utility potholing specification

Vacuum excavating, also known as potholing, is a method of exposing utilities using water and suction. 909-370-6131 . 1926.651 (d) Exposure to vehicular traffic. Contact the Oregon Utility … It is defined in the Common Ground Alliance’s Best Practices as “exposure of a facility [underground utility] by safe excavation practices used to ascertain the precise horizontal and vertical position of underground lines or facilities.”. Rattlesnake Ledge Trail (hiking) remains closed. By using air to to the soft dig, our clients can rest assure that they are minimizing the risk of damage to any existing utilities and road base. Test holes are more than just a mark on the ground. 3.9.1 Utility Locations 3.9.2 Utility Location Verification 3.9.3 Utilities Within and Under Concrete, Bituminous Asphalt, and Other Impervious Surfaces 3.10 ELECTRICAL 3.10.1 Conduct of Electrical Work 3.10.2 Qualifications 3.10.3 Arc Flash 3.10.4 Grounding 3.10.5 Testing-- End of Section Table of Contents --SECTION 01 35 26 Page 4 It is therefore determined that DPW's Public Works Transportation Standards and Details for the Engineering Division (PWES-001.5), Curb & Gutter and Detached Sidewalk (Std. Section 3.35: Recommended intersection lane configurations are specified to help Contact the local utility location service to mark lines and assist with determining utility locations. Of these, X cases were approved and are included in this revision. Prior to the beginning of earthwork operations, or any work which may impact nearby underground utilities, the Contractor shall provide 12-inch diameter potholes for locating fuel It is a process whereby a small, exploratory hole is dug along the proposed path of underground construction to ensure there’s no … Pot Holing. Like most all hydro excavation methods, the process starts with a simple pot hole (8″ to 12″ in diameter). With the mechanical or manual vacuum system hovering the designated surface area, the operator excavates straight down into the ground until the marked, known utility is located. Weld County Public Works . Any damage to utilities shall be repaired by the CONTRACTOR. RICK ANDREWS . We’re located in Orange County and offer subsurface utility engineering services to a wide range of customers throughout Southern California. By digging with water, we can accurately expose underground lines, and utilities without damaging the existing infastructure. Util-Locate is a private professional Company founded in 2001 providing business professionals with a wide range of quality services using state of the art equipment. This less invasive digging technique is used to loosen soils, rather than heavy machinery or hand held tools. Plans Preparation Manual - U.S. 643- 11301. All Contractors shall conform to the Erosion and Sediment Control for Utility Projects in the Right-of-Way guidance document. If your crew is running an 800-gallon vac, you can … It is defined in the Common Ground Alliance’s Best Practices as “exposure of a facility [underground utility] by safe excavation practices used to ascertain the precise horizontal and vertical position of underground lines or facilities.”. Potholing allows for tracking devices to be used during HDD operations to avoid hitting any utility lines in the drill area, through the emission of an electromagnetic field that detects the drill head location.. Fort Lauderdale, Florida 33301 . Prove Main to Utility Provider Safe Work Instruction – ATCO / APA / Perth Airport – at each extremity of the excavation or as per (a) The board shall investigate possible violations of this article. 18-2 METHODS . 970-304-6496 SPECIFICATIONS PACKAGE. Requirements for Specific Types of Encroachments. charges in accordance with MAG Standard Specification 336.2.4 are also collected upon permit issuance. We offer all methods available to determine and locate utilities. Through a variety of methods, a small hole is dug to expose the pipelines to the light of day. This includes contacting utilities that don’t subscribe to 811, looking in the area for signs of utilities (outbuildings, pipeline markers, light poles, utility boxes, meters, etc.) Hydro excavation is a safe, non-destructive, and cost effective method to expose underground utilities. FINDINGS: Keyhole Coring is a Best Practice that can minimize impact of utility cuts on both highway infrastructure and the traveling public. practices (e.g., when potholing, drilling the bore, or using a back reamer). All field verified utilities are documented for type, location, depth, size, quantity, and ground conditions. An encroachment is a temporary use of State right-of-way for purposes other than transportation. Potholing single 12-inch hole to the depth of 6 feet from the finish grade to top of utility pipe in public right-of-way in non-pavement section. 3. 8. Our vacuum excavation method minimizes the risk of utility damage. PROJECT NO . Utility Potholing is a newer technology which uses a high power vacuum suction system to excavate soils or other materials during site investigation, Utility verification, remediation programs, construction projects or other civil engineering work. This less invasive technique is used to loosen soils, rather than heavy machinery or hand held tools. The standard is the most widely used standard for organizing specifications and other written information for commercial and institutional building projects in the U.S. and Canada. 1. standard. The work includes, but not limited to installation of approximately 500 point excavations (potholes) using vacuum excavating methods to expose underground utilities, and utility designation services. Call (206) 684-3000 for customer service. A stairway, ladder, ramp or other safe means of egress shall be located in trench excavations that are 4 feet (1.22 m) or more in depth so as to require no more than 25 feet (7.62 m) of lateral travel for employees. utility scanning consist of a 400 MHz and 200MHz antennas. It is the responsibility of the excavator to verify that locates have been completed and are correct. This update was in response to suggestions from the (c) What constitutes reasonable care, as required by paragraph (1) of subdivision (a) of Section 4216.4, in grading activities on road shoulders and dirt roads which may include standards for potholing. Now, all you need to do is multiply that total by the number of holes you need to excavate. This process is known as “Daylighting.” This usually means exposing a larger section of an underground utility for whatever needs fixing. revision. Quality workmanship & … (1) There is no liability on the part of, and no cause of action of any nature shall arise against, the board members of the corporation in their capacity as administrators of the system. President and CEO of Lyles Utility Construction, Tami . The following Chapters / Sections are included in the 2020 update. The FHWA New Approaches to Utility Cut Pavement Repair FINDINGS: Keyhole Coring is a Best Practice . FY19 Utility Locating & Potholing by Vacuum Extraction Project Project Specifications and Contract Documents DESCRIPTION: The City of Prescott has numerous requests for locating andpotholing existing utilities, generally during the design of new Public Works projects but also for maintenance, operations or …