Tenders Are Invited For Construction Of Deep Well 2A In Leszczyny (Ii)

1. The Subject Of The Order Is The Construction Of Deep Well 2A In The Town Of Leszczyny. 1.1 The Subject Of The Order Includes: A) Drilling Of The S-2A Hole To A Depth Of 100.0 M, Using A Mechanical-Percussion System In Casing Pipes With Diameters Of Ø 457-356 Mm, With The Structure Of: - Filter Column Made Of Pvc Pipes With A Diameter Of 280 Mm, In Accordance With The Findings Found During Drilling Conditions, Including: Overfilter Pipe With A Length Of Approximately 62.0 M, Slot Filter With A Length Of Approximately 35.0 M, Underfilter Pipe With A Length Of 3.0 M; B) Collecting Soil And Water Samples For Laboratory Tests, C) Carrying Out Purification Pumping Until The Water Is Completely Purified, Within 24 Hd) Carrying Out Test Measurement Pumping On Three Dynamic Stages Within 12+12+12 H From The Moment The Depression Is Established At Each Stage, E) Measurements Depth Of The Water Table In The Drilled Hole And Other Wells Of The Intake And In Holes Of Other Users In The Vicinity Of The Intake, F) Leveling Of The Hole, G) Preparation Of The Results Of The Works Performed In The Form Of An Appendix To The Hydrogeological Documentation Determining The Operational Resources Of The Groundwater Intake H) Preparation Of The Results Of The Works Performed In The Form Of Other Documentation. The Detailed Scope Of Works And Tests Was Specified In The Geological Works Project.