Engineering "Partial Rehabilitation Of The Road Surface Along Krakra Street, Pernik. Repair Of The Sidewalk And Street Lighting From The Intersection With Tundzha Street To The Intersection With Struma Street At The 6Th School. Replacement Of An Old Sewer In The Section Along Krakra Street Between Rayko Daskalov Street And Tundzha Street And Water Supply And Sewerage Infrastructure On Krakra Street.