vdot soils and aggregate compaction pdf
STORM SEWERS. 7-1 7.2. 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. %%EOF 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. 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. (804) 523-2292. help@ccwa.vccs.edu. % + (12 in. The loosely placed center section of the bedding allows the pipe to seat itself and helps minimize point loads. A standard Video/ Digital Camera can be used. Inspect how the pipe is being stored on site to ensure no damage is being done to the pipe prior to installation. 2) 108 in. 6) Where can the typical underdrain drawings be found? protection. Structural Fill See Section (A)(2)(g) of the Road and Bridge Specifications for complete requirements for backfill material. 11) Backfill depth is at least equal to the diameter of the pipe. 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. 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. 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 . VDOT: Soils and Aggregate Compaction - Community College Workforce Alliance As stated earlier, soils are made up of many different types, shapes and sizes of particles. Senior Transportation Construction Inspector to join us in VDOT's Northern Virginia to inspect all phases of construction on highway construction and maintenance projects.To oversee, monitors . 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. . 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. Road and Bridge Standards. VDOT Soils and Aggregate Compaction 2016v1.0 Appendix C | 5 x; =@~fKJU >e A .E,fjd=| ^'(rN_92>#e' ?Ab t40 [$b3F l`fz>q!`\U1Dsb@2l P9 % ;5&6+Hv:#'Wg}]V.0;'|[c 9tD8XN[ |v(0|pemRS=v1VNc`j In a flexible pipe this zone must protect the pipe from distortions due to loading extend to 12 above pipe. Proper haunching provides support to ensure the pipe s strength is achieved. 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. This happens because large pores more effectively move water downward through . 32-02.05 Precast Manhole Sections and Castings. PDF Virginia Department of Transportation Soils and Aggregate Compaction The middle of the bedding, should be loosely placed and not exceed 8 inches. Verifying that the correct pipe has been delivered for the applications on your project. suzanna_gevorgyan. Municode Library The Contractor shall report findings of foundation exploration to the Engineer for approval prior to placing pipe. 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. 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. Description. Another option with the flared bell is the Modified Tongue & Groove, or Baby Bell which is a cross between a straight walled T&G and a Standard Bell it does not stick out from the barrel as far as a flared bell. For questions or concerns regarding MCS grades or certification status, contactus at MaterialsCertification@vdot.virginia.gov. Weigh clean dry container and record weight. These underdrains are segmented systems with outlets spaced at 250 to 350 feet. Test pattern is to begin after the first 4 lift above bedding and continue to 1 foot above top of the pipe. When backfill is below spring line of pipe, compact next to pipe first and work towards the trench wall. Please click on the course title to see the full course description. 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. Locate Utilities Prior to excavating the trench area, all utilities should be located by a qualified contractor. 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. 11 terms. 1. SECTION 02530 STORM DRAINAGE STRUCTURES. LD Instructional and Informational Memoranda. We also encourage you to contactJ. R. Noble at james.noble@vdot.virginia.gov to sign up for the MCS Managers report, which is offered to help you better track and manage progress throughout the year. If performed improperly, soil density settlement of the soil could occur and result in unnecessary maintenance costs or structure failure. This prevents disruption of the backfill envelope when removing the shoring or trench box. Length of run = 856 ft. (Pipe Diameter lift thickness) + (Fill above pipe lift thickness) (1 lift) = 3) (36 in. 4 in. Bethel Township Municipal Authority (BTMA) RESIDENTIAL SEWER CONNECTION MANUAL. The following drawing provides typical VDOT standards for pipe bedding and backfill. 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). 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 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. Soil compaction occurs when soil particles are pressed together, reducing pore space between them (Figure 1). Backfill and compaction shall be advanced simultaneously on both sides of the pipe. STORM SEWERS 402.01. PDF a/o May 2018 MATERIALS CERTIFICATION SCHOOLS FREQUENTLY ASKED QUESTIONS 1.01 Testing - General, June 2007 CHAPTER 7 - CULVERTS 7.0 CHAPTER 7 - CULVERTS 7.1 GENERAL, HDPE PRODUCTS QUALITY, PERFORMANCE AND ECONOMY COMBINED, Chapter 3 CULVERTS. 