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Mukesh ppt
1.
2. TRAINING PROJECT:
Design
Finance
Construction operation
Maintenance of lucknow -repair road on the basis of
men, machine and material.
3. DESIGN:
Design is strategy in getting appropriate projects scope
fitted to specific project purpose and need.
Design use a systematic approach of using limited
resources to optimize the system.
Design requires engineering judgement focusing on
project purpose, evaluating the safety and design
tradeoffs.
4. CONSTRUCTION:
Preparation of soil sub grade.
Preparation of sub-base course.
Preparation of base course.
Preparation of surface course.
Rolling, screening sprinkling of water and grouting.
5. SUB GRADE:
Preparation of sub grade takes place after clearing and
stump removal phase.
3 basic technique is used
(a) Side cast fill
(b) Full bench construction with end haul
(c) Balanced road section with excavation fill in
layers
6. BASE COURSE:
Base course is basic layer of road construction.
It is formed with water bound macadam technique.
First make surface free of dust and irregularities.
Spread course aggregate properly on prepared surface
to proper grade / super elevation in such quantity that
desired thickness occur.
Dry roll the surface.
Sprinkle water and then roll again.
Sprinkle the binding material at slow rate and roll.
8. SWEEPING MACHINE:
Machine is powered by a tractor.
Cleaning brush is driven by a hydraulic motor.
It is used for cleaning roads, highways.
Especially for cleaning WMM/WBM layers prior to
bituminous coat.
9. WET MIX MACADAM PLANT:
It is application designed product for preparation of
homogeneous mix material of WMM base/sub base
layer.
It consists five units.
Heavy duty four bin feeder unit
Inclined slinger belt conveyor
Single deck vibrating screen
Pug mill unit
Storage silo
10. WATER BOUND MACADAM:
SCOPE:
WBM consists of clean, crushed aggregate
mechanically interlocked by rolling and bonding
together with screening, binding material and water
laid on sub grade.
MATERIAL:
Coarse aggregate
Crushed broken stone
Over burnt bricks
12. MAINTENANCE:
Maintenance of road can be easy as scraping off the
layer and replace it with new layer.
Some time weather condition and improper
construction cause breakage and incorrect sloping.
Then further maintenance required
Grading
Ditches