The diameter of the mandrel at any point shall not be less than the allowable percent deflection of the certified actual mean diameter of the pipe or culvert being tested. This prevents disruption of the backfill envelope when removing the shoring or trench box. waste aggregate )-4CWP( 4% ceramic waste pow der) represents a 10% aggregate substitution with ceramic waste. Refer to VDOT Road and Bridge Specifications, Section Procedures (d) Post Installation Inspection for detail requirements and remediation procedures. CULVERTS AND BRIDGES 7-5 7.7. 2016v1.0 Chapter 4 14, 15 POST INSTALLATION INSPECTION The following is an excerpt from Virginia Test Method 123 Post Installation Inspection of Buried Storm Drain Pipe and Pipe Culverts covering the scope of post installation pipe inspection. The foundation is to be explored below the bottom of the excavation to determine the type and condition of the foundation. When backfill material is above the spring line of the pipe, start at the trench wall and work towards the pipe. stiffness 35 psi) is the collecting conduit 4) Aggregate backfill (#8 or #57) 5) Non perforated smooth wall outlet pipe (min. Currently VDOT certified or Mid Atlantic Regional Technician Program (MARTCP) in the following disciplines: - Expected VDOT Certifications Soil and Aggregate Field Compaction Asphalt Field Hydraulic Cement Concrete Field Pavement Marking Flagger Certification Certification & Issuing Agency Soil and Aggregate Compaction - VDOT or NICET LEVEL II* Use units conforming to the dimensions, SECTION 33 05 16.13 PRECAST CONCRETE PART 1 - GENERAL 1.01 SECTION INCLUDES A. Lime is used with soil to add strength to the mixture, to raise the pH of the mixture, to assist in drying out soils, and to reduce soil plasticity. Dense graded means that the particles in the mixture are sized do that they fill most of the voids; there is very little space between the soil or stone particles. Other methods of stabilization, such as geo fabrics may be appropriate based on the engineer s judgment. Contractor shall be responsible for all utility fees. Students must bring valid ID & attend class in order to test. 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. All materials, Ohio Department of Transportation Division of Production Management Office of Geotechnical Engineering Geotechnical Bulletin GB 1 PLAN SUBGRADES Geotechnical Bulletin GB1 was jointly developed by the Offices, CHAPTER 6 - SANITARY SEWER 6.1 GENERAL This section covers the requirements for PVC plastic sewer pipe materials and installation in sanitary sewer construction. Municode Library Section Procedures) When lift holes are provided in concrete pipe or precast box culverts, the Contractor shall install a lift hole plug furnished by the manufacturer. SOILS AND AGGREGATE COMPACTION FIELD CERTIFICATION STUDY GUIDE 2016 Prepared By: The Virginia Department of Transportation (VDOT), Materials Division Note: The information included in this manual is generally compatible with current VDOT Road and Bridge Specifications; however, it should not be considered or used as a primary reference for VDOT Trench excavation, backfill, and compaction; Section 02250. How far should the hammer fall?, What are the moisture and density content corresponding to the peak of the curve . Repair of sanitary sewer lines by replacing short lengths of failed pipe with new pipe. + (12 in. 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. 7 0 obj VDOT Soils and Aggregate Compaction 2016v1.0 Appendix D | 1 STORM DRAIN DESIGN AND CONSTRUCTION STANDARDS & SPECIFICATIONS 400 SERIES. (PDF) Soil Compaction Handbook | Student life - Academia.edu Effect of Rock-Sized Aggregates on Soil Compaction Results 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. lift) = 13 tests required (minimum) (Answer) Backfill around Manholes (minimum) One test every fourth compacted lift around the perimeter; beginning after the first 4 inch compacted lift above the bedding and continue to 5 feet below the top of the structure. X, `| This item shall consist of the construction of both sanitary and storm sewer precast concrete manholes in accordance with, Specification Guidelines: Allan Block Modular Retaining Wall Systems The following specifications provide Allan Block Corporation's typical requirements and recommendations. For information on the VECAT program, contact Caroline Fahed, 804-288-3169. Leak Resistant: A joint which limits water leakage at a maximum rate of 200 gallons/inch diameter/mile/day for the pipeline system for the project specified head or pressure. x]mo8^AXIQ/Ivzvw8NjL{bs(JIeYy!E'b~t_,NO?Ob]/yI(24z\|D/__8yC2|A5ID Q^G{q}I4w4/.jYYL%o#'? 