We did 175,470 m2 of tracing and levelling, 42,805 m3 of limestone material, 7,387 m3 of tezontle, control structure construction and 77 m of trapezoidal section for the discharge channel connected to drain Chimalhuacán I.
We performed 66,000 m² of cleaning, tracing and levelling, 167,141 m³ of dredging and riverbed rectification, 179,740 m³ of embankment and river bank raising.
