We use cookies to ensure that we give you the best experience on our website. Installing joint utility service trenches when installing electric. Any changes are subject to approval by the company. Utility excavation criteria manual the city of san antonio. Part 1 general provisions standard specifications for. If utilities on this page are not in a joint trench as shown, raise trench depths and comply with minimum depths and clearances referenced in typical trench details 119. The greenbook does not fully meet the needs and desires of the city of pasadena. The following wet facilities arenot permitted in a joint trench. So, the authoritative reference, the green book, is wrong. Per green book unless otherwise approved, all pipeline trenches shall have vertical sides and shall have a minimum width equal to the outside diameter of the pipe plus 12inches and a maximum width equal to the outside diameter of the pipe plus 16inches. Text and email alerts help keep you on track with your electricity use and budget. Where patio type doors or window walls exist, assume that a patio or adeck will be built.
To the 2015 green book section 3 approved material list for public works. Joint trenching with the water pipeline is not permitted. The green book clarifies what processes management considers part of internal. Choose to get your power from clean energy resources and support our environment. Standard specifications for road and bridge construction. In places where physical obstructions or soil condition prevent digging a trench adjacent to various building components, treatment may be made by rodding alone. If gas main is the only object in the trench, the widths below are applicable.
Joint trenching is the practice of burying different utilities together in one trench. Standard specifications for public works construction greenbook, latest. Where possible, a single service trench will be used to serve two adjacent premises. The green book contains federal agency contact information and website addresses where appropriate. Excavation shall be of a size and extent to permit proper installation of conduit and structures, as required. Underground service conductors will normally be run in a joint trench with gas and communications service facilities. Trenching the customer shall adhere to the companys construction plan specifying trench locations, conduit depths and requirements specified in dtr 50.
It is intended to provide guidance only regarding the design and installation of electric services and revenue metering equipment on the georgia power company system. Dig the trench according to the trench drawing and the standards found in joint trench configuration and occupancy guide at. In addition to smuds own requirements, the customer is responsible for. Install and maintain all of the gas piping downstream of. Draft green book the california public utilities commission ca. Trench and pavement restoration policy 04242014 city of lancaster. Other utilities include electric, telephone and catv.
Part 2 construction materials riverside, california. All notes refer to rear lot urd routing guide on page 319. The pipes and cabling for gas, water, electricity and telecommunications can be run through one single trench. Technical specifications supplement to the 2015 green book. Requirements for electric service green book and are in effect for the following national grid companies. Notice to proceeda written notice given by the agency to the contractor fixing the date on which the contract time will start. We also use cookies to assist in our marketing and data analysis. If a joint trench is desired, the width of the trench must be approved by the pgw project engineer.
Jan 29, 2021 the green book is designed to deal primarily with exceptions or issues unique to federal government operations. As far as the trenching, very dependent on what type equipment you have and what the soil type is like those 5 kv primary power lines are something you do not want to cut into. Our staff has a great deal of experience with these types of projects. Applicant to provide all trenching, shading, backfill, and compaction.
The book outlines the general requirements and covenants applicable to all highway construction improvements as well as provisions relating to materials, equipment, and construction requirements for individual items of work as defined in the book on road and bridge construction projects awarded by the department. Trenching a joint trench may include telephone and cable television facilities. The green book defines the standards through components and principles and explains why they are integral to an entitys internal control system. Marlyn williams emeryville, california professional.
Any advice on depths, widths and separations for either trench. We cant wait for you to experience the new features and enhancements of the new my account. Silicon valley power activates 40megawatt solar project enough to power more than 16k average santa clara homes. All dimensions and locations are estimated, approximate and may be superseded by a joint trench or composite drawing.
Gas site preparation checklist for single family residents where the builder, owner, or developer is providing the trench and meter protection from snow applies. The applicant, however, must provide the appropriate pulling tape and follow the procedures in item b, for using the mandrel. Although you may dig a trench yourself, we recommend that you use a licensed contractor. A joint trench also may include telephone and cable television facilities. We can state with confidence that we are true experts in the field, willing and able to accept any of your utility projects and dedicated to providing the highest level of service to exceed your every expectation.
Joint trench configurations and occupancy guide pdf, 5. The following partial factors are defined in the uk national annex uk na. Manage your electricity costs with convenient services like custom due date, a fixed monthly bill and paperless billing. The paving asphalt for this project shall be pg 6410. Granite state electric company massachusetts electric company nantucket electric company the narragansett electric company niagara mohawk power corporation. Jul 21, 2017 joint trenching is the practice of burying different utilities together in one trench. This book represents the present policies and objectives of the georgia power company within the revenue metering area. Gadbury bertram moklebust electronically signed by edward arrington, s. Refer to document 062288 pages 15 and 16 for the minimum trench width requirements for. To complete this backfilling and compacting task you also have to be oq qualified. Standard specifications for public works construction green book, and all amendments thereto, adopted by the joint cooperative committee of southern california chapter, american public works association and southern california district, associated general contractors of california.
The actual trench depth will be greater approximately 30 inches or 42 inches minimum respectively to accommodate the underground facility, bedding, enclosures, riser sweeps, and joint trench installations with other utilities. Whether you need a quick guide to get started or the latest overhead or underground construction standards, youll find what you need below, and all documents are continuously updated to ensure you always have the latest information. To make the green book easier to navigate, download, and print, chapters are available in pdf format only. The foundation is to be treated by the trench andtreat method or a combination of trench andtreat and rodtreatment methods. The transformer pads embedded lifters and openings can be customized to suit your specific project needs. See figure 26 typical joint service trench, on page 210 for joint utility trenches. General sanitary sewer pipe shall be vitrified clay pipe with approved factory manufactured compression joint vcp, polyvinyl chloride pipe pvc or other material approved for the specific application by the city engineer. I need to extend gas, electric, sewer, water, tv and phone lines from a house to a secondary unit at the rear of a property and was wondering whether it would be easier digging one wide trench or 2 narrower trenches.
Gas site preparation checklist for single family residents where the builder, owner, or developer is providing the trench. Public works construction, 2012 edition green book. In sidewalks and driveways, the excavation shall be to the nearest score line or. Gas site preparation checklist for customer provided trench projects. Add the following the contractor shall furnish the engineer, at least two 2 weeks prior to the start of work, with a list of material sources together with certificates of compliance, indicating that materials to be. The terms joint trench and common trench are used to describe any trench that houses both a pgw gas structure and any other utility. Gas service handbook commercialindustrial and multifamily. Weve created a selfservice hub for all the information and resources youll need before, during, and after your electric or gas project. Attached are revisions to the trenching and shoring manual. Pge equipment pads serve as a foundation for equipment and cabinets for the communications and electrical industries. Trench bedding and backfill specifications chapter file name. The trench bottom shall be solid and relatively smooth, or undisturbed earth, well tamped, and free of any debris that may be detrimental to the conduit.
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