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Bituminous penetration macadam base course
- 1. BITUMINOUS PENETRATION MACADAM BASE COURSE PRESENTED BY AMRUTHA M S AMRUTHA SHAIBEN BITUMINOUS PENETRATION MACADAM BASE COURSE 1
- 2. •This base course may be used as base course of flexible pavement in certain short road or in small road project where hot mix plant is not available. •The coarse aggregate of specified size are first spread and compacted well in dry state. •After compaction, hot bitumen binder of specified grade is sprayed in large quantity. BITUMINOUS PENETRATION MACADAM BASE COURSE 2BITUMINOUS PENETRATION MACADAM BASE COURSE
- 3. •The base on which bituminous macadam is to be laid shall be prepared, shaped and compacted to the required profile. •The prime coat and take coat are applied as specified. • The BM mix is prepared in a hot mix plant at specified temperature, depending on the grade of the bitumen used. 3 BITUMINOUS PENETRATION MACADAM BASE COURSE CONSTRUCTION
- 4. BITUMINOUS PENETRATION MACADAM BASE COURSE 4 •The hot mix is transported to the construction site in insulated covered truck. •The BM mix is spread using a mechanical paver. •Bituminous materials shall be laid and compacted in layers, which enable the specified thickness, surface level, regularity requirements and compaction to be achieved.
- 5. 5 BITUMINOUS PENETRATION MACADAM BASE COURSE
- 6. 6 BITUMINOUS PENETRATION MACADAM BASE COURSE THANK YOU