AFNOR

French Association for standardization

B20

Concrete with a characteristic strength at 28 days of 20 MPa

B25

Concrete with a characteristic strength at 28 days of 25 MPa

BC1

Combined aggregates based conccrete 1

BC2

Combined aggregates based conccrete 2

BN

Natural aggregates based concrete

BR1

Recycled aggregates based concrete 1

BR2

Recycled aggregates based concrete 2

BTP

Building and Public Works

CA

Combined aggregate

C/W

Ratio Cement/Water

EN

European Standard

ES

Equivalent of Sand

ESP

Equivalent of sand on piston

ESV

Visual Equivalent of sand

FD

Fascicule de Documentation

G/S

Ratio Granular/Sand

LA

Los Angeles Coefficient

LNBTP

National Laboratory of Building and Public Works

MDE

Micro Deval Coefficient

MF

Modulus of smoothness

NA

Natural aggregate

NF

French standardization

NF P

Norme Française applicable au Bâtiment et de génie civil

ONEA

National Office of Water and Sanitation

RA

Recycled aggregate

VB

Valeur de Bleu de méthylène

Vss

Valeur spécifiée supérieure