TRH 14 Guidelines for Road Construction Materials - · PDF filepublished 1985 reprinted 1993...

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PUBLISHED 1985 REPRINTED 1993 REPRINTED 5 994 REPRINTED 1995 REPRINTED "196

.......................................................................................... ling

...................................................................................... ration

.............. our? M))

ent structure.

es recornmen

ty. It is therefore I outd be taken in

d properly for an ac-

road constructron" 2

f materials are rn h refer to matersafs r the sake of con-

here these materials

ton

l 9 , O to 132 ,5 and 6,7

--- -

Note: Grade N stone is preferred, but S here the lower flakin

P m / nes and dust contents

ton Ston

-- Stone content

of the satisfactory performance

iven m Table 9 at 100

reed upon i t should be

ers or coars

mg of graded crushed stone f

rt;round macadam I

lerbound macadam

Llqurd Llrn~t (max) 25 25 3 Plastrcity Index (max) 4 6 =l' Llnear shrmkage (Yo) (max) 4- 3 *- "Linear shrinkage x (%) pass- 1-

ing 0,425 mm sieve (max) - 170

* Only appltcable to nodular calcr ts - for further port 286'0.

In the case o of the material

In the case of G6 PI of the sod fines lated from the follo

imum PI = 3

ould have the C

ins

r

than 6 .

rnin max nin max rnin

12 3

uminous, cold-mix 100% M at field fluid cont

of binder conforming 3 (cutback bitumen),

17 (bitumen em

1 Recommended bjnder grades

Hot summer and mod- erate winter

ode rak eta hot sum- 6G/70, mer and cold w ~ n t e r

ins

con oui

oistur men t

in- to-

r the various

Ca rocks

Hardness of ' sea/@)

-value can bes

I oration is use re:

she compl in I

fractured face.

cond-last sente