Engineering Systems Technical Bulletins

Technical Bulletin No. 20

Previous Technical Bulletins; Updates to CAD Standards and UDACS; Coating on Appurtenances in Vaults; Inspection Results Available On-Line for Development Inspections; Scheduling Inspections; Flushing of Mains; Call Before You Dig

Technical Bulletin No. 19

Placement of Grout in Casings; Placement of Locator Balls on Water Facilities; Vault Construction; GPS Data Collection; Use of Native Soil Material for Pipe Backfill; Valve Box Cover Requirements

Technical Bulletin No. 18

Developer Agreement Time Limits; Avoid sexual harassment

Technical Bulletin No. 17

Uniform Design and Construction Standards in Spanish; Inspection process feedback requested; Compact Backflow Assembly–Proposed Detail Drawing

Technical Bulletin No. 16

Turning Water Mains Back on After Shutdown; Use of Native Soil Material for Pipe Backfill; Internet Construction Assistance; District GPS Base Station and Data Available for Public Use

Technical Bulletin No. 15

Technical Bulletin No. 14

Services in Driveways; Water Service During Phased Construction

Technical Bulletin No. 13

Technical Bulletin No. 12

Scheduling Inspection Services; Painting Large Meters and Check Valves; Pressure Losses at Large Services

Technical Bulletin No. 11

Backflow prevention requirements upgraded; Water Service During Phased Construction; 3" to 10" Diameter Backflow Assemblies and Double Detector Checks; Disadvantaged Business Enterprise Encouragement; New Rate for Inspection and Repair Service

Technical Bulletin No. 10

Developer Project Specifications Revised; Standard Plates Revised; Water Service Lateral Damage

Technical Bulletin No. 9

Technical Bulletin No. 8

New Service Requirements; Specifications; New Product Approval; Cadmium-plating Change; Mylars for Water Plans

Technical Bulletin No. 7

Backflow Prevention Assembly Specifications and Approved Products List; Availability of Developer Specifications; Lack of White Markings for Line Locators

Technical Bulletin No. 6

Approved Products and Manufacturers; Precast Vault Specifications; Waterline Sizing and Oversizing Procedures; New and Revised Standard Plates; Drawings requested in Cad format

Technical Bulletin No. 5

Approved Products and Manufacturers; Standard Specifications and Plates; Revised Construction Specifications

Technical Bulletin No. 4

Policy on Deficient Work; Field Adjustments for Fire Hydrants; New Standard Plates; Approved Products and Manufacturers; Water Commitment Regulations

Technical Bulletin No. 3

Backflow Assemblies; Approved Products and Materials; Plans Submittals; Limits to Flushing New Water Lines; Water Service Commitment Regulations

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Technical Bulletin No. 2

Service Rules Reminder; Inspection Requests; New fire service meters approved; Contractor-caused Damage; Specifications for Sleeve-type Couplings

Technical Bulletin No. 1

ACP Collars Unallowed; New Standard Plates; Ductile Iron Pipe Approved; Engineering Department Reorganization