California Water Well Standards, DWR Bulletin 74 ... - County of Glenn

More documents

Recommendations

Info

~CATHODIC PROTECTION WELL STANDARDS.E~Introduction 57Electrolytic Corrosion. 57Cathodic Protection. 57Cathodic Protection Wells. 57Corrosion Coordinating Committees 62NeedforCathodicProtectionWellStandards 63History of Cathodic Protection Well Standards 63Scope of Standards. 63Organization of Standards 63Standards 64Part I. General 64Sectionl. Definitions 64A CathodicProtectionWel1 64B. Enforcing Agency 64C. Casing 64D. Conductor Casing. 64Section 2. Exemptions Due to Unusual Conditions. 64Section 3. Special Standards. 64Section 4. ResponsibleParties 64Section S. Reports 65Part II. Cathodic Protection Well Construction. 66Section 6. Well Location with Respecto Pollutants, Contaminants,and Structures. 66A Separation 66B. Flooding and Drainage 66c. Accessibility 66Section 7. Sealing the Upper Annular Space 66A Minimum Depth of Annular Seal 661. Minimum Depth. 662. Fill 663. Sealing-Off Strata 67B. Sealing Conditions. 67C. Radial Thickness of Seal. 67D. Sealing Material 67E. Placement of Seal. 67xiii
Table Of Contents (Cont'd)E~SectionS. Surface Construction Features 67A Locking Cover. 67B. Casing Cap 67C. Flooding 67D. Bases 67E. Vaults 68F. Protection From Vehicles 68Section 9. Casing 69Section 10. Sealing-OtTStrata 69Case 1. Upper Stratum. 69Case 2. BottomStratum 69Case 3. MultipleStrata "."' '..' ' 69Section 11. Repair of Cathodic Protection Wells 70Section 12. Temporary Cover. 70Part III. Destruction of Cathodic Protection Wells 71Section 13. Purpose of Destruction 71Section 14. Definition of "Abandoned" Cathodic Protection Wells. 71Section 15. General Requirements 71Section 16. Requirements for Destroying Cathodic Protection Wells. 71A Preliminary Work 71B. Filling and Sealing Conditions. 721. Wells that only penetrate unconsolidated material and a single "zone"of ground water. 722. Wells that penetrate several water-bearing strata. 723. Wells penetrating fractured rock. 724. Wells in nonfractured consolidated strata. 725. Wells penetrating water-bearing zones or aquifers of special significance. 72C. Placement of Material. 721. Placement Method. 732. Timing of Placement 733. Ground Water Flow. 734. Sealing Pressure 735. Verification 73D. Sealing Materials 73E. Fill Material. 73F. Additional Requirements for Destruction of Cathodic Protection Wellsin Urban Areas 74G. TemporaryCover 74XIV
Page 1 and 2: --1#~Water wells .1Cathodic protect
Page 4 and 5: . ~~Bulletin 74-81)N. KennedyResour
Page 6 and 7: ~vState of CaliforniaPETE WILSON, G
Page 8 and 9: ~ viiForewordOrganization.TABLE OF
Page 10 and 11: ~ ix(4) Glass Fiber Reinforced Resi
Page 12 and 13: E~B. Sealing Conditions. 421. Tempo
Page 16 and 17: 5.~Introduction:Figure 1.Years DWR
Page 19 and 20: GENERAL INTRODUCTIONImproperly cons
Page 21 and 22: Figure 1. YEARS DWR WELL STANDARDSB
Page 24 and 25: .9-REVISIONS TO WATER WELL STANDARD
Page 26 and 27: ~STANDARDSPart I. GeneralSection 1.
Page 28: ~B. c.-13-Many variables are involv
Page 32 and 33: "8. 2.casing and the borehole wall
Page 34 and 35: d. ~c.water shall be used if less s
Page 36 and 37: 3. Foundation and Transition Seals.
Page 38 and 39: -23-otherwise approved by the enfor
Page 40 and 41: Thermoplastic well casing that may
Page 42 and 43: ~.Introducing.Combinationsspecifica
Page 44: ~-29-
Page 47: Advances in analytical and environm
Page 50 and 51: Nested monitoring wells consist of
Page 52 and 53: c.STANDARDSPart I.GeneralSection 1.
Page 54 and 55: 1.Part II.Monitoring Well Construct
Page 56 and 57: 1. 3.casing shall in turn be at lea
Page 58 and 59: c.Casing spacers shall be designed
Page 60 and 61: ~ 1.Section 12. Casing.The term "ca
Page 62 and 63: B. c. E.Over~um~ing and Pum~ Surgin
Page 64 and 65:
2. b.Section 19. Requirements for D
Page 66 and 67:
3. 5. E.freefall only where the int
Page 69 and 70:
INTRODUCTIONMost wells in Californi
Page 72:
Many cathodic protection wells have
Page 75 and 76:
Need for Cathodic Protection Well S
Page 77 and 78:
(Division 3, Chapter 9, California
Page 79 and 80:
3. B.E. c.consolidation after place
Page 81 and 82:
for surface construction features a
Page 83 and 84:
~Part III.Destruction of Cathodic P
Page 85 and 86:
E.these standards, or standards ado
Page 88 and 89:
~APPEN DIX ADefinition of Terms-A m
Page 91:
National Association of Corrosion E
show all

California Water Well Standards, DWR Bulletin 74 ... - County of Glenn

Create successful ePaper yourself

Delete template?

Save as template?