3. <> Post installation inspections shall be conducted no sooner than 30 days after completion of installation and placement of final cover (except for pavement structure). % What term refers to the texture and firmness of a soil? It is not appropriate to leave a bench of native soil alongside the pipe during construction. 5.01 Design, PROJECT COST ESTIMATE ASSUMPTIONS AND EXCLUSIONS, SPECIFICATIONS FOR SEWER PIPE AND LINING INSERTION - TRENCHLESS; GENERAL GUIDELINES (As Provided by NASSCO), TECHNICAL NOTE Culvert Sliplining and Lining of Casings with HPPipe. Proper installation is essential to pavement performance as it increases bearing capacity, increases service life and lowers maintenance costs. Applications for a zoning district map amendment (rezoning), conditional rezoning, planned development, or conditional use permit shall include a VDOT traffic impact statement (VTIS), and applications for a site plan or preliminary plat shall include a traffic impact statement (TIS), where the proposed development is reasonably anticipated to . STORM SEWERS 402.01. PDF Appendix E - Proficiency Checklists (REVISED) - Virginia Department of Weigh clean dry container and record weight. To prevent sloping soils from becoming. After pipe installation and prior to backfilling, plugs shall be installed from the exterior of the pipe or box culvert and snugly seated. Drainage Manual. A REVIEW OF THE USE OF RECLAIMED ASPHALT - Read online for free. Inspect how the pipe is being stored on site to ensure no damage is being done to the pipe prior to installation. Drawings and General Provisions of Contract, including General and Special Conditions and other Division 1 Specification Sections, CHAPTER 9 SEWER / STORM DRAIN / IRRIGATION LINES SECTION 9.01 GENERAL This section covers the requirements for piping materials and installation of Lehi City sewer, storm drainage and irrigation collection. Additional temporary fill is needed to protect the pipe from construction loads. Study with Quizlet and memorize flashcards containing terms like What are the three differences between the AASHTO T-99 and AASHTO T-180?, How many layers of soil are required to make a standard proctor mold? Soils and Aggregate Compaction Technician MARTCP. hb```f``2g`2X@Y809wCc cRBTK@S0UYB:d P&t%iV'XhS:Ku.0%7Q4~Av{iL^$x0%Prmc*700x\65;kYw;^(ew5efv] qKZS;\c zr Gg^tL)QMpJhzHrEO *~\,g -. \@%+TB)9~D ru^j:c;1JJ u]5ZU._] ueV^+/5 A drained pavement structure has a higher bearing capacity that can effectively support traffic loadings, and lead to long lasting pavement at the least maintenance cost. Click here to access guidelines for the VDOT Materials Certification Schools Program (Section 114, Manual of Instructions) (PDF, 72 KB). 5) True or False. Page 1 of 6 SECTION 1 GENERAL REQUIREMENTS 1. Pipe openings in precast drainage units shall not exceed the outside cross sectional dimensions of the pipes by more than a total of 8 inches regardless of the placement of the pipe, their angles of intersection, or shapes of the pipes. (Zero Air Voids = ZAV). bKjL,gBZqa>,\w Soil compaction | UMN Extension - University of Minnesota Students are required to register for classes on the GCC and/or CCWA web sites. <>/Metadata 1689 0 R/ViewerPreferences 1690 0 R>> PIPE BACKFILL LEARNING OUTCOMES INTRODUCTION. VDOT Soils and Aggregate Virginia Department of Transportation documents: Road and Bridge Specifications and appropriate supplemental specifications Virginia Test Methods Manual Road and Bridge Standards. = 12 lifts 3) 12 lifts 1 lift (skip first lift) = 11 lifts 4) 11lifts 4 (test every fourth compacted lift) = 2.75, round up to 3 tests in bottom 4 ft. of backfill Top 5 ft. of backfill x 3 lifts/ft. A. 5) Why is lime used with soil? If you have questions, please provide us with the course title and number when e-mailing or calling. See the following table for VDOT recommendations. 