The following shall serve as the minimum requirements for contractors performing work in relation to the Authority s potable water and sanitary sewer system(s), appurtenances and service connections. + (12 in. Another option with the flared bell is the Modified Tongue & Groove, or Baby Bell which is a cross between a straight walled T&G and a Standard Bell it does not stick out from the barrel as far as a flared bell. = 108 in. 12) Backfill is usually placed loosely and heaped above the finished level. 6) The tolerance on the optimum moisture content at which aggregate must be compacted is 2 percentage points. 1 (do not test 1st lift) = 2) = 14 tests required per 300 (Answer) Pipe Testing Frequency Example 2: Pipe Diameter = 36 in. Pipe should be stored in an out of the way location where it will not be damaged. 1 4 INSTALLATION OF PIPE AND TESTING OF PIPE BACKFILL LEARNING OUTCOMES Understand basic pipe and soil concepts and how they relate to preconstruction issues Understand fundamental trench concepts and pipe installation procedures Understand inspection requirements and backfill testing frequencies and procedures Understand the basic principles of pavement drain construction INTRODUCTION A well installed pipe should stay in service 50 to 100 years with little or no repair. What is the behavior of a material where the material deforms under load and does not return to its original shape called? Sign, fax and printable from PC, iPad, tablet or mobile with pdfFiller Instantly. Washington, View Details - Municipal Corporation, Bathinda. % That list has been provided below: To learn about CHANGES up to 2018, please review the following: If youhave more in-depth questions, contact the Materials Certification Schools team: Email:MaterialsCertification@vdot.virginia.gov, Phone: J. R. Noble 804-731-9457 or Scott Manning 804-229-5118. Table of Contents I. Iowa DOT Information a. Participated in traffic . If the soils is 100 percent saturated and the voids are full of water and has a high MC. STEPS TO CONSTRUCTING A MOISTURE-RESISTANT FOUNDATION SOURCES OF MOISTURE IN NEW CONSTRUCTION. x]mo8^AXIQ/Ivzvw8NjL{bs(JIeYy!E'b~t_,NO?Ob]/yI(24z\|D/__8yC2|A5ID Q^G{q}I4w4/.jYYL%o#'? This course is based on ASTM D6938-17a1 Standard Test Method for In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth). Testing is no longer mandatory on the last day of class. It is designed to prove an individuals' understanding of nuclear density testing, one-point proctor and "Speedy" moisture tests. When performing a manual visual inspection: There must be adequate crawl/walking space and VDOT Safety Policy and Procedure #8 Confined Space Entry Policy and Procedure must be followed. For larger diameter pipe, >30 inches, embedment materials should be worked under the haunches by hand. 17) Once the system has been installed, it is critical that inspection is performed to ensure that there are no areas that are crushed, clogged or otherwise non functioning. June 13th, 2018 - AASHTO AASHTO The AASHTO classification Classification of soils and soil aggregate mixtures for AASHTO system Or use comparable reference Guide Sheet 1 see Shop drawings, 6.01 SCOPE The work covered by this section of the specifications consists of the furnishing of all plant, labor, materials, equipment and supervision and performing all operations involved in the construction, SECTION 02720 SANITARY SEWER AND STORM DRAIN SYSTEMS PART 1 GENERAL 1.01 SECTION INCLUDES A. What are those two functions? Compaction testing on No. <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/Annots[ 11 0 R 12 0 R 21 0 R 25 0 R 31 0 R 32 0 R 33 0 R 34 0 R 47 0 R 48 0 R 49 0 R 50 0 R 51 0 R 52 0 R 53 0 R 54 0 R 55 0 R 56 0 R 57 0 R 60 0 R 61 0 R 62 0 R 63 0 R 64 0 R 65 0 R 66 0 R 67 0 R] /MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> The initial backfill of select Type I backfill protects the pipe during installation from impact damage and extends to the springline of the pipe. x; =@~fKJU >e A .E,fjd=| ^'(rN_92>#e' ?Ab t40 [$b3F l`fz>q!