roller 10 to 12 ton
  2. Earth compactor
  3. De watering vacuum pump set
  4. Screed vibrator 4m
  5. De watering blue surface mat – 1 no.
  6. De watering yellow sucking mat – 6 nos.
  7. Floater
  8. Floater disk
  9. Vibrator electrical or petrol
  10. Vibrator needle 60 no.
  11. Electrical panel board
  12. Cable 2.5 sq.mm 3 core
  13. Ghamela
  14. Phawada
  15. Tikav
  16. Thapi
  17. Ghotai patra
  18. Wire Brush
  19. Wheel Barrow
  20. Gum Boot
  21. Rubber hand gloves
  22. Safety helmet
  23. Tools & plants
  24. Machinery

Work Procedure

  1. Study of drawings, existing drainage / electrical, water line etc.
  2. Line out of road marking of the levels with respect to plinth level.
  3. Excavation cutting & filling ( in case of BC soil remove up to 3’0” )
  4. Sub grade preparation i.e. watering, rolling & compaction by 10 to 12 ton roller.( check proctor density test if required )
  5. Slope of road i) In ‘L’ section, adjust as per the plinth F.F.L. i.e. drop ( ramp ) from F.F.L. to road top should not be more than
  6. Across the road 1:100 towards gutter trimix concrete road
  7. Construct storm water gutters size min. 1’ x 1’ along the road & slope according to the ‘L’ section of the road.
  8. 9” thick. Soling or 4” thick compacted 2 metal layers in required line level & slope,
  9. Filling the gaps with kapchi .
  10. Murum spreading above the soling dry rolling by 10 to 12 ton roller.
  11. Fixing of the 5” channels in line level required slope & width 4.0 meter maximum.
  12. Laying of the plastic sheet.
  13. Pour of M 20 grade concrete, spreading, leveling & vibrating by surface vibrator.
  14. De watering by vacuum pump till water stop dripping.
  15. Check by foot impression.
  16. Smooth finishing by floater & patra.
  17. Brooming by wire brush across the vehicular movement trimix concrete road
  18. Remove the channel on next day.
  19. Curing by ponding method, minimum 8 days.
  20. Remove the pond mortar, cleaning, washing of the concrete road.
  21. 5 mm wide groove cutting by cutter machine with groove pattern
  22. Centrally along the road, 4.5 m c/c across the road.
  23. Cleaning of groove by air pressure.
  24. Filling of the groove with tikitar.
  25. Fixing of the curb stone after & along the gutter trimix concrete road
  26. Fixing of m.s. grating cover above storm water gutter.
  27. Grating cover in bronze shade oil paint.
  28.  Curb stone in sandtex shade one yellow & one red brown with application of primer & birla putti .
  29. In charge development to fill the checklist – ‘C’ duly verified & approved
  30. Checklist handover to HOD co-ordination dept.
Image result for TRIMIX ROAD
                       TRIMIX CONCRETE ROAD

 

Environment:-

  1. During excavation sprinkle the water to reduce dust and prevent air pollution.
  2. G.I. sheet as barricading to reduce noise level of machinery.

 

Health & Safety:-

  1. Use helmet & safety shoes.
  2. Before digging check underground utilities like water, gas & electricity etc.
  3. Ensure snake bite kit is available in case of emergency.
  4. First aid box with medicines available at site.

 

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