10) What is the maximum backfill lift thickness? Proper haunching provides support to ensure the pipe s strength is achieved. 2016v1.0 Chapter 4 6, 7 TRENCH FUNDAMENTALS Trench Terminology The bedding is typically 4 8 thick. Prepared by Risi Stone Systems Used by permission. FOUNDATIONS STEPS TO CONSTRUCTING A MOISTURE-RESISTANT FOUNDATION Build a Better Home Details are critical when constructing a sound building foundation that will withstand water and control dampness. %%EOF VDOT: Soils and Aggregate Compaction - Community College Workforce Alliance The following drawing provides typical VDOT standards for pipe bedding and backfill. Verifying that the correct pipe has been delivered for the applications on your project. 55 terms. (Road and Bridge Spec. This Section describes the requirements for excavating, filling, and grading for earthwork at Parking Structure, new exit stair and as required to, DIVISION 2 - SEWERAGE AND DRAINAGE SECTION 02720 - STORM DRAIN SYSTEMS PART 1 - GENERAL 1.01 DESCRIPTION A. Furnish and install all storm drains, including manholes, inlets, service lines and other appurtenant. 1 0 obj Natural ground slope, PIPE INSPECTION AND REPAIR. A review of the proper minimum/maximum height of cover for the specific type of pipe should be completed. The requirements for pipe material and installation in sewer and drainage collection systems. When you learn and master soils inspection, your market value shoots up. %PDF-1.5 % Conditions of Use Type of Inlet Protection, INSTALLATION GUIDE americanwick.com 800.242.WICK (9425) American Wick Drain SITEDRAIN prefabricated drainage products may be installed in a variety of civil construction applications including: retaining. When planning a pipeline installation, there are 2 key functions that we must design the pipeline to provide. CON 310 Soils and Aggregates (Soils and Compaction) Homework Name:_____ 1) Why is it important for material testing technicians understand how to perform both the nuclear density test and the sandcone test for compaction testing? x; =@~fKJU >e A .E,fjd=| ^'(rN_92>#e' ?Ab t40 [$b3F l`fz>q!`\U1Dsb@2l P9 % If vibratory rollers are used in the backfill operations, vibratory motors shall not be activated until at least 3 feet of backfill has been placed and compacted over the pipe. Do not compact directly on pipe as it may damage the pipe. 14) What is the maximum deflection allowed for flexible pipe? Length of run = 275 ft. (Pipe Diameter lift thickness) + (Fill above pipe lift thickness) (1 lift) = 1) (48 in. 19 terms. As a reminder, all certification courses are available either online or through a self-study option at the respective community colleges. This zone contains the same select quality backfill material as in the haunch zone for flexible pipe. Importance to Maintenance & Water Quality. PDF SOILS COMPACTION AND TESTING 2015 - Iowa Department of Transportation JnqYj A"@. 2016v1.0 Chapter 4 10, 11 Place Bedding Stable and uniform bedding must be provided for the pipe and any protruding features of its joints and/or fittings. Work includes furnishing and installing precast modular blocks, : Construction Inspection ChecklistsTools Stormwater/Wetland Pond Construction Inspection Checklist Project: Location: Site Status: Date: Time: Inspector: SATISFACTORY/ UNSATISFACTORY COMMENTS Pre-Construction/Materials. Excavate Trench Proper trench widths will allow for proper compaction alongside the pipe. 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. VDOT: Soils and Aggregate Compaction - Community College Workforce Alliance Conform to requirements of Section 01 33 00 Submittals. Description. ), Index. False. The gradation is the distribution of various particle sizes within the material. 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. PDF Section 4 - Construction and Inspections - Henrico County, Virginia 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. 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. 308 0 obj <>stream Heavily compacted soils contain few large pores, less total pore volume and, consequently, a greater density. 