PAVEMENT MATERIALS AND CONSTRUCTION
IA Marks: 25
No of lecture hour/week: 04
Exam hours: 03
Total no of lecture hours: 52
Exam marks: 100
PART - A
UNIT - 1
AGGREGATES: Origin, classification, requirements, properties and tests on road
aggregates, concepts of size and gradation – design gradation, maximum aggregate size,
to meet specification.
UNIT - 2
BITUMEN AND TAR: Origin, preparation, properties and chemical constitution of
road binders; requirements.
UNIT - 3
BITUMINOUS EMULSIONS AND CUTBACKS: Preparation, characteristics, uses and tests.
Adhesion of Bituminous Binders to Road Aggregates: Adhesion failure, mechanism of stripping,
tests and methods of improving adhesion.
UNIT - 4
BITUMINOUS MIXES: Mechanical properties, dense and open textured mixes, flexibility and
brittleness, (no Hveem Stabilometer & Hubbar – Field Tests) bituminous mix, design methods
using Rothfuch‟ s Method only and specification using different criteria- voids in mineral
aggregates, voids in total mix, density, flow, stability, percentage voids filled with bitumen.
DEPT OF CIVIL ENGINEERING, SJBIT