Retaining wall specs Our MagnumStoneTM product is a large block, hollow core, wet-cast segmental retaining wall system that uses nearly half the amount of concrete per face foot when compared to traditional solid systems. ABOUT THE ANCHORPLEXTM SYSTEM The Anchorplex about system the is a anchoRPleXTM retaining wall built with AnchorTM system products and self-compacting structural backfill that meets Anchor The Anchorplex system is a retaining wall built with Wall Systems, Inc. Residential Retaining Wall App - NEW Use your smart phone or tablet to quickly estimate your retaining wall project. Shop Drawings: One digitally signed set of the retaining wall system design, including wall elevation views, geosynthetic reinforcement layout, pertinent details, and drainage provisions. 0 DESCRIPTION This work shall consist of Hilfiker ArtWeld Gabion facing, combined with welded wire soil reinforcement mats, creating an integral Mechanically Stabilized Earth (M. Shallow foundation walls are defined as B-100-1 and B-100-2 Masonry Fences and Masonry Retaining Walls IBC2018 02. 01 Description Work shall consist of furnishing all materials, labor, equipment, and supervision to intall a segmental retaining wall system to the lines, grades, design and dimensions shown on the plans, or as established by the owner or owner's engineer. The semi-gravity walls, such as cast-in-place concrete cantilever walls, develop resistance to overturning and sliding from self-weight and weight of soil above the wall A better way. Within The Source, contractors will find information pertaining to bridges, culverts and retaining walls, construction manual, erosion control, earthwork, pavements, special provisions, specifications, and sampling, testing, and inspection. The recommendations and guidelines presented here are intended to supplement detailed construction documents, plans, and specifications for the project. Also included are detailed cross section drawings and complete material estimate infor-mation you can bring to your local supplier that is provided. The Diamond Pro product comes with six Diamond Pro® 9D segmental retaining wall blocks are lightweight and easy to handle. At the engineer of record's discretion these specifications may be revised to accommodate site specific design requirements. 1° Pin system installation method Home - Concrete Masonry and Hardscapes Association Review the key requirements of ASTM C1372 for segmental retaining wall units, including compressive strength, absorption limits, dimensional tolerances, and freeze-thaw durability standards. With concrete block walls, block shape and block texture are also important considerations. (Permanent). The evaluation of new and more cost-effective retaining wall systems is performed through HITEC’s nationally-focused, earth retaining system (ERS) group evaluation program. for review and approval. Just like using a licensed plumber or electrician, using a certified waller helps to assure a good finished product. Find specifications for various Keystone structural units, systems and projects. Construction of any Retaining Wall with exposed height greater than 3’-0” (three feet) requires a permit. Standard walls display a natural split-face texture to complement any environment and, because they are made of concrete, are environmentally safe. PURPOSE This manual is intended to serve as a guide for the proper installation and construction of a Redi-Rock® retaining wall. The Highland Stone ® retaining wall features the original rear-lip locator for fast, accurate installation. CONSTRUCTION: Walls will be constructed in accordance with Specification Section 548 and the Wall Company’s instructions. Design Assumptions Friction angle (PHI) for earth pressure calculations of geogrid reinforced walls is evaluated at 26°, 30° and 34° only. Browse technical specs for more information. Fabrication Diamond Pro® retaining walls are a cost-effective solution for large-scale retaining wall . Engage and pay for the services of a Designer to design and develop Design Data for the retaining wall system. These specifications are currently being used in proposals by contractors, and are applicable for most dry stone retaining wall construction projects. 0 GENERAL Construct mechanically stabilized earth (MSE) retaining walls consisting of steel or geosynthetic reinforcement in the reinforced zone connected