vdot soils and aggregate compaction pdf vdot soils and aggregate compaction pdf

SECTION 02530 STORM DRAINAGE STRUCTURES. Edit, 02150-1 of 6 SECTION 02150 REMOVAL OR ABANDONMENT OF EXISTING 02150.01 GENERAL A. Advanced fatigue and rutting characterisation of Polish asphalt PDF Appendix B - Virginia Department of Transportation - Home 57 stone MUST be capped with a minimum of 4 crusher run prior to placement of pipe or box culvert. + (12 in. 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. SECTION 014500 QUALITY CONTROL PART 1 GENERAL 1.01 RELATED REQUIREMENTS A. 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. Computer-based testing (CBT) allows NICET to extend several benefits to our customers: more flexible exam dates and appointment times; immediate scheduling and confirmation; and quicker exam scoring. endstream endobj startxref If you have questions, please provide us with the course title and number when e-mailing or calling. ACI Concrete. It is generally easier to install due to less stringent lubrication requirements for the gasket. 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 . Length of run = 275 ft. (Pipe Diameter lift thickness) + (Fill above pipe lift thickness) (1 lift) = 1) (48 in. Proper installation is essential to pavement performance as it increases bearing capacity, increases service life and lowers maintenance costs. 2016v1.0 Chapter 4 6, 7 TRENCH FUNDAMENTALS Trench Terminology The bedding is typically 4 8 thick. Provide, SUBDRAINS AND FOOTING DRAIN COLLECTORS PART 1 - GENERAL 1.01 SECTION INCLUDES A. Subdrains B. Subdrain Cleanouts and Outlets C. Footing Drain Collectors D. Storm Sewer Service and Connections 1.02 DESCRIPTION, Page 1 of 7 STONE STRONG SYSTEMS SPECIFICATIONS FOR PRECAST MODULAR BLOCK RETAINING WALL SYSTEM (revised ) PART 1: GENERAL 1.01 Description A. americanwick.com 800.242.WICK (9425). PDF Specifications (REVISED) - Virginia Department of Transportation The proctored 1 hour, 1-on-1 proficiency test is required to fully complete the VDOT Soils & Aggregate Compaction certification. Stagger tests to ensure consistent compactive effort has been achieved. 0 Fillable Online VDOT Soils and Aggregate Compaction Fax Email Print x; =@~fKJU >e A .E,fjd=| ^'(rN_92>#e' ?Ab t40 [$b3F l`fz>q!`\U1Dsb@2l P9 % SCOPE. Do not compact. 1) Metal pipe gauge: Examples 12, 14, 16 2) Metal pipe corrugation dimensions: Examples 2 2/3 x ; 3 x 1 3) Concrete pipe strength: Examples Class III, IV or V 4) ph and Resistivity needs to be known by designer 2016v1.0 Chapter 4 5, 6 5) Maximum height of cover: Maximum height for each type of pipe must be given Compare information from drainage summary with maximum cover chart for pipe to be used Check standards for minimum height of cover Measuring Metal Pipe Corrugation example 3 x 2 3 2 Examples of concrete pipe stamp: They typically include manufactured date, diameter, pipe type, class, place of manufacturing. VDOT Soils and Aggregate Compaction: Chapter 5 - Quizlet 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 . 200 sieve (75 micrometers). There is still an opportunity to test on the last day of class; however there is . If you have questions, please provide us with the course title and number when e-mailing or calling. Soils and Aggregate Compaction Technician MARTCP. Hg`\CC t b False. JnqYj A"@. For more information about taking the . These heavy loads can cause considerable damage in flexible pipes and can cause D load cracking in rigid pipes. 13) Use vibratory plate with a welded foot to compact the aggregate backfill. All rights reserved. Manuals, Guides and IIM - Business | Virginia Department of Transportation SUBDRAINS AND FOOTING DRAIN COLLECTORS. True or false: A soil that contains a high percentage of fines is more affected by water that one with a low percentage of fines. Structure Materials C. Installation D. Inlets and Outlets 08030 INSPECTIONS AND TESTING. Bierolson. This zone contains the same select quality backfill material as in the haunch zone for flexible pipe. 55 terms. What is the behavior of a material where the material deforms under load and does not return to its original shape called? A compacted soil has a reduced rate of both water infiltration and drainage. AASHTO M 145 The Classification of Soils and Soil-Aggregate Mixtures for Highway Construction Purposes. Trench widths may be varied, based on the competency of the in situ soil, backfill materials, compaction levels and loads. 2. 794 (d), please call 800-367-7623. The spigot end of the pipe contains a confined groove for the gasket to seat, where an o ring gasket is placed. SECTION 7- STORM SEWER 7.1. Trenching should be completed in existing soils with sidewalls reasonably vertical to the top of the pipe. List components of edge drain systems 3. Please click on the course title to see the full course description. large void spaces and is loosely compacted. City of Seattle Supplement to the Specification for Road, Bridge and Municipal Construction, most current addition. (don t test 1st compacted lift) = 104 in. 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. What term refers to the texture and firmness of a soil? 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. LD Instructional and Informational Memoranda. See the following table for VDOT recommendations. 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. 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 kYPPc^KZ\"}JT9VBd[ /Le UJs]VOk:SZ How many blows does each layer require? 