Road Construction

CONSTRUCTION OF

ROAD

PRESENTED BY:- MOHD DANISH (1100100056)

AT BHEL RANIPUR HARIDWAR

INTRODUCTION

Type of Road :: Private RoadProject :: BHEL Scheme Length :: 6.5 km

Location :: Ranipur ,Haridwar(U.K.) at HARIDWAR

What is Road ?

Roads are defined as routes or paths that begin at one destination and lead to another.

CARRIAGEWAY

PAVEMENT

KERB

SHOULDER

SIDEWALKS/FOOTPATH

ROADWAY CONSTRUCTION

CARRIAGEWAY

The part of a road used by vehicular traffic is called carriageway.

LAYERS OF CARRIAGEWAY

EARTH WORK

GRANULAR SUB BASE(GSB)

WET MIX MACADAM(WMM)

BITUMINOUS MACADAM(BM)

BITUMINOUS CONCRETE(BC)

TACK COAT

EARTH WORKSOIL FILLINGSPREADING &

LEVELINGCOMPACTION

SUBGRADE LAYERSPREADING & LEVELING

COMPATION OF SUBGRADE

I LAYER :200mm II ,III LAYER :150mm

GRANULAR SUB BASE

MATERIALLAYERSDEPTHCOMPACTION

Sub Base Layer

WET MIX MACADAMIt is a road base material consisting of crushed rock/slag usually premixed with controlled amount of water sufficient for adequate compaction.

BITUMINOUS MACADAM

> Bituminous macadam consists of aggregate and appropriate binder, mixed in a hot mix plant and laid with a mechanized paver. > It is an open graded mixture suitable for base course and is laid in a single course or in multiple layers on a previously prepared base.

FINISHING OF SURFACE(ROLLING)

AGGREGATE COARSE AGGREGATE

The coarse aggregate consists of crushed rock,crushed gravel or other gravel or other hardmaterial retained on 2.36mm sieve.

FINE AGGREGATE

Fine Aggregate consist of crushed or naturally occuring material or their combination passing 2.36 mm sieve and retained on 75 micron sieve.

BITUMINUS CONCRETEMATERIALMIXINGSPREADING

CAMBER

PERCENTAGE OF CAMBER- 2%PURPOSE OF CAMBER

A slight downward curve from the middle to the sides of a surface (such as a road)

KERB

KERB

A line of stone or concrete forming an edge between a pavement and a roadway, so that the pavement is some 15 cm above the level of the road.

SHOULDER

It is the side of the road. Sometimes it is paved. Sometimes it is gravel. Sometimes it is dirt or grass.

THANK YOU