vdot soils and aggregate compaction pdf

]1YW'; q=A D0Yf BD0A8 Dh s @!2au28!w)#Nb=` L *w @y7![RYT6 Ke`riO05 ~z 1 (do not test 1st lift) = 4) = 11 tests required per 300 5) Length of run = 856 ft.; therefore 3 sets of tests required 6) 11 x 3 = 33 tests required for total run (minimum) (Answer) 2016v1.0 Chapter 4 13, 14 Backfill around Drop Inlets (minimum) One test every other lift around the perimeter; beginning after the first 4 inch compacted lift above the bedding and continue to the top of the structure. LD Instructional and Informational Memoranda. The moisture content at which a soil can be compacted to its maximum dry density with the least amount of comparative effort is called the optimum moisture content. 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. 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. Post installation inspections shall be conducted no sooner than 30 days after completion of installation and placement of final cover (except for pavement structure). `*r[anyv 2016v1.0 Chapter 4 17, 18 8) At the end of the run ( feet) a 45 degree elbow is used to connect the longitudinal pipe to the non perforated outlet pipe to force the collected water to discharge. VDOT Soils and Aggregate Compaction 2016v1.0 Appendix C | 5 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 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. Backfill and compaction shall be advanced simultaneously on both sides of the pipe. Natural ground slope, PIPE INSPECTION AND REPAIR. 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. There are many types of compaction equipment available. 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. 11 terms. SECTION IV - TESTS AND INSPECTIONS PART 1 - GENERAL 1.01 Testing - General Testing shall be of the type and frequency described in each section and summarized in Item 1 of this section. waste aggregate )-4CWP( 4% ceramic waste pow der) represents a 10% aggregate substitution with ceramic waste. 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. 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. When you learn and master soils inspection, your market value shoots up. There is a variety of pavement under/edge drains in the VDOT Road and Bridge Standards Volume 1 ( ) with each addressing a specific geometric condition and groundwater condition. 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 . 1.02 SUBMITTALS A. hYoF#4rPzL@]Gb)3d@pa@sc/IK^0@Qq. There is still an opportunity to test on the last day of class; however there is . To use this website, you must agree to our, SECTION 55 PIPE FOR STORM DRAINS AND CULVERTS (FAA D-701), State of Illinois Department Of Transportation CONSTRUCTION INSPECTOR S CHECKLIST FOR STORM SEWERS, SECTION 08000 STORM DRAINAGE TABLE OF CONTENTS, Wastewater Capital Projects Management Standard Construction Specification, Section 02702 SEWER PIPE INSTALLATION AND TESTING, SPECIFICATION FOR PIPE SUBSOIL DRAIN CONSTRUCTION. VDOT: Soils and Aggregate Compaction. Specifications i. Place sample in container and weigh. 10) Backfill the trench using clean #8 or #57 aggregate as soon as practical, but not later than the end of each working day. What is compaction? pipe stiffness 65 psi) 6) An end wall for the protection of the outlet pipe. When moving concrete pipe you should pick it up by one end. Materials. In the top 5 feet; perform one test every other lift around the perimeter and continue to the top of the structure. For information on the VECAT program, contact Caroline Fahed, 804-288-3169. Web Policy / Privacy Statement / WAI Compliance / Email Safety / Site Map, APD Instructional and Informational Memoranda, Minimum Requirements for Quality Assurance and Quality Control on Design Build and P3 Projects, AASHTOWare Project Preconstruction (AWP-P) Manual, Construction Instructional and Informational Memoranda, Instructional and Informational Memoranda, Alternative Intersection Informational Design Guides, LD Instructional and Informational Memoranda, PMO Instructional and Informational Memoranda, Pollution Prevention Field Guide for Construction Activities, Roadside Development Report Excel spreadsheet tool, Nutrient Management Plan for Construction Projects, Nutrient Management Plan for Roadside Management, VDOT BMP Maintenance Manual