`\U1Dsb@2l P9 % 4) Provide a minimum 0.5 to 1% longitudinal slope to enhance positive drainage. <> 11) Backfill depth is at least equal to the diameter of the pipe. The UD 4 is used with new construction, while the UD 7 is used for retrofitting existing pavements. The requirements for pipe material and installation in sewer and drainage collection systems. If you are currently participating in VDOT's Materials Certification Schools, you can access your Materials CertificationReports via the VDOT University Virtual Campus: VDOT University Virtual Campus Users connect at: https://VirtualCampus.VDOT.Virginia.gov . The following is a list of SPECIFICATIONS, which may be related to this section: A perforated conduit such as pipe, tubing or tile installed beneath the ground to intercept and convey ground water. A. Materials. 57 stone MUST be capped with a minimum of 4 crusher run prior to placement of pipe or box culvert. Exams are offered at various locations in Virginia. When backfill material is above the spring line of the pipe, start at the trench wall and work towards the pipe. 6.2 PIPE PVC gravity sewer pipe and fittings, SECTION 02400 - STORM DRAIN SYSTEM CONTENTS: Part 1 - General 1 1.01 Work Included 1 1.02 Related Requirements 1 1.03 Reference Standards 1 1.04 Quality Assurance 1 1.05 Measurement And. 6) Where can the typical underdrain drawings be found? Backfill and compaction shall be advanced simultaneously on both sides of the pipe. Repair of service laterals located, Storm Sewer Trenchless Upgrade Alternatives and Recommendations Background Approximately 1,930 feet of the 40-inch and 42-inch CMP storm sewer pipe from manhole M22 to manhole M12 will be evaluated for, SECTION 32 14 13.19 PERMEABLE INTERLOCKING CONCRETE PAVEMENT (1995 MasterFormat Section 02795) Note: This guide specification for U.S. applications describes construction of permeable interlocking concrete, REINFORCED CONCRETE PIPE PRE INSTALLATION INSPECTION & REPAIR MANUAL Kentucky Transportation Cabinet Kentucky Department of Highways Division of Materials 1227 Wilkinson Boulevard Frankfort, KY 40601 (502), Design Guide Basis of Design This section applies to the design and installation of earthwork and backfill. SECTION 7- STORM SEWER 7.1. Bell and Spigot: A pipe with a flared bell has the outside diameter of the bell larger than the outside diameter of the pipe. Submit, SECTION 31 20 00 PART 1 - GENERAL 1.01 DESCRIPTION A. . Provide concrete sewer pipe less than 12 inches in diameter, and in other sizes, Note: The text must be edited to suit specific project requirements. Locally Administered Projects Manual Updates and Materials Quality Assurance Plan Requirements May 11, 2015. Larry Ritchie, SECTION 6000 - EXCAVATION, TRENCHING AND BACKFILLING (Pipeline Construction), Table 4.9 Storm Drain Inlet Protetion Applicable for, INSTALLATION GUIDE. These heavy loads can cause considerable damage in flexible pipes and can cause D load cracking in rigid pipes. True. AASHTO T99 The Moisture-Density Relations of Soils using a 5.5-pound Rammer and a 12-inch drop. Portion of Section 2102 . suzanna_gevorgyan. hYoF#4rPzL@]Gb)3d@pa@sc/IK^0@Qq. Identify typical construction, 02530-1 of 5 SECTION 02530 STORM DRAINAGE STRUCTURES 02530.01 GENERAL A. ACI Concrete. PIPE INSPECTION AND REPAIR Larry Ritchie February 23, 2010 PIPE INSPECTION AND REPAIR The Florida Department of Transportation builds and maintains hundreds of miles of underground infrastructure as part, SECTION 6000 - EXCAVATION, TRENCHING AND BACKFILLING (Pipeline Construction) 6001 SCOPE. 57 stone be used? VDOT Soils and Aggregate Compaction 2016v1.0 Appendix B | 2 Concrete Field 1. After pipe installation and prior to backfilling, plugs shall be installed from the exterior of the pipe or box culvert and snugly seated. If the mandrel test is to be performed to mechanically measure deformations/deflections of the pipe/culvert, the mandrel used shall be a nine (or greater odd number) arm mandrel, and shall be sized and inspected by the Engineer prior to testing. We developed this course with the input of 30-year inspection managers, engineers, and other industry experts. 