Design of rehabilitation measures of Liakhvi river crossing, site preparation, 68  868 m3 soil excavation, 15  000 m2 geotextile filter layer installation, 19  043 m3 riprap installation to armour the river banks, 21  320 m3 riprap installation for arrangement of threshold across the river bed, 24  290 m3 excavated soil backfill and installation of fill, installation of dam with 2  810 m3 local sand/gravel, distribution of 40  374 m3 surplus soil within the river bed and at riverside slopes, supply and delivery of 34  460 m3 of stones, site reinstatement, preparation of as-built drawings.