Appendix C - Plant Palette Tables, Materials Certification School Information, Guide to the Traffic Impact Analysis Regulations, Land Development Inspection Documentation Best Practices Manual, OD Instructional and Informational Memoranda, Guide Manual for Causes and Repair of Cracks in Bridge Deck, Traffic Calming Guide for Neighborhood Streets, Manual on Uniform Traffic Control Devices (MUTCD), TED Instructional and Informational Memoranda, VDOT Traffic Operations and Safety Analysis Manual (TOSAM), Instructional and informational memoranda, Manual for the Procurement and Management of Professional Services. San Antonio Water System Standard Specifications for Construction ITEM NO. ALL students must have a valid account on VDOT University. (Zero Air Voids = ZAV). hb```f````2X@( [ $ 15) In the case of UD 4, the Open Graded Drainage Layer (OGDL) is placed on top of the completed trench. TABLE OF CONTENTS. 9) The outlet pipe is connected to the back of the end wall. Silt tight joints provide protection against infiltration of the backfill material containing a high percentage of fines, and typically utilize some type of filtering or sealing component, such as an elastomeric rubber seal or geotextile. Clearly the pipe needs to function as a conduit, as the whole idea of a pipe is to move liquid in a controlled manner and direction. When backfill material is above the spring line of the pipe, start at the trench wall and work towards the pipe. Table of Contents 1. 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. This type of joint provides a leak resistant joint when a profile gasket is used. SCOPE OF WORK: The work to be performed under the provisions of these documents and the contract based thereon includes furnishing all labor, equipment, materials, To make this website work, we log user data and share it with processors. 4 in.) 16) What is the level of compaction required for pipe backfill? SECTION 02630 STORM DRAINAGE PART 1 - GENERAL 1.01 RELATED DOCUMENTS A. materials (soils, aggregate and asphalt) in the field, the Geotechnical firm shall be responsible for the continuous monitoring of the placement and compaction of aggregate base materials, asphalt concrete pavement and the placement and compaction of earthwork and backfill of trenches and structures to ensure compliance with the Specifications. ), Index. 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. The camera must have the means to measure deformation/deflection of the pipe. Use units conforming to the dimensions, SECTION 33 05 16.13 PRECAST CONCRETE PART 1 - GENERAL 1.01 SECTION INCLUDES A. 8 in. In a saturated soil, the voids are entirely filled with water. All rights reserved. The video tape/dvd/digital photographs should be of such clarity, detail and resolution as to clearly show the conditions of the interior of the pipe/culvert and detect any defects within the pipe or culvert as specified herein. Some links may require the Adobe Reader. 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). %PDF-1.5 % This prevents disruption of the backfill envelope when removing the shoring or trench box. The side is called the drainage side. endobj 3. Grade Adjustment of Existing Miscellaneous Structures 600-8 3. Verifying that the correct pipe has been delivered for the applications on your project. Your one-stop source for VDOT maps, data and project info. 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. Find the right form for you and fill it out: VisitingProfessorofLaw,StanfordLawSchool(W No 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. 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. 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. Install Pipe The grade of the pipe should always be monitored during installation. True or false: Open graded aggregates are used in pavement to give the structure more strength. All sewer laterals shall tie into the sewer main lines unless approved by the City Engineer. Personal Holding C, Civil Service Personal Background Evaluation, Revised 7/16. 