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Enguète 5ur<br />

le5 COût5 de5 matériaux<br />

de con5truction.<br />

Jean lefbeve.<br />

Bicouche •<br />

1.2 kg im 2 d'émul5ion 60 % •<br />

121m 2<br />

de gravier ba5alte B/16 •<br />

O.B kg 1 m 2 d'émul5ion 60 %<br />

B 1 m 2 de gravier Ba5alte 3/B<br />

Pr ix<br />

Enrobé5<br />

50 000 Frs.CFA Itonne<br />

Cut<br />

back<br />

450 000<br />

Emulsion<br />

Gravier 3/B B/16<br />

300 000<br />

B 000<br />

Densité gravier<br />

1.5 tonnes im 3 ••• J •••

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