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WELL DRILLING AND CONSTRUCTION

Learn about the process of planning, drilling, and equipping wells, as well as grouting and construction specifications. Understand the importance of source protection and distribution capacity issues.

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WELL DRILLING AND CONSTRUCTION

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  1. WELL DRILLING AND CONSTRUCTION Ken Bousfield, P.E. Utah Division of Drinking Water

  2. BASIS FOR RULES: • Same as for springs: • Plan review (Primacy) • Engineering principles • Experience

  3. PLAN REVIEW PROCESS: • Prior to Drilling • Drilling Specifications • After Drilling • Chemical Analysis • Source Capacity • Source Protection • Equipping Specifications

  4. WELL DRILLING SPECS: • Drilling Method • Surface Seal • Plumbness and Alignment • Construction Materials

  5. WELL EQUIPPING: • Type of Pumps • Pitless Adaptors • Pump Capacity • Appurtenant Equipping • Well House Construction

  6. Well System

  7. WELL GROUTING:

  8. SUBMERGED WELL:

  9. PITLESS ADAPTOR:

  10. PITLESS ADAPTOR:

  11. CONVERTED SUBMERGED WELL:

  12. WELL HOUSE PIPING:

  13. WELL HOUSE PIPING:

  14. WELL HOUSE CONSTRUCTION: • Heating • Ventilation • Drainage • Treatment

  15. STORAGE CAPACITY ISSUES: • Average Day Use in gallons (gal) • Residence: 400gal • Picnic/Park: 5gal/person • Visitor’s Center: 5gal/person • Campground Hydrant: 35gal/person • ADD FIRE FLOW TO VOLUMES

  16. DISTRIBUTION CAPACITY ISSUES: • Peak Instantaneous Use • Engineering Hydraulic Network Analysis • 20 psi minimum pressure under all conditions

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