8) A 36 inch diameter pipe, 290 feet long, is placed on a project as a drainage culvert. For questions or concerns regarding MCS grades or certification status, contactus at MaterialsCertification@vdot.virginia.gov. B. %PDF-1.4 STORM SEWER CALCULATIONS 7-4 7.6. SCOPE Pipe subsoil drains shall be constructed in accordance with this specification and in conformity with the lines, grades and cross-sections shown, 402.02 Section 402. J\b 0). It is not appropriate to leave a bench of native soil alongside the pipe during construction. materials (soils, aggregate and asphalt) in the field, the Geotechnical firm shall be responsible for the continuous monitoring of the placement and compaction of aggregate base materials, asphalt concrete pavement and the placement and compaction of earthwork and backfill of trenches and structures to ensure compliance with the Specifications. Pipe should never be stacked on the bells as they could be damaged. These items shall conform to Section 31, "Storm Drain Installation," of these Standard Provisions. Soils and Aggregate Compaction Technician MARTCP. See the following table for VDOT recommendations. The fill above the top of the regular backfill shall be installed and completed as specified for embankment construction. 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. Drainage Manual. endstream endobj startxref Cleaning, Inspecting, and Testing Sanitary Sewers B. Summary B. Submittals C. Site Information D. Sewer Pipe and Fittings E. Lateral Locations F. Lateral Installation G. Inspection Tee Installation H. Removal, SECTION 02630 PART 1 - GENERAL 1.01 DESCRIPTION A. For assistance printing or verifying your Materials Certifications Report use this click here. When planning a pipeline installation, there are 2 key functions that we must design the pipeline to provide. Some courses also require that the proficiency be demonstrated at a VDOT approved locations. (test every other 4 in. 2016v1.0 Chapter 4 19, APPENDIX K PIPE INSPECTION **Virginia Test Method 123** Post Installation Inspection of Buried Storm Drain Pipe and Pipe Culverts June 25, 2010 SCOPE For all roadway projects that are constructed by private, SECTION 55 PIPE FOR STORM DRAINS AND CULVERTS (FAA D-701) 55-1 GENERAL The Contractor shall perform all work required by the plans for construction of pipe for storm drains, precast polymer trench drains, State of Illinois Department Of Transportation CONSTRUCTION INSPECTOR S CHECKLIST FOR STORM SEWERS While its use is not required, this checklist has been prepared to provide the field inspector a summary, SECTION 724 PIPE CULVERTS 724.1 Description. False. 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. Culvert Profile. stiffness 35 psi) is the collecting conduit 4) Aggregate backfill (#8 or #57) 5) Non perforated smooth wall outlet pipe (min. 1. 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. 282 0 obj <> endobj VDOT Soils and Aggregate Compaction 2016v1.0 Chapter 1 | 1 endobj Walls that carry extra, TECHNICAL NOTE Culvert Sliplining and Lining of Casings with HPPipe TN 5.14 February 2010 Introduction It may be at times necessary, in an aging infrastructure, to rehabilitate drainage and sanitary lines, SECTION 33 41 00 REINFORCED CONCRETE PIPE PART 1 GENERAL 1.01 SECTION INCLUDES A. Nebraska Department of Roads Drainage and Erosion Control Manual December 2011 Appendix C: Pipe Material Policy Page C-1 PIPE MATERIAL POLICY, SECTION 33 31 00.11 GRAVITY SANITARY SEWERS, DIVISION 2 - SEWERAGE AND DRAINAGE SECTION 02720 - STORM DRAIN SYSTEMS PART 1 - GENERAL, SECTION 36 - CAST-IN-PLACE CONCRETE PIPE (CIPCP) TABLE OF CONTENTS, San Antonio Water System Standard Specifications for Construction ITEM NO. 1103 POINT REPAIRS AND OBSTRUCTION REMOVALS 1103.1 DESCRIPTION: 1. Proper installation is essential to pavement performance as it increases bearing capacity, increases service life and lowers maintenance costs. small voids and is compact. For all roadway projects that are constructed by private contractors for VDOT and for all roadway projects constructed by others that are or will be proposed to be accepted into the VDOT highway system, a visual/video camera post installation inspection is required on all storm sewer pipes and for a selected number of pipe culverts in accordance with the instructions contained in this VTM and Section of the VDOT Road and Bridge Specifications. 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. 