vdot soils and aggregate compaction pdf

Often, shaped beddings are used to insure proper placement and compaction of materials under the pipe haunch. Section 33 0200- Page 1 of 4 PART 1 - GENERAL 1.1 DESCRIPTION OF WORK The work of this Section includes furnishing and installing Reinforced Concrete Pressure Pipe as shown on the Drawings and as specified. stream LD Instructional and Informational Memoranda. 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. The spigot end of the pipe contains a confined groove for the gasket to seat, where an o ring gasket is placed. SECTION 02612 NONREINFORCED CONCRETE SEWER PIPE, Division 2 Section 32 14 13.19 Section 02795. After pipe installation and prior to backfilling, plugs shall be installed from the exterior of the pipe or box culvert and snugly seated. x; =@~fKJU >e A .E,fjd=| ^'(rN_92>#e' ?Ab t40 [$b3F l`fz>q!`\U1Dsb@2l P9 % STORM SEWER CALCULATIONS 7-4 7.6. VDOT Soils and Aggregate Compaction: Chapter 3. 322 0 obj <>stream endobj Refer to VDOT Road and Bridge Specifications, Section Procedures (d) Post Installation Inspection for detail requirements and remediation procedures. True or false: A soil that contains a high percentage of fines is more affected by water that one with a low percentage of fines. Care must be exercised to ensure placement and compaction of the embedment material in the haunches. hbbd``b`$CC`q@ &H" When you learn and master soils inspection, your market value shoots up. Section Includes: Furnishing and installing nonreinforced concrete sewer pipe. Similarly, VDOT will recognize NICET Construction Materials Testing Level II Certification in Concrete. No additional payment will be made for the repair or replacement of existing concrete damaged, ITEM NO. Grade Adjustment of Existing Miscellaneous Structures 600-8 3. Page 1 of 6 SECTION 1 GENERAL REQUIREMENTS 1. 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. Screen the sample over a 3/4-inch sieve and replace the aggregate retained with an equal weight of No. 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. SECTION 9. 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. Your one-stop source for VDOT maps, data and project info. SOILS COMPACTION AND TESTING 2015 Technical Training & Certification Program . All sewer laterals shall tie into the sewer main lines unless approved by the City Engineer. Materials Notebook Resource Document (pdf 2 MB) March 16, 2015. The following drawing provides typical VDOT standards for pipe bedding and backfill. Length of run = 275 ft. (Pipe Diameter lift thickness) + (Fill above pipe lift thickness) (1 lift) = 1) (48 in. 1 0 obj Description. 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. <>/Metadata 1689 0 R/ViewerPreferences 1690 0 R>> (500 grams) of soil. %%EOF 11 terms. 4 in.) Other methods of stabilization, such as geo fabrics may be appropriate based on the engineer s judgment. VECAT,through Germanna Community College (GCC), is hosting the following courses, which are now available either online or in a face to face format: For more information on courses and registration click here or contact Judith Calvert, 540-937-6757. (Road and Bridge Spec. Pipe should be stored in an out of the way location where it will not be damaged. The most common underdrains are known as UD 4 and UD 7. 4 in.) When backfill material is above the spring line of the pipe, start at the trench wall and work towards the pipe. This type joint gasket combination provides a leak resistant joint. 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. 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. = 15 lifts 5) 15 ifts 2 (one test every other lift) = 7.5, round up to 8 tests in the top 5 ft. of backfill 6) Total tests required = (Number of test below 5 ft.) + (Number of test above 5 ft.) 7) = 11 tests required (minimum) NOTE: Compaction Tests are required on stone backfill (Class I backfill and bedding material); consult the District Materials Division for Maximum Dry Density and Optimum Moisture Content targets for the specific material being used. Single Offset: This joint first appeared in the early 1990 s. This style of spigot is much easier to manufacture. 'i$%qyI4[hmrZF 4Obz:;q"ZIE0~^I!)s6E@DCVj'1ey(IL#"`L.>G'@>{7&l0. 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. + (12 in. 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. Concrete Field - Current ACI must be submitted to [email protected] ; 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 . Unsuitable or unstable foundations may be undercut and replaced with a suitable bedding material, placed in 6 lifts. 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). For assistance printing or verifying your Materials Certifications Report use this click here. Where appropriate, SECTION 5200 - STORM SEWER PART 1 - GENERAL 1.01 SCOPE: This Section covers installation of storm sewer mains and culverts. Concrete Field - Current ACI must be submitted to [email protected] ; 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 . % When moving concrete pipe you should pick it up by one end. 2 0 obj CULVERTS AND BRIDGES 7-5 7.7. TThe Construction Materials Testing Soils exam is delivered on a computer at Pearson Vue Testing Centers. excavated drop inlet protection (Temporary) 6.50.1 6.51.1. 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. 282 0 obj <> endobj Contractor shall ensure that all permits are obtained prior to any construction. 