2016v1.0 Chapter 4 12, 13 Typical Pipe and Box Culvert Backfill: BACKFILL TESTING FREQUENCIES Test Location 4 Compacted Lift Foundation One test per lift on alternating sides of the pipe for each 300 feet of pipe or portion thereof. AASHTO T99 The Moisture-Density Relations of Soils using a 5.5-pound Rammer and a 12-inch drop. All sewer laterals shall tie into the sewer main lines unless approved by the City Engineer. False. 2) Mechanical compacting ram: If a mechanical compacting ram is used, it must be calibrated to produce results 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. Dense graded aggregates are used in pavement to give the structure more strength. Civil. Installation PowerPoint for Grasscrete Formers, Specifications for Residential Property Owners Connection to New Public Sewer, DESIGN AND CONSTRUCTION GUIDELINES AND STANDARDS DIVISION 33 UTILITIES 33 00 00 SITE UTILITIES, SECTION 200: STORM SEWER CONSTRUCTION STANDARDS, VIDEO INSPECTION AND LASER DEFLECTION TESTING FOR POST CONSTRUCTION QC/QA SPECIFICATIONS AND MAINTENANCE INSPECTIONS, Model Specification 509 DRISCOPLEX 4200 and DRISCOPLEX 4300 Gravity Flow Sanitary Sewer, STANDARD SPECIFICATIONS SECTION 02701 INSTALLATION OF GRAVITY SEWER PIPELINES. 3) 104 in. Your one-stop source for VDOT maps, data and project info. 1103 POINT REPAIRS AND OBSTRUCTION REMOVALS, Storm Sewer Trenchless Upgrade Alternatives and Recommendations, SECTION 32 14 13.19 PERMEABLE INTERLOCKING CONCRETE PAVEMENT (1995 MasterFormat Section 02795). CATCH BASINS 7-3 7.4. hb```f``2f`@( 4) Provide a minimum 0.5 to 1% longitudinal slope to enhance positive drainage. 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. The Work shall consist of furnishing and installing sewer mains, manholes, laterals, cleanout fittings and appurtenances; and testing, flushing and, 715.01 430 volume of concrete occupied by the drain pipe in a cast-in-place structure or structure extension. Topics include permits and fees, trench widths, pipe laying, bedding, initial, SECTION 08000 STORM DRAINAGE 08010 DESIGN A. Pollution Prevention Field Guide for Construction Activities. A Review of The Use of Reclaimed Asphalt | PDF | Road Surface 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. PDF Aashto Soil Classification Sheets - hldm4.lambdageneration.com If it is a routine entrance, or crossover pipe 12 to 30 in diameter, that is to be installed under fills 15 feet or less in height, no exploration is needed. hbbd``b`$CC`q@ &H" SECTION 014500 QUALITY CONTROL PART 1 GENERAL 1.01 RELATED REQUIREMENTS A. Furnish and install culvert pipe, entrance pipe, and storm sewer pipe. f$C@PbYV-Q5];b:N U0[ @{ When joining pipe: Begin at the downstream end (Bell faces upstream) Ensure spigot and bell are clean and free of debris Properly lubricate spigot and bell with pipe lubricant Is Contractor aware of the maximum insertion angle? Unsuitable foundations must be stabilized at the engineer s direction. Place container on stove or hot plate. - 2000, Related Features Compaction testing on No. Pipe Testing Frequency Example 1: Pipe Diameter = 48 in. B. Product data for drainage piping specialties. Copyright 2023, VDOT. 35 terms. 12) How long after installation is complete can the video inspection can be done? Work shall consist of furnishing and constructing a Rockwood Classic 8 with PCS unit segmental retaining wall, Appendix C: Pipe Material Policy Page C-1 PIPE MATERIAL POLICY Policy: This policy will replace all previous policies regarding the selection of pipe material for cross drains, drive pipe, drop pipe, storm, SECTION 33 31 00.11 GRAVITY SANITARY SEWERS PART 1: GENERAL 1.01 SCOPE A. 7) Install the longitudinal perforated pipe at the bottom of the trench without bedding material. It should be reviewed by a qualified civil or geotechnical engineer, or landscape architect familiar with the site conditions. True or false: The voids in a saturated soil are partly filled with water and partly filled with water. Each layer of Class I and regular backfill material shall be compacted by rolling, tamping with mechanical rammers, or hand tamping with heavy metal tampers with a face of at least 25 square inches. Consistency refers to the texture and firmness of a soil. This type of joint provides a leak resistant joint when a profile gasket is used. For more information about taking the . %%EOF 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. Cleaning, Inspecting, and Testing Sanitary Sewers B.