Module 4 — Water Well Drilling Agreements
16.
Artificial sand pack________________________________________________________________________________________________________________
17.
Well development method: Backwashing__________ Jetting_________ Surging__________ Heavy pumping__________ Bailing________________
Material
18.
Casing material_ __________________________________________________________________________________________________________________
Inside diameter__________ wt. per m(ft.)__________ wall thickness__________
19.
Well cover_ _________________________ Distance from top of casing to ground_ ________________________________________________________
20.
Liner material_ ___________________________________________________________________________________________________________________
Inside diameter__________ wt.per m(ft.)__________ wall thickness__________
21.
Screen
Manufacturer_ ____________________________________________ Material______________________________________________________________
Length ___________________________________________________ Nominal diameter_____________________________________________________
Yield Testing
22.
Yield testing duration (hours)_ _____________________________________________________________________________________________________
23.
Pump type __________________________ Size _______________________________
Disinfection
24.
Disinfection_______________________________________________ 25. Well head finishing________________________________________________
Costs
26.
Test holes per metre (foot)__________________________________ 32. Sand pack________________________________________________________
27.
Reaming per metre (foot)___________________________________ 33. Development_ ____________________________________________________
28.
Drilling/boring per metre (foot)_ ____________________________ 34. Labor per hour____________________________________________________
29.
Casing per metre (foot)_____________________________________ 35. Water testing_____________________________________________________
30.
Liner per metre (foot)______________________________________ 36. Reclamation of unused well_ _______________________________________
31.
Screen____________________________________________________
Total
37.
Total Costs_ ______________________________________________ 38. Payment schedule_________________________________________________
Guarantee
39.
Guarantee_ _______________________________________________________________________________________________________________________
*
Store the completed worksheet in the back pocket.