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). %%EOF PDF Pavement Design Guide for Subdivision and Secondary Roads in Virginia The video camera inspection is to be conducted with a VDOT representative present. eG%\!9]y7WS{t m+zVjO!s[tG{y Q3@CJY1 9&. Place container on stove or hot plate. 18) What is the minimum amount of cover over pipe to prevent damage from construction loads? Cracks shall be digitally scanned to allow for accurate measurement. A standard Video/ Digital Camera can be used. All sewer laterals shall tie into the sewer main lines unless approved by the City Engineer. A Review of The Use of Reclaimed Asphalt | PDF | Road Surface 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. hYoF#4rPzL@]Gb)3d@pa@sc/IK^0@Qq. - 2000, If you believe that this page should be taken down, please follow our DMCA take down process, Something went wrong! Lane provides the complete product line to meet all your HDPE drainage needs -, Chapter 3 CULVERTS Description A culvert is a closed conduit used to convey water from one area to another, usually from one side of a road to the other side. What term describes the distribution of various particle sizes with the material? In the top 5 feet; perform one test every other lift around the perimeter and continue to the top of the structure. Verifying that the correct pipe has been delivered for the applications on your project. When backfill material is above the spring line of the pipe, start at the trench wall and work towards the pipe. Download Free PDF. SECTION 701 CULVERT PIPE, ENTRANCE PIPE, STORM SEWER PIPE, AND EQUIVALENTS 701.01 DESCRIPTION. Furnish and install culvert pipe, entrance pipe, and storm sewer pipe. Copyright 2023, VDOT. 142 0 obj <>/Filter/FlateDecode/ID[<40D256C358E2674187D5A8FC321FC95C>]/Index[129 27]/Info 128 0 R/Length 70/Prev 587873/Root 130 0 R/Size 156/Type/XRef/W[1 2 1]>>stream 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. The moisture content at which a soil begins to behave like a liquid is called the liquid limit. 11) Backfill depth is at least equal to the diameter of the pipe. It should be reviewed by a qualified civil or geotechnical engineer, or landscape architect familiar with the site conditions. What is the moisture content at which soil begins to behave like a liquid called? If the soils is 100 percent saturated and has low MC. What classification systems does VDOT use to classify soils? 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). ICC Soils Special Inspector Certification Test Training | SI Certs You do not have to place pipe bedding material down first when installing a UD 4. 'i$%qyI4[hmrZF 4Obz:;q"ZIE0~^I!)s6E@DCVj'1ey(IL#"`L.>G'@>{7&l0. Page 1 of 6 SECTION 1 GENERAL REQUIREMENTS 1. 1 0 obj Rubber gaskets may be used when the joint slope is five degrees or less, however it is usually limited to mastic or butyl sealants. What is the moisture content at which soil can be compacted to its maximum dry density with the least amount of comparative effort called? 0 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. 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. Municode Library This work consists of constructing storm sewers of the size and class required, including excavation, bedding, and backfill. 5) Open only as much trench as can be safely maintained by available equipment. The inspection can be conducted manually if adequate crawl/walking space and ventilation is available to safely conduct the inspection and the individual(s) conducting the inspection have undergone training on working in confined spaces in accordance with VDOT s current Safety Policy and Procedure #8 Confined Space Entry Policy and Procedure General, or the inspection can be conducted with a video camera. 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. Block and gravel inlet Protection (Temporary) 6.52.1. 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. AASHTO T99 The Moisture-Density Relations of Soils using a 5.5-pound Rammer and a 12-inch drop. xZKs2>Ip P7[Sq9FoLLmJgl~K"5JtB2+!765nt-8\Gf._o{}E 16) What is the level of compaction required for pipe backfill? 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. Some courses also require that the proficiency be demonstrated at a VDOT approved locations. 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. Describe recommended installation procedures 4. 1 (do not test 1st lift) = 2) = 14 tests required per 300 (Answer) Pipe Testing Frequency Example 2: Pipe Diameter = 36 in. 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. A mandrel is needed for Flexible Pipe to measure deflection. 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 trench at the edge of the pavement provides a cavity with the least resistance for water to flow and accommodate pavement drainage. CATCH BASINS 7-3 7.4. Section Includes: Furnishing and installing nonreinforced concrete sewer pipe. 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 . Pipe Testing Frequency Example 1: Pipe Diameter = 48 in. Manufacturing and Trades >> VDOT - Certifications. If the soils is 100 percent saturated and the voids are full of water and has a high MC. Students must bring valid ID & attend class in order to test. 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. 3) 104 in. small voids and is compact. Pipe Materials B. Your one-stop source for VDOT maps, data and project info. Highway Plan Reading Guide. 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. Silt Tight: A joint that is resistant to infiltration of particles that are smaller than particles passing the No. All rights reserved. 