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. Computation of U.S. Sign, fax and printable from PC, iPad, tablet or mobile with pdfFiller Instantly. 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. 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. This zone contains the same select quality backfill material as in the haunch zone for flexible pipe. 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 . It is generally easier to install due to less stringent lubrication requirements for the gasket. 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. VDOT: Soils and Aggregate Compaction. 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. Responds to data requests. Web Policy / Privacy Statement / WAI Compliance / Email Safety / Site Map, Click here to access guidelines for the VDOT Materials Certification Schools Program (Section 114, Manual of Instructions), ACI Concrete Field Testing Technician Certification Program Schedule, Nuclear Radiation Certifications can now be obtained online through third party vendors, Pavement Marking (only available as an online course), Asphalt Plant Level 1 - Physical demonstration of proficiency -scheduled byGermanna CC, Asphalt Plant Level 2 - Physical demonstration of proficiency - scheduled by Germanna CC, Asphalt Plant Mix Design - Physical demonstration of proficiency - scheduled by Germanna CC, Concrete Field - Current ACI must be submitted to, Soils and Aggregate Compaction - Physical demonstration of proficiency - scheduled by CCWA. 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.) Pipe should never be stacked on the bells as they could be damaged. Portion of Section 2102 . 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 moisture content at which a soil begins to behave like a liquid is called the liquid limit. Road and Bridge Standards. -z`a0y SCOPE. False. C. Section 014510 TESTING LABORATORY SERVICE. The exploration should extend to a depth equal to per foot of fill height or 8, whichever is greater. Fully insert pipe. Trench excavation, backfill, and compaction; Section 02250. ;5&6+Hv:#'Wg}]V.0;'|[c 9tD8XN[ |v(0|pemRS=v1VNc`j Effect of Rock-Sized Aggregates on Soil Compaction Results . Enrollment can be completed on through Germanna Community College or CCWA. 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 Contractor shall be responsible for all utility fees. 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. 794 (d), please call 800-367-7623. SECTION 15076 CEMENT-MORTAR LINED AND COATED STEEL PIPE. This website includes hyperlinks to sites neither controlled nor sponsored by VDOT or the Commonwealth of Virginia. (Make a Mark on Outside of Pipe) Moving pipe around after joining may cause pipe joint to work apart. In a rigid pipe, this zone has zero effect on the load carrying capacity. 16) What is the level of compaction required for pipe backfill? Fine particles are more sensitive to the presence of water than coarse particles. What is the minimum number of density tests that should be run on the backfill material? Personal Holding C, Civil Service Personal Background Evaluation, Revised 7/16. 0 <>/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>> - 2000, If you believe that this page should be taken down, please follow our DMCA take down process, Something went wrong! All of the MCS Certifications arevalid for five years and must be retaken every five years to maintain the certification. Consistency refers to the texture and firmness of a soil. General: Submit the following in accordance with The General Conditions. 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 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. VDOT Soils and Aggregate Compaction 2016v1.0 Chapter 1 | 1 The joint consists of a tongue (male end) and groove (female end) with no defining areas for gasket material placement. 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. 4) What is the maximum size a rock to be placed within 12 inches of a pipe? 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. Soils and Aggregate Compaction Technician MARTCP. 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. Culvert Profile. 12) How long after installation is complete can the video inspection can be done? Get the free VDOT Soils and Aggregate Compaction Description . All materials and workmanship, TABLE OF CONTENTS NO. (Zero Air Voids = ZAV). %%EOF 57 stone can be used as a backfill in the sub foundation. SECTION 02150 REMOVAL OR ABANDONMENT OF EXISTING UTILITIES AND UNDERGROUND STRUCTURES. 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. 2) 108 in. San Antonio Water System Standard Specifications for Construction ITEM NO. 4) Provide a minimum 0.5 to 1% longitudinal slope to enhance positive drainage. 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. Students are required to register for classes on the GCC and/or CCWA web sites. Test pattern is to begin after the first 4 lift above bedding and continue to 1 foot above top of the pipe. f$C@PbYV-Q5];b:N U0[ @{ Pollution Prevention Field Guide for Construction Activities. Exams are offered at various locations in Virginia. Provisions. Summary B. Submittals C. Site Information D. Sewer Pipe and Fittings E. Lateral Locations F. Lateral Installation G. Inspection Tee Installation H. Removal, SECTION 02630 PART 1 - GENERAL 1.01 DESCRIPTION A. 35 terms. The values are often affected by varying percentages of large aggregate which consultants and contractors do not usually put into consideration. 