vdot soils and aggregate compaction pdf

VDOT: Soils and Aggregate Compaction - Community College Workforce Alliance - 2000, Related Features %PDF-1.5 % Description. or structures. PDF Soils and Aggregate Field Certification Study Guide - Virginia 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. If you wish to receive this content in an accessible format per Section 508 of the federal Rehabilitation Act, 29 U.S.C. 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. If the inspection is conducted by video: The video camera must have fully articulated lenses (360 degree inspection). Trench excavation, backfill, and compaction; Section 02250. False. Backfill and compaction shall be advanced simultaneously on both sides of the pipe. 3) What are the testing requirements for backfilling around pipe? Design Criteria No stockpiling of excavation materials is allowed unless the Geotechnical Engineer, DEPARTMENT OF PUBLIC WORKS COUNTY OF HENRICO P.O. All of the MCS Certifications arevalid for five years and must be retaken every five years to maintain the certification. June 21st, 2018 - 2018 Soil Classification and Compaction Proficiency Samples 177 according to the AASHTO or the data sheet Shrinkage Factors of Soils by the . 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 6) Line the trench with the non woven drainage fabric. For questions or concerns regarding MCS grades or certification status, contactus at MaterialsCertification@vdot.virginia.gov. 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. Copyright 2023, VDOT. 5) Open only as much trench as can be safely maintained by available equipment. Exams are offered at various locations in Virginia. For flexible pipe this begins 12 over top of pipe for smaller pipe and 18 for pipe 54 and larger. J\b 0). Furnish and install culvert pipe, entrance pipe, and storm sewer pipe. Natural ground slope, PIPE INSPECTION AND REPAIR. PDF Community College Workforce Alliance | The Mission of CCWA is to meet 10) Backfill the trench using clean #8 or #57 aggregate as soon as practical, but not later than the end of each working day. The mandrel shall be fabricated of metal, fitted with pulling rings at each end, stamped or engraved on some segment other than a runner with the nominal pipe/culvert size and mandrel outside diameter. The top few inches should be slightly yielding (loose) and fill the corrugations. CATCH BASINS 7-3 7.4. 1.02 REFERENCE, CLEANING, INSPECTION, AND TESTING OF SEWERS PART 1 - GENERAL 1.01 SECTION INCLUDES A. (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 . A. %PDF-1.4 200 sieve. 1. General: CONCRETE SEGMENTAL RETAINING WALL SYSTEM PART 1: GENERAL SPECIFICATIONS 1.01 Work Included A. Concrete Field - Current ACI must be submitted to MaterialsCertification@vdot.virginia.gov ; Soils and Aggregate Compaction - Physical demonstration of proficiency - scheduled by CCWA **New **Central Mix Aggregate Plant - Physical demonstration of proficiency - scheduled by CCWA **New** To learn about CHANGES up to 2018, please review the . List components of edge drain systems 3. 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. 57 stone be used? This type of joint provides a leak resistant joint when a profile gasket is used. Cracks shall be digitally scanned to allow for accurate measurement. Block and gravel inlet Protection (Temporary) 6.52.1. Advanced fatigue and rutting characterisation of Polish asphalt PDF Establishing Theoretical and Target Values for Density and Moisture Content 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. <>/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 most common underdrains are known as UD 4 and UD 7. The fill above the top of the regular backfill shall be installed and completed as specified for embankment construction. What is compaction? 2016v1.0 Chapter 4 6, 7 TRENCH FUNDAMENTALS Trench Terminology The bedding is typically 4 8 thick. MP-1 MP-2 MP-3 MP-4 MP-4.01 MP-4.02 MP-4.03 MP-5 MP-5.01 MP-5.02 MP-5.03 MP-5.04 MP-5.05 MP-5.06 MP-5.07 MP-5.08 MP-5.11 MP-5.12 MP-5.13 MP-5.14 MP-5.15 MP-5.16 MP-5.18 MP-5.19 MP-5.20, RIPRAP From Massachusetts Erosion and Sediment Control Guidelines for Urban and Suburban Areas http://www.mass.gov/dep/water/laws/policies.htm#storm Definition: A permanent, erosion-resistant ground cover, SECTION 33 41 03 POLYVINYL CHLORIDE (PVC) PIPE PART 1 GENERAL 1.01 SECTION INCLUDES A. 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. What term describes the distribution of various particle sizes with the material? ), Index. Bierolson. The proctored 1 hour, 1-on-1 proficiency test is required to fully complete the VDOT Soils & Aggregate Compaction certification. Structural Fill See Section (A)(2)(g) of the Road and Bridge Specifications for complete requirements for backfill material. 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). 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 . When backfill is below spring line of pipe, compact next to pipe first and work towards the trench wall. Soil Compaction Handbook ff Soil Compaction Soil compaction is defined as the method of mechanically increasing the density of soil. Importance to Maintenance & Water Quality. in the field: the soil moisture is near the liquid limit. hb```f``2f`@( Other sets by this creator. 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. 4 in.) 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. B. The current deadline to have Soils and Aggregate Proficiency exams completed by is . 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. 13) What is the maximum allowed crack size of a rigid pipe? 7) Install the longitudinal perforated pipe at the bottom of the trench without bedding material. Civil. hb```f````2X@( [ $ Pipe Materials B. 16) What is the level of compaction required for pipe backfill? 57 stone is not required; seat stone in trench. endobj 1100 SLIP-LINING SANITARY SEWERS 1100.1 DESCRIPTION: This item shall consist of slip-lining sanitary sewer pipe, which is accomplished by pulling or pushing liner pipe into existing sewers by. It is not appropriate to leave a bench of native soil alongside the pipe during construction. VDOT: Soils and Aggregate Compaction Certification Proficiency Exam 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. 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. SUMP DRAINS 7-3 7.3. Some courses also require that the proficiency be demonstrated at a VDOT approved locations. 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. 4 to 3/4 in. 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. Effect of Rock-Sized Aggregates on Soil Compaction Results 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. 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. As stated earlier, soils are made up of many different types, shapes and sizes of particles. If performed improperly, soil density settlement of the soil could occur and result in unnecessary maintenance costs or structure failure. General: Submit the following in accordance with The General Conditions. SIENA STONE GRAVITY RETAINING WALL INSTALLATION SPECIFICATIONS. This website includes hyperlinks to sites neither controlled nor sponsored by VDOT or the Commonwealth of Virginia. 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. VDOT Soils and Aggregate Compaction Flashcards | Quizlet The spigot end of the pipe contains a confined groove for the gasket to seat, where an o ring gasket is placed. 5) Why is lime used with soil? 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.