SVG location map of Tiaret province with railways 
Geographic limits of the map:

X_centre= 1.5787995 Y_centre= 34.89234
X_min= 0.4531896462481759 / Y_min= 34.04874837
X_max= 2.704409353751824 / Y_max= 35.735931629999996
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N = Y_max = Top = 35.735931629999996
E = X_max = Right = 2.704409353751824
S = Y_min = Bottom = 34.04874837
W = X_min = Left = 0.4531896462481759
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Own work
poudou99