FDM1. Values of discharge (Q) in m3/s at three points in the
space-time grid are given as , and . Taking and = 5 minute, compute
using following schemes: (a) backward difference (b) forward difference,
(c) central difference. Also compute .Solutio
AGGREGATE
CRUSHING VALUE TEST
OBJECTIVE
TO DETERMINE THE CRUSHING
VALUE OF AGGREGATE
APPARATUS REQUIRED
As
per IS 2386 part –IV:
1.
Steel cylinder
PENETRATION TESTOBJECTIVESTO DETERMINE THE PENETRATION VALUE OF THE BITUMEN.APPARATUS REQUIRED(i) Container: A flat bottomed cylindrical metallic dish 55 mm in diameterand 35 mm in depth is required. If the penetration is of the order of 225 ormore,
LOS ANGELES ABRASION TESTOBJECTIVETO DETERMINE THE ABRASION RESISTANCE OF AGGREGATEAPPARATUS REQUIREDAs per IS 2386 part-IV1. Los Angeles Machine: It consists of a steel drum hollow steel cylinder,closed at both ends, having an inside diameter of 700
VISCOSITY TESTOBJECTIVETO DETERMINE THE FLUID CHARACTERISTICS OR THE VISCOSITY OFGIVEN BITUMENAPPARATUS REQUIREDAs per IS1206 (Part-I)-1978,the apparatus for the standard ductility test consists ofthe following:1.Orifice viscometer consisting of foll
DUCTILITY TESTOBJECTIVETO MEASURE THE ADHESIVE PROPERTY OF BITUMEN AND ITSABILITY TO STRETCHAPPARATUS REQUIREDAs per IS 1208-1987, the apparatus for the standard ductility test consists offollowing:1.Briquette mould:The ends b and b’ are called cli
SOFTENING POINT TESTOBJECTIVETO DETERMINE TEMPRATURE AT WHICH THE GIVEN GRADE OFBITUMEN ATTAINS PARTICULAR DEGREE OF SOFTENING UNDER THESPECIFIED CONDITION OF TEST.APPARATUS REQUIRED(i) The ring and ball apparatus consisting of(a) Steel balls-two num