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. SECTION LS 2530 SANITARY SEWERS. Materials Overview for Business Transformation Office. Where appropriate, SECTION 5200 - STORM SEWER PART 1 - GENERAL 1.01 SCOPE: This Section covers installation of storm sewer mains and culverts. xZKs2>Ip P7[Sq9FoLLmJgl~K"5JtB2+!765nt-8\Gf._o{}E 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. Drop Inlet Backfill Frequency Example: Depth of Backfill = 9 feet Depth of Backfill (ft.) x 12 inches /foot = Depth of backfill in inches 1) 9ft. PurRoses 1. B. Excavate Trench Proper trench widths will allow for proper compaction alongside the pipe. Manhole, Frame, and Cover Installation (includes Drop Manhole) Additional Manhole Depth. 155 0 obj <>stream 13) Use vibratory plate with a welded foot to compact the aggregate backfill. The requirements for pipe material and installation in sewer and drainage collection systems. PDF Specifications (REVISED) - Virginia Department of Transportation pipe stiffness 65 psi) 6) An end wall for the protection of the outlet pipe. aggregate from the same source, or break up the material . endobj Heavily compacted soils contain few large pores, less total pore volume and, consequently, a greater density. 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. 'i$%qyI4[hmrZF 4Obz:;q"ZIE0~^I!)s6E@DCVj'1ey(IL#"`L.>G'@>{7&l0. 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 x]mo8^AXIQ/Ivzvw8NjL{bs(JIeYy!E'b~t_,NO?Ob]/yI(24z\|D/__8yC2|A5ID Q^G{q}I4w4/.jYYL%o#'? This website includes hyperlinks to sites neither controlled nor sponsored by VDOT or the Commonwealth of Virginia. 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 . 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 Certification Proficiency Exam 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? What are those two functions? Fill Vdot Soils And Aggregate Compaction, Edit online. See the following table for VDOT recommendations. Unsuitable or unstable foundations may be undercut and replaced with a suitable bedding material, placed in 6 lifts. 2016v1.0 Chapter 4 2, 3 Structural System Structural System Figure 4.2a: Reinforced Concrete Figure 4.2b: Flexible Pipe Culverts are generally designed for the loads they must carry after construction is completed. City of Seattle Supplement to the Specification for Road, Bridge and Municipal Construction, most current addition. (Make a Mark on Outside of Pipe) Moving pipe around after joining may cause pipe joint to work apart. 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). Wallace Montgomery hiring Inspector in Vienna, Virginia, United States Structure Materials C. Installation D. Inlets and Outlets 08030 INSPECTIONS AND TESTING. 8) A 36 inch diameter pipe, 290 feet long, is placed on a project as a drainage culvert. The joint consists of a tongue (male end) and groove (female end) with no defining areas for gasket material placement. The video camera inspection is to be conducted with a VDOT representative present. When backfill material is above the spring line of the pipe, start at the trench wall and work towards the pipe. large void spaces and is loosely compacted. 7) What is the maximum height of cover for a 48 inch pipe diameter Class IV concrete pipe culvert? %PDF-1.5 % 1.02 REFERENCE, CLEANING, INSPECTION, AND TESTING OF SEWERS PART 1 - GENERAL 1.01 SECTION INCLUDES A. 1. VDOT Soils and Aggregate Compaction 2016v1.0 Chapter 1 | 1 9) The outlet pipe is connected to the back of the end wall. 71 terms. f$C@PbYV-Q5];b:N U0[ @{ kYPPc^KZ\"}JT9VBd[ /Le UJs]VOk:SZ In this research work three methods of handling rock sized aggregates which include compacting the whole sample (method . Pipe Materials B. 129 0 obj <> endobj PDF Appendix E - Proficiency Checklists (REVISED) - Virginia Department of For written and proficiency exams, contact the community colleges to schedule either an in-person or remote exam. 0 ICC Soils Special Inspector Certification Test Training | SI Certs 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. To prevent sloping soils from becoming. 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. 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. Computation of U.S. After pipe installation and prior to backfilling, plugs shall be installed from the exterior of the pipe or box culvert and snugly seated. 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. Some courses also require that the proficiency be demonstrated at a VDOT approved locations. 