1. PMO Instructional and Informational Memoranda. Description. %PDF-1.5 % This course includes downloadable resources including a procedural outline and a pdf of the standard, instructional video content, interactive knowledge checks, and a self . 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. The UD 4 is used with new construction, while the UD 7 is used for retrofitting existing pavements. 4) Provide a minimum 0.5 to 1% longitudinal slope to enhance positive drainage. Trench excavation, backfill, and compaction; Section 02250. bKjL,gBZqa>,\w SCOPE. 57 stone is not required; seat stone in trench. Alternative Project Delivery | Construction| Cost Estimation Office| Local Assistance |Location and Design | Maintenance |Materials |Office of Land Use | Operations | Project Management Office | Right of Way/Utilities | Structure and Bridge |Traffic Engineering | Transportation and Mobility Planning. 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. What classification systems does VDOT use to classify soils? The exploration should extend to a depth equal to per foot of fill height or 8, whichever is greater. The joint consists of a tongue (male end) and groove (female end) with no defining areas for gasket material placement. Structural Fill See Section (A)(2)(g) of the Road and Bridge Specifications for complete requirements for backfill material. This section includes all labor, materials, equipment, and incidentals required and installation of Polyvinyl Chloride, STANDARD SPECIFICATIONS SECTION 03461 PRECAST REINFORCED CONCRETE MANHOLES AND MANHOLE BASES PART 1 - GENERAL A. 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? Soil Compaction Handbook ff Soil Compaction Soil compaction is defined as the method of mechanically increasing the density of soil. Haunching material may be Class 1 and must be placed and compacted in 6 inch loose/4 inch compacted maximum lifts, compacted to 95 percent standard proctor density. SECTION LS 2530 SANITARY SEWERS. The loosely placed center section of the bedding allows the pipe to seat itself and helps minimize point loads. The CCWA is hosting the following courses, which are available in a traditional (instructor-led) format or as a self-study option, allowing the students to challenge the Materials Certification exams: For more information on CCWA courses and registration click hereor contact CCWA at 804-523-2290 or 804-523-2292. 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 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. 2016v1.0 Chapter 4 11, 12 Types of Joints for Concrete Pipe Tongue & Groove: A bell & spigot type joint with straight walls (flush bell). 57 stone can be used as a backfill in the sub foundation. The function of the pipe, the soil type present in the trench, the depth of the pipe can all influence the type of pipe selected. Edit, 02150-1 of 6 SECTION 02150 REMOVAL OR ABANDONMENT OF EXISTING 02150.01 GENERAL A. CULVERTS AND BRIDGES 7-5 7.7. large void spaces and is loosely compacted. <> Get the free VDOT Soils and Aggregate Compaction Description . 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. 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 . Drawings and general provisions of Contract, including General and Supplemental Conditions and Division 1 Specification Sections, 551.01 550 PIPE CULVERTS, SEWERS AND DRAINS 551 GENERAL 551.01 Description 551.02 Materials 551.03 Excavation 551.04 Protection of Excavation 551.05(a) Bedding for Rigid Pipe 551.05(b) Bedding for Non-Rigid, How To Retaining Wall Guide Before you start: Consents and Engineering Building Consent Retaining walls over 1.5m high will require a building consent from the Local Body Council. SECTION 02530 STORM DRAINAGE STRUCTURES. VDOT Materials Certification Schools. 32-02.05 Precast Manhole Sections and Castings. 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. 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. Materials Notebook Resource Document (pdf 2 MB) March 16, 2015. 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 Bierolson. The middle of the bedding, should be loosely placed and not exceed 8 inches. 