5) Why is lime used with soil? Lane provides the complete product line to meet all your HDPE drainage needs -, Chapter 3 CULVERTS Description A culvert is a closed conduit used to convey water from one area to another, usually from one side of a road to the other side. + (12 in. How many blows does each layer require? See the following table for VDOT recommendations. Conform to requirements of Section 01 33 00 Submittals. Description Storm drainage structure construction shall include, but not necessarily be limited to, furnishing and installing or, Installation PowerPoint for Grasscrete Formers 1 This document describes the two single-use tools utilized to create the Grasscrete product. The moisture content at which a soil can be compacted to its maximum dry density with the least amount of comparative effort is called the optimum moisture content. 5) Install pipe to grade 6) Compact structural bedding outside the middle third of the pipe 7) Place structural bedding in lifts 8) Complete structural backfill operation by working from side to side of the pipe, differential not to exceed 24 or 1/3 size of pipe. Fill Vdot Soils And Aggregate Compaction, Edit online. You do not have to place pipe bedding material down first when installing a UD 4. Try Now! The foundation is to be explored below the bottom of the excavation to determine the type and condition of the foundation. hb```f``2g`2X@Y809wCc cRBTK@S0UYB:d P&t%iV'XhS:Ku.0%7Q4~Av{iL^$x0%Prmc*700x\65;kYw;^(ew5efv] qKZS;\c zr Gg^tL)QMpJhzHrEO *~\,g -. \@%+TB)9~D ru^j:c;1JJ u]5ZU._] ueV^+/5 2016v1.0 Chapter 4 11, 12 Types of Joints for Concrete Pipe Tongue & Groove: A bell & spigot type joint with straight walls (flush bell). List components of edge drain systems 3. CATCH BASINS 7-3 7.4. True. 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. The camera must have the means to measure deformation/deflection of the pipe. SECTION 7- STORM SEWER 7.1. 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. 1. 1.02 REFERENCES, PART 1 - GENERAL Section 02702 SEWER PIPE INSTALLATION AND TESTING 1-1. The initial backfill of select Type I backfill protects the pipe during installation from impact damage and extends to the springline of the pipe. This happens because large pores more effectively move water downward through . STORM SEWERS. 7-1 7.2. SECTION LS 2530 SANITARY SEWERS. 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. 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. Washington, View Details - Municipal Corporation, Bathinda. Bell and Spigot: A pipe with a flared bell has the outside diameter of the bell larger than the outside diameter of the pipe. The mandrel shall be pulled through the pipe or culvert by hand with a rope or cable. Weigh clean dry container and record weight. endstream endobj 283 0 obj <> endobj 284 0 obj <> endobj 285 0 obj <>stream 1 (do not test 1st lift) = 2) = 14 tests required per 300 (Answer) Pipe Testing Frequency Example 2: Pipe Diameter = 36 in. 57 stone is not required; seat stone in trench. VDOT Soils and Aggregate Compaction: Chapter 2, VDOT Soils and Aggregate Compaction: Chapter 3, VDOT Soils and Aggregate Compaction: Chapter 4, VDOT Soils and Aggregate Compaction: Chapter 5, VDOT Soils and Aggregate Compaction: Chapter 8, VDOT Soils and Aggregate Compaction: Chapter 6. Students must bring valid ID & attend class in order to test. 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. 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. A. Soil compaction occurs when soil particles are pressed together, reducing pore space between them (Figure 1). 2e\o ngV10J6q`pp)|Hpm3@BF > endobj 298 0 obj <> endobj 299 0 obj <>stream x]mo8^AXIQ/Ivzvw8NjL{bs(JIeYy!E'b~t_,NO?Ob]/yI(24z\|D/__8yC2|A5ID Q^G{q}I4w4/.jYYL%o#'? The loosely placed center section of the bedding allows the pipe to seat itself and helps minimize point loads. AASHTO T180 The Moisture Density Relations of Soils using a 10-pound Rammer and an 18-inch drop. SECTION 02720 SANITARY SEWER AND STORM DRAIN SYSTEMS, Ohio Department of Transportation Division of Production Management Office of Geotechnical Engineering. We encourage you to plan accordingly and register soon, to allow ample time for your staff to meet all the requirements needed for recertification. large void spaces and is loosely compacted. The proctored 1 hour, 1-on-1 proficiency test is required to fully complete the VDOT Soils & Aggregate Compaction certification. For larger diameter pipe, >30 inches, embedment materials should be worked under the haunches by hand. Bierolson. At the engineer of record's. Links may open in a new window. 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* hbbd``b`~$CC`LZ eQ@dq ;&F d}0 Structure Earthwork: 02200. 7) Install the longitudinal perforated pipe at the bottom of the trench without bedding material. If your certification expires this year, you must successfully complete all requirements for the certification by completing an instructor-led or self-study course and any proficiency in the same calendar year. When standing water is in pipe foundation area, No. 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. What term describes the distribution of various particle sizes with the material? 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.