10) What is the maximum backfill lift thickness? PDF a/o May 2018 MATERIALS CERTIFICATION SCHOOLS FREQUENTLY ASKED QUESTIONS Soil compaction occurs when soil particles are pressed together, reducing pore space between them (Figure 1). Install Pipe The grade of the pipe should always be monitored during installation. In this research work three methods of handling rock sized aggregates which include compacting the whole sample (method . Additional temporary fill is needed to protect the pipe from construction loads. Testing is no longer mandatory on the last day of class. Pollution Prevention Field Guide for Construction Activities. Rigid pipe properly fitted, sealed with rubber, preformed plastic, mastic gaskets Flexible Pipe properly aligned and joined with approved coupling bands Joint Performance Terminology Soil Tight: A joint that is resistant to infiltration of particles larger than those retained on the No. Copyright 2023, VDOT. General: Submit the following in accordance with The General Conditions. 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. 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. Fill Vdot Soils And Aggregate Compaction, Edit online. The pipe should be stacked and chocked to avoid movement of the pipe. SECTION 02150 REMOVAL OR ABANDONMENT OF EXISTING UTILITIES AND UNDERGROUND STRUCTURES. Soils will not need to obtain a VDOT Soils and Aggregate Compaction Certification. Students are required to register for classes on the GCC and/or CCWA web sites. 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. 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. VDOT Materials Certification Schools - Business - Virginia Some links may require the Adobe Reader. 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. The camera must have the means to measure deformation/deflection of the pipe. When you learn and master soils inspection, your market value shoots up. 1. 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. VDOT Soils and Aggregate Compaction: Chapter 3. A REVIEW OF THE USE OF RECLAIMED ASPHALT - Read online for free. Get the free VDOT Soils and Aggregate Compaction Description . 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. Screen the sample over a 3/4-inch sieve and replace the aggregate retained with an equal weight of No. 19 terms. Excavate Trench Proper trench widths will allow for proper compaction alongside the pipe. 6) The tolerance on the optimum moisture content at which aggregate must be compacted is 2 percentage points. Manhole, Frame, and Cover Installation (includes Drop Manhole) Additional Manhole Depth. 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. The foundation is to be explored below the bottom of the excavation to determine the type and condition of the foundation. VDOTSoilsandAggregateCompaction 6 FIELDMOISTUREANDDENSITYTESTING WITHTHENUCLEARGAUGE LEARNINGOUTCOMES . 12) How long after installation is complete can the video inspection can be done? The original Former is a vacuum formed light gauge plastic mold, The contractor shall moist-cure the completed Lime Treated Subbase for a minimum of days before allowing any traffic on the compacted surface. VDOT: Soils and Aggregate Compaction - Community College Workforce Alliance Description. Soil Compaction Handbook ff Soil Compaction Soil compaction is defined as the method of mechanically increasing the density of soil. Bell and Spigot: A pipe with a flared bell has the outside diameter of the bell larger than the outside diameter of the pipe. (Road and Bridge Spec. Effect of Rock-Sized Aggregates on Soil Compaction Results For larger diameter pipe, >30 inches, embedment materials should be worked under the haunches by hand. Your one-stop source for VDOT maps, data and project info. Geotechnical Bulletin PLAN SUBGRADES, SECTION 701 CULVERT PIPE, ENTRANCE PIPE, STORM SEWER PIPE, AND EQUIVALENTS, SECTION 33 05 16.13 PRECAST CONCRETE UTILITY STRUCTURES, Specification Guidelines: Allan Block Modular Retaining Wall Systems, Section 2 Specification 2.18 Concrete and/or Corrugated Steel Storm Sewer TABLE OF CONTENTS, SECTION IV - TESTS AND INSPECTIONS PART 1 - GENERAL. CADD Manual. 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. All materials and workmanship, TABLE OF CONTENTS NO. Suggested participants would include contractor and supplier quality control personnel, consultants, testing firms and agency . Location B. Sizing TABLE OF CONTENTS 08020 MATERIALS A. A copy of the Storm Sewer/Culvert Inspection Report (inspection report)including any video tape/digital Video Recording (DVD)/digital photographs shall be provided to the VDOT Inspector within two business days of the completion of the inspection and made part of the project records. bc the dense gradation provides more strength by filling voids. Description This section describes the installation of gravity sewer pipelines fabricated of vitrified, DRAINAGE MATS For Vertical: Flow 15-P For Horizontal: Flow 18-H Soil Drainage Mat with Built-In Protection Layer POLYGUARD DRAINAGE MATS are three-part prefabricated geocomposite drain consisting of a, City of West Linn Public Works Standard Construction Specifications Table of Contents DIVISION SIX STORM DRAIN TECHNICAL REQUIREMENTS 1 601 PIPE AND FITTINGS 1 601.01 Description1 601.02 Materials1, STANDARD SPECIFICATIONS FOR PRIVATE BUILDING SEWER LINES IN PUBLIC RIGHT-OF-WAY Approved and adopted as Official Document Number 800576 this 10th day of December, 1980 Donald R. Boyd, P.E., Director Water, 1.0 ACTIVITY DESCRIPTION 1.1 This document provides basic safety guidelines related to excavation and trenching in pipeline construction activities.