308 0 obj <>stream In a rigid pipe, this zone has zero effect on the load carrying capacity. How far should the hammer fall?, What are the moisture and density content corresponding to the peak of the curve . Students must bring valid ID & attend class in order to test. xZKs2>Ip P7[Sq9FoLLmJgl~K"5JtB2+!765nt-8\Gf._o{}E Single Offset: This joint first appeared in the early 1990 s. This style of spigot is much easier to manufacture. A mandrel is needed for Flexible Pipe to measure deflection. 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. Cleaning, Inspecting, and Testing Storm Sewers C. Cleaning and, SECTION 33 41 13 PUBLIC STORM PART 1 - GENERAL 1.01 SECTION INCLUDES A. If the soils is 100 percent saturated and has low MC. Stagger tests to ensure consistent compactive effort has been achieved. It is placed in 6 loose lifts and compacted to 4. # u Often, shaped beddings are used to insure proper placement and compaction of materials under the pipe haunch. 0 Pipe Materials B. 1. Importance to Maintenance & Water Quality. 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). Bell and Spigot: A pipe with a flared bell has the outside diameter of the bell larger than the outside diameter of the pipe. %PDF-1.5 % ACI Concrete. What are those two functions? Your one-stop source for VDOT maps, data and project info. SECTION 7- STORM SEWER 7.1. VDOT: Soils and Aggregate Compaction. General: Submit the following in accordance with The General Conditions. Length of run = 856 ft. (Pipe Diameter lift thickness) + (Fill above pipe lift thickness) (1 lift) = 3) (36 in. 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. Pipe Testing Frequency Example 1: Pipe Diameter = 48 in. Repair of sanitary sewer lines by replacing short lengths of failed pipe with new pipe. 4 in.) Dense graded aggregates are used in pavement to give the structure more strength. M`RyK?77&kr7#q*Xg`QU0iFfu{8nWW0-dNGC2lC8IA]uuLq\_gyxlP%n%[et:eR%iXebrq-b#[3'mAgh*ofmYe`4"7ex2j-RUi*LBI+KIyU9/S(zh2=m6|Em0.oaIvJI>a$ACDMSDq;~7Qj=i~=+eV39CB9vq,v=WTusaO.TVDP)v`y':PsASO&QePN27=RffF)fM{IUY_82 9Z0:}t8hc>C[U\sDK lUh"(o) 0N*5"ziE^ Yr*bgubM@/6Elg[r9o0p ;I(|)sX\(v2r. 55 terms. Where appropriate, SECTION 5200 - STORM SEWER PART 1 - GENERAL 1.01 SCOPE: This Section covers installation of storm sewer mains and culverts. This section covers excavation and trenching work and shall include the necessary clearing, grubbing, and preparation, BMP C220: Storm Drain Inlet Protection Purpose To prevent coarse sediment from entering drainage systems prior to permanent stabilization of the disturbed area. For more information about taking the . 4 in.) JnqYj A"@. STORM SEWERS 402.01. 4 in.) Silt and clay are made up of particles smaller than the No. If performed improperly, soil density settlement of the soil could occur and result in unnecessary maintenance costs or structure failure. Trench widths may be varied, based on the competency of the in situ soil, backfill materials, compaction levels and loads. 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. Contractor shall ensure that all permits are obtained prior to any construction. If the soils is 100 percent saturated and the voids are full of water and has a high MC. We developed this course with the input of 30-year inspection managers, engineers, and other industry experts. SECTION 014500 QUALITY CONTROL PART 1 GENERAL 1.01 RELATED REQUIREMENTS A. Contractor shall be responsible for all utility fees. (Make a Mark on Outside of Pipe) Moving pipe around after joining may cause pipe joint to work apart. 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. C. Section 014510 TESTING LABORATORY SERVICE. CHAPTER 4 STUDY QUESTIONS 2) True or False. As stated earlier, soils are made up of many different types, shapes and sizes of particles. Page 1 of 6 SECTION 1 GENERAL REQUIREMENTS 1. Sign, fax and printable from PC, iPad, tablet or mobile with pdfFiller Instantly. 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. False. Prepared by Risi Stone Systems Used by permission. 2) Mechanical compacting ram: If a mechanical compacting ram is used, it must be calibrated to produce results 155 0 obj <>stream Bierolson. This type joint gasket combination provides a leak resistant joint. In a flexible pipe this zone must protect the pipe from distortions due to loading extend to 12 above pipe. VDOT states 75 years for higher functional classification roads and 50 years for lower functional classification roads.

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