794 (d), please call 800-367-7623. A trench at the edge of the pavement provides a cavity with the least resistance for water to flow and accommodate pavement drainage. 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. Hg`\CC t b 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. 4 in.) Other methods of stabilization, such as geo fabrics may be appropriate based on the engineer s judgment. 12) How long after installation is complete can the video inspection can be done? Soils & Aggregate CCWA $ 350.00 $ 250.00 Handson proficiency will be scheduled upon . Fine particles are more sensitive to the presence of water than coarse particles. True. 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 most common underdrains are known as UD 4 and UD 7. ), Index. Edit, 02150-1 of 6 SECTION 02150 REMOVAL OR ABANDONMENT OF EXISTING 02150.01 GENERAL A. And the pipe must provide structure, because if the ground above the pipe collapses then the pipe can no longer perform as a conduit. It should be reviewed by a qualified civil or geotechnical engineer, or landscape architect familiar with the site conditions. SANITARY SEWER SPECIFICATIONS OCTOBER 2003 HARVEST-MONROVIA WATER, SEWER, AND FIRE PROTECTION AUTHORITY SECTION 1.00 1.10 Purpose The purpose of this document is to assemble the sewer specifications, policies, SEDIMENT/STORMWATER MANAGEMENT BASIN CONSTRUCTION CHECKLIST For permanent structures per Delaware SCS Pond Code 378 and Delaware Sediment and Stormwater Regulations KEY PROJECT INFORMATION Item meets standard, LS 2540 SEWER LATERALS AND INSPECTION TEES A. 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. What is the minimum number of density tests that should be run on the backfill material? Fill out, edit & sign PDFs on your mobile, Description of vdot soils and aggregate compaction, Related Forms 57 stone is not required; seat stone in trench. # u In a saturated soil, the voids are entirely filled with water. Effect of Rock-Sized Aggregates on Soil Compaction Results 1.02 REFERENCES, PART 1 - GENERAL Section 02702 SEWER PIPE INSTALLATION AND TESTING 1-1. False. If you have questions, please provide us with the course title and number when e-mailing or calling. Drainage Manual. Unsuitable foundations must be stabilized at the engineer s direction. Bierolson. 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. The side is called the drainage side. Concrete Field 1. BOX 27032 RICHMOND, VIRGINIA 23273 PERMIT NO. 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. If the soils is 100 percent saturated and has low MC. Your one-stop source for VDOT maps, data and project info. Contractor shall be responsible for all utility fees. 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. 200 sieve (75 micrometers). 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? 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. 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. 15) What end of the pipe system do you start installation? Where applicable, pulleys may be incorporated into the system to change the direction of pull so that inspection personnel need not physically enter the pipe, culvert or manhole. VDOT Soils and Aggregate Compaction 2016v1.0 Appendix E | 9 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. Storm drainage piping, fittings, and accessories at proposed station areas and locations other than under and immediately adjacent, Beacon Hill Sewer District Standard Specifications Residential Gravity Side Sewer Including Design Criteria and Standard Construction Drawings Residential Gravity Side Sewer Design Criteria 1. 12) Backfill is usually placed loosely and heaped above the finished level. 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. 2) Mechanical compacting ram: If a mechanical compacting ram is used, it must be calibrated to produce results By using this site you agree to our use of cookies as described in our, You have been successfully registered in pdfFiller, VDOTSoilsandAggregateCompaction 3 CONSTRUCTIONANDACCEPTANCETESTING OFSUBGRADEMATERIAL LEARNINGOUTCOMES Understandtheimportanceofsubgradeandthedifferenttypesofsubgradematerial Understandthevarioustypesandmethodsofmechanicalandchemicalstabilization, VisitingProfessorofLaw,StanfordLawSchool(Winter;Spring2013);InezMilhol. The pipe should be stacked and chocked to avoid movement of the pipe. or structures. 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. 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. 3) 104 in. (500 grams) of soil. Soil compaction | UMN Extension - University of Minnesota Fillable Online VDOT Soils and Aggregate Compaction Fax Email Print Materials Division - Virginia Department of Transportation
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