STANDARDDRAWINGS - Standard Specificationsfor Design & Construction 2014 Edition - CENTRAL CONTRA COSTA SANITARY DISTRICT - Standard Main Manhole

Oct 24, 2026

2014 Edition standard drawings and specifications for design and construction for the Central Contra Costa Sanitary District. Includes a table of contents listing DWG sheets for core and special manhole types, trench and bedding structural details, separation criteria between water mains and gravity sanitary sewers, pipe joint and utility trench separation requirements, and provisions for future connections and protection devices. Also provides detailed installation and concrete/manhole configuration notes for standard main manhole components and related structures.

LanguageEnglish

CategoryResearch & Report

FormatPDF

Pages56

Reading Time2 h 21 min

AccessFree to download

STANDARD DRAWINGS

STANDARD DRAWINGS-TABLE OF CONTENTS

DRAWINGS-TABLE OF CONTENTS (Cont'd)

# STANDARDDRAWINGS Standard Specificationsfor Design &Construction2014 Edition ## CENTRAL CONTRA COSTA SANITARY DISTRICT STANDARD DRAWINGS-TABLE OF CONTENTS Standard Main Manhole…………………………………………………………………………………………………………………DWG-1 Standard Trunk Manhole……………………………………………………………………………………………………………………DWG-2 Special Trunk Manhole Over Existing Trunk……………………………………………………………………………DWG-3 Shallow Manholes(Special Approval Required)……………………………………………………………………DWG-4 Shallow Manhole (6&8 inch pipe only)………………………………………………………………………………………DWG-5 Allowable Drop in Manhole………………………………………………………………………………………………………………DWG-6 Main Manhole- Special Base Detail………………………………………………………………………………………DWG-7 Standard Manhole Frame & Cover……………………………………………………………………………………………DWG-8 Bolt-Down Manhole Frame & Cover…………………………………………………………………………………… Rodding Inlet……………………………………………………………………………………………………………………DWG-10 Rodding Inlet Frame& Cover…………………………………………………………………………………………………………DWG-11 Manhole Adjustment to Finish Grade…………………………………………………………………………………………DWG-12 Manhole Protection Wall & Top Block…………………………………………………………………………………………DWG-13 Trench Structural Detail 1…………………………………………………………………………………………………………………DWG-14 (Trench section in existing paved streets & parking areas) Trench Structural Detail 2…………………………………………………………………………………………………………………DWG-15 (Trench section in unpaved areas) Standard Trunk Sewer Trench Details………………………………………………………………………………………DWG-16 Shared Trench Detail……………………………………………………………………………………………………………………DWG-17 Joint Utility Trench Separation Detail…………………………………………………………………………………………DWG-18 Standard Bedding and Cover Requirements for Gravity Sewer Installations…………DWG-19 Criteria for the Separation of Water Main and Gravity Sanitary Sewers……………………DWG-20 Pipe Joint Requirements Where Pipe is Laid through Manholes………………………………………DWG-21 Future Connection at Manhole…………………………………………………………………………………………………………DWG-22 Overflow Protection Devices………………………………………………………………………………………………… …DWG-23 Clean Check Protection Device………………………………………………………………………………………………………………………………………DVWG-23B Side Sewer Layout………………………………………………………………………………………………………………………………DWG-24 Lateral Layou……………………………………………………………………………………………………………………………………………DWG-25 Tap and Wye Connection to Sewer Main…………………………………………………………………………DWG-25B Cleanout Risers…………………………………………………………………………………………………………………………………DWG-26 Side Sewer Repairs…………………………………………………………………………………………………………………DWG-27 Air Test Chart……………………………………………………………………………………………………………………………DWG-28 Debris Trap…………………………………………………………………………………………………………………………………………DWG-29 Junction Support……………………………………………………………………………………………………………………………………DWG-30 Guard Fence for Creek Crossing…………………………………………………………………………………………………DWG-31 Temporary Access Structure…………………………………………………………………………………………………………… Trench Dams……………………………………………………………………………………………………………………………………DWG-33 Temporary Manhole Cover………………………………………………………………………………………………………………DWG-34 AIl-Weather Access Road Turnarounds……………………………………………………………………………DWG-35 RV/Trailer Holding Tank Disposal Facility…………………………………………………………………………DWG-36 Grease Interceptor………………………………………………………………………………………………………………………………DWG-37 Sand-Oil Interceptor……………………………………………………………………………………………………………………………DWG-38 Concrete Traffic Slabs for Grease Interceptors or Sand-Oil Interceptors………………DWG-39Precast Sampling Structures…………………………………………………………………………………………DWG-40 Trash Enclosure Detail………………………………………………………………………………………………………………………………………………DWG-41 ## DRAWINGS-TABLE OF CONTENTS(Cont'd) Main Sewer Connection to Trunk Sewers…………………………………………………………………………………DWG-42 Pipe Anchor Detail…………………………………………………………………………………………………………………………DWG-43 Individual Lot Pumping System(CCCSD Review and Approval Required)………………DWG-44 Layout of Curved Alignment……………………………………………………………………………………………………………DWG-45 Concrete Pier Support (Special Approval Required)…………………………………………………………DWG-46 Pipe Saddle……………………………………………………………………………………………………………………

FAQs

What document series and edition are covered in the drawings and specifications?

The document is titled STANDARDDRAWINGS and specifies a “Standard Specificationsfor Design & Construction 2014 Edition.” It is for the Central Contra Costa Sanitary District.

What types of sewer/manhole drawings are listed in the table of contents?

The contents include standard and special manhole drawings (e.g., standard main manhole, trunk manhole, shallow manholes), allowable drop details, frame and cover details, and related inlet, adjustment, and protection wall/top block drawings.

Which topics beyond manholes are included in the standard drawings?

The drawings cover trench structural details, trench bedding and cover requirements for gravity sewer installations, separation criteria between water mains and gravity sanitary sewers, pipe joint and connection requirements, and overflow/protection devices as well as side sewer and test charts.

Oct 24, 2026

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