0 55 terms. Furnish and install culvert pipe, entrance pipe, and storm sewer pipe. Your one-stop source for VDOT maps, data and project info. 402.02. CITY AND COUNTY OF DENVER ENGINEERING DIVISION Wastewater Capital Projects Management Standard Construction Specification 10.1 Precast Concrete Pipe 10.1.1 General This section covers material requirements, DIVISION 4300 STORM DRAINAGE SECTION 4305 STORM SEWER PART 1 - GENERAL 1.01 SCOPE This section covers the construction of storm sewers for the collection and transport of stormwater runoff. The above components are designed to perform three functions to aid in draining water from the pavement; these are: Intercept Collect Discharge Following is a general guide on the installation of underdrain/edge drain systems: 1) Excavate trench making sure the side walls are stable 2) Remove any sloughed materials from the trench 3) The dug out material is picked up with conveyor belt and loaded in trucks or piled on one side then picked up by a front end loader. suzanna_gevorgyan. True or false: Open graded aggregates are used in pavement to give the structure more strength. Links may open in a new window. Deficiencies found may include: but are not limited to, the following: Crushed, collapsed or deformed pipe or joints Alignment defects Improper Joints (allow infiltration of soil) Misaligned joints (allow debris accumulation) Pipe Penetrations (guardrails, utilities, etc.) In a flexible pipe this zone must protect the pipe from distortions due to loading extend to 12 above pipe. 308 0 obj <>stream stream In construction, this is a significant part of the building process. SECTION 9.02 BUILDING SUBSURFACE DRAINS (PERIMETER, ETC. Provisions. Do not compact directly on pipe as it may damage the pipe. MANHOLES 7-4 7.5. Description Storm drainage structure construction shall include, but not necessarily be limited to, furnishing and installing or, Installation PowerPoint for Grasscrete Formers 1 This document describes the two single-use tools utilized to create the Grasscrete product. Materials Notebook Resource Document (pdf 2 MB) March 16, 2015. And the pipe must provide structure, because if the ground above the pipe collapses then the pipe can no longer perform as a conduit. Try Now! 1. ]1YW'; q=A D0Yf BD0A8 Dh s @!2au28!w)#Nb=` L *w @y7![RYT6 Ke`riO05 ~z Grades and certifications are issued within 15-30 business days after the testing date. If the inspection is conducted by video: The video camera must have fully articulated lenses (360 degree inspection). small voids and is compact. <> All materials and workmanship, TABLE OF CONTENTS NO. American Water Works Association Proper installation is essential to pavement performance as it increases bearing capacity, increases service life and lowers maintenance costs. Upstream or down stream? 71 terms. Figure 4.1: Precast Concrete Pipe 2016v1.0 Chapter 4 1, 2 BASIC PIPE AND SOIL CONCEPTS The type of pipe selected for a particular application depends on many factors. The Soils and Aggregate Inspector Certification Course is designed for those individuals responsible for the sampling and testing of soils and aggregates used in base, subbase and roadway embankment construction. americanwick.com 800.242.WICK (9425). (Provide three) a) b) c) 2) Explain when a rock correction is utilized and what happens to the laboratory maximum dry density and optimum moisture values after a rock . Trench excavation, backfill, and compaction; Section 02250. TThe Construction Materials Testing Soils exam is delivered on a computer at Pearson Vue Testing Centers. 282 0 obj <> endobj In the top 5 feet; perform one test every other lift around the perimeter and continue to the top of the structure. 309 0 obj <>/Filter/FlateDecode/ID[<8C7926BE3CE0893EFFE3D4D04181CA9C><5F163F4C9BEAEE4B999AF08BC3EDB7FD>]/Index[296 27]/Info 295 0 R/Length 74/Prev 443524/Root 297 0 R/Size 323/Type/XRef/W[1 2 1]>>stream The trench s dimensions and location are typically 1 foot wide and 2 to 4 inches below the subgrade and adjacent to the pavement edge. Minimum/Maximum Cover All Culverts 24 minimum cover Absolute minimum fill height (12 ) Except for entrances (9 minimum) All pipe should have three feet of cover on it before construction traffic is allowed across it. (Zero Air Voids = ZAV). Do not compact. Description Removal or abandonment of existing utilities and underground structures shall include, but not necessarily, 155 E. Front Street (rear) Lititz, PA 17543 Phone (717) 625-1930 Fax (717) 625-1931 Bethel Township Municipal Authority (BTMA) RESIDENTIAL SEWER CONNECTION MANUAL CONSTRUCTION SPECIFICATIONS AND DETAILS, SECTION 9 SEWER/DRAINAGE LINES 9.1 GENERAL This section covers the requirements for piping materials and installation in the Cedar Hills City sewer and drainage collection system. Rock more than 2 inches in its greatest dimension shall not be placed within 12 inches of pipe. SECTION 701 CULVERT PIPE, ENTRANCE PIPE, STORM SEWER PIPE, AND EQUIVALENTS 701.01 DESCRIPTION. Topics include permits and fees, trench widths, pipe laying, bedding, initial, SECTION 08000 STORM DRAINAGE 08010 DESIGN A. From this we can highlight the following requirements: Visual/ Video Inspection is required on: All Storm Sewer Pipes (100%) Selected Number of Pipe Culverts (>10%) 2016v1.0 Chapter 4 15, 16 Must be done with VDOT Rep Present Conducted no sooner than 30 days after completion of Installation and placement of final cover (except pavement). Natural ground slope, PIPE INSPECTION AND REPAIR. - 2000, If you believe that this page should be taken down, please follow our DMCA take down process, Something went wrong! 2016v1.0 Chapter 4 4, 5 PRE CONSTRUCTION ISSUES Prior to construction the pipe delivered to the project should be inspected and verified to be the pipe specified for the project. Place sample in container and weigh. Description This section includes materials, testing, and installation of precast concrete, SIENA STONE GRAVITY RETAINING WALL INSTALLATION SPECIFICATIONS Prepared by Risi Stone Systems Used by permission. Verifying that the correct pipe has been delivered for the applications on your project. 794 (d), please call 800-367-7623. ITEM NO. In addition, two app roaches, soil compaction, and optimal workability are Trenching, Backfilling and Compacting: 02223, DRAINAGE MATS For Vertical: Flow 15-P For Horizontal: Flow 18-H, City of West Linn Public Works Standard Construction Specifications. Materials Overview for Business Transformation Office. 2016v1.0 Chapter 4 11, 12 Types of Joints for Concrete Pipe Tongue & Groove: A bell & spigot type joint with straight walls (flush bell). The camera must have the means to measure deformation/deflection of the pipe. The behavior of a material where the material deforms under load and does not go back to its original shape is called plasticity. 295 0 obj <>/Filter/FlateDecode/ID[<8B56AE6A42E26944BC3979D310C9B904>]/Index[282 27]/Info 281 0 R/Length 72/Prev 509365/Root 283 0 R/Size 309/Type/XRef/W[1 2 1]>>stream Proper haunching provides support to ensure the pipe s strength is achieved. The Contractor shall report findings of foundation exploration to the Engineer for approval prior to placing pipe. eG%\!9]y7WS{t m+zVjO!s[tG{y Q3@CJY1 9&. AASHTO T180 The Moisture Density Relations of Soils using a 10-pound Rammer and an 18-inch drop. SECTION 15076 CEMENT-MORTAR LINED AND COATED (CML&C) STEEL PIPE PART 1 GENERAL 1.01 DESCRIPTION This section designates the requirements for steel pipe fabrication, test in shop, installation of steel, SECTION LS 2530 SANITARY SEWERS PART 1 GENERAL 1.1 SUBMITTALS A. What term refers to the texture and firmness of a soil? The goal shall be to collect, C PROJECT ESTIMATE ASSUMPTIONS AND EXCLUSIONS In support of the alternatives development process, preliminary cost estimates were prepared for each of the three Candidate Build Alternatives. Unsuitable or unstable foundations may be undercut and replaced with a suitable bedding material, placed in 6 lifts. The cost estimates, SPECIFICATIONS FOR SEWER PIPE AND LINING INSERTION - TRENCHLESS; GENERAL GUIDELINES (As Provided by NASSCO) 1 Intent: The intent of trenchless sewer pipe Insertion is to rehabilitate the existing sewer. List benefits of drainage 2. bKjL,gBZqa>,\w Students must bring valid ID & attend class in order to test. SECTION 014500 QUALITY CONTROL PART 1 GENERAL 1.01 RELATED REQUIREMENTS A. ALL students must have a valid account on VDOT University. 14) Fold the drainage fabric to provide 100% overlap at the top of the trench. SECTION 02612 NONREINFORCED CONCRETE SEWER PIPE, Division 2 Section 32 14 13.19 Section 02795. SECTION 02150 REMOVAL OR ABANDONMENT OF EXISTING UTILITIES AND UNDERGROUND STRUCTURES. Cracks shall be digitally scanned to allow for accurate measurement. 2016v1.0 Chapter 4 7, 10 General procedures for pipe installation: 1) Locate utilities 2) Excavate trench 3) Explore foundation INSTALLATION PROCEDURES 4) Place structural bedding material to grade. 13) Use vibratory plate with a welded foot to compact the aggregate backfill. These guidelines are applicable to the locating, marking, SECTION 5 - STORM DRAINAGE 5.01 Design Storm drainage facilities shall be designed in accordance with the goals and guidelines set forth in the Unified Development Ordinance. Once a soil or aggregate mixture has been placed in a layer on the embankment, the contractor can use various types of compaction equipment to densify the soil to the desired level of compaction. 6) Line the trench with the non woven drainage fabric. Description. Soils and Aggregate Compaction Technician MARTCP. If the inspection is conducted manually, the person performing the inspection may use a standard video camera or a digital camera to document any observed deficiencies. SOILS COMPACTION AND TESTING 2015 Technical Training & Certification Program . All rights reserved. Similarly, VDOT will recognize NICET Construction Materials Testing Level II Certification in Concrete. 57 stone can be used as a backfill in the sub foundation. Conform to requirements of Section 01 33 00 Submittals. When standing water is in pipe foundation area, No. Trenching should be completed in existing soils with sidewalls reasonably vertical to the top of the pipe. For positive projection embankment installations, the embankment material should be placed and compacted to a minimum of one foot above the pipe and the trench excavated into the embankment. If you have questions, please provide us with the course title and number when e-mailing or calling. xZKs2>Ip P7[Sq9FoLLmJgl~K"5JtB2+!765nt-8\Gf._o{}E The mandrel shall be pulled through the pipe or culvert by hand with a rope or cable. The components of an underdrain system are: 1) Trench 2) Non woven geotextile drainage fabric 3) Perforated longitudinal pipe (min. For registration assistance, questions or concerns, please contact: The MCS courses are currentlybeing delivered through a partnership between VDOT, the Virginia Education Center for Asphalt Technology (VECAT) with Germanna Community College (GCC)and the Community College Workforce Alliance (CCWA). This site uses cookies to enhance site navigation and personalize your experience. Debris in the pipe Coatings free of cracks, scratches and peeling Cracks (longitudinal and circumferential) Spalls and Slabbing For metal and plastic pipe localized buckling, bulging, cracking at bolt holes, flattening, or racking, etc. Senior Transportation Construction Inspector to join us in VDOT's Northern Virginia to inspect all phases of construction on highway construction and maintenance projects.To oversee, monitors . Other methods of stabilization, such as geo fabrics may be appropriate based on the engineer s judgment. Please click on the course title to see the full course description. What term describes the distribution of various particle sizes with the material? endobj VDOT : Central Mix Aggregate Plant with Proficiency - FULL PRICE NON VIRGINIA RESIDENTS, CCWA - Workforce Development and Conference Center, VDOT SELF-STUDY: Central Mix Aggregate Plant with Proficiency, VDOT SELF-STUDY: Soils and Aggregate Compaction, VDOT: Central Mix Aggregate Plant with Proficiency, VDOT: Documentation and Recordkeeping for Inspectors. OPEN CHANNELS 6 Index inlet protection excavated drop inlet protection (Temporary) 6.50.1 HARDWARE CLOTH AND GRAVEL INLET PROTECTION Block and gravel inlet Protection (Temporary) sod drop inlet protection ROCK DOUGHNUT, SECTION 32: SANITARY SEWER INSTALLATION 32-01 SCOPE. For flexible pipe this begins 12 over top of pipe for smaller pipe and 18 for pipe 54 and larger. Description. Weigh clean dry container and record weight. Grade Adjustment of Existing Miscellaneous Structures 600-8 3. Figure 4.3: Minimum Cover to Allow Construction Traffic over Pipe 2016v1.0 Chapter 4 3, 4 The following tables give VDOT specifications for maximum height of cover for some types of pipe. You do not have to place pipe bedding material down first when installing a UD 4. What is the moisture content at which soil can be compacted to its maximum dry density with the least amount of comparative effort called? The most common underdrains are known as UD 4 and UD 7. Links may open in a new window. Computation of U.S. Post installation inspections shall be conducted no sooner than 30 days after completion of installation and placement of final cover (except for pavement structure). volume of concrete occupied by the drain pipe in a cast-in-place structure or structure extension. Request PDF | Advanced fatigue and rutting characterisation of Polish asphalt mixtures based on the VECD model and viscoplastic shift model | The advanced asphalt mixture performance-related . In addition to, 7.0 7.1 GENERAL For the purpose of this manual, culverts are defined as structures that are completely surrounded by soil and located below the surface of the roadway parallel to the general direction, QUALITY, PERFORMANCE AND ECONOMY COMBINED LANE S HDPE DRAINAGE PIPE Scan for more information on Lane s HDPE product line. GRIT Manual. Drainage Manual. endobj False. Use units conforming to the dimensions, SECTION 33 05 16.13 PRECAST CONCRETE PART 1 - GENERAL 1.01 SECTION INCLUDES A. This section includes construction of reinforced concrete pipe for storm drainage, culverts, and sanitary sewer, including, BMP: SUBSURFACE DRAIN Definition A perforated conduit such as pipe, tubing or tile installed beneath the ground to intercept and convey ground water. 57 stone is not required; seat stone in trench. Test pattern is to begin after the first 4 lift above bedding and continue to 1 foot above top of the pipe. pipe stiffness 65 psi) 6) An end wall for the protection of the outlet pipe. Traffic information for existing VDOT maintained roadways can be obtained at the following internet We encourage you to plan accordingly and register soon, to allow ample time for your staff to meet all the requirements needed for recertification. When planning a pipeline installation, there are 2 key functions that we must design the pipeline to provide. 155 0 obj <>stream 8 in. This program will encompass nuclear density testing, one-point proctor and "Speedy" moisture, construction and testing of embankments and subgrade, pipe installation, roller patterns and reports. Soiltight joints provide protection against infiltration of backfill material containing high percentage of coarse grain soils, and are influenced by the size of the opening (maximum dimension normal to the direction that the soil may infiltrate) and the length of the channel (length of the path along which the soil may infiltrate). Having one of these functions without the other is worthless. Soils & Aggregate CCWA $ 350.00 $ 250.00 Handson proficiency will be scheduled upon . SECTION 15076 CEMENT-MORTAR LINED AND COATED STEEL PIPE. The contractor shall be responsible for repairing any damages, Specifications for Residential Property Owners Connection to New Public Sewer Spalding Tract property owners are required to connect to the community sewer system when construction is complete and the, SECTION INCLUDES Domestic Water Fire Water Service Water Well Sanitary Sewer Storm Drains Foundation Drainage RELATED SECTIONS 03 30 00 Concrete 21 00 00 Fire Suppression - Sprinklers 22 00 00 Plumbing, SECTION 200: STORM SEWER CONSTRUCTION STANDARDS Page No. 2. stream 1.01 Testing - General, June 2007 CHAPTER 7 - CULVERTS 7.0 CHAPTER 7 - CULVERTS 7.1 GENERAL, HDPE PRODUCTS QUALITY, PERFORMANCE AND ECONOMY COMBINED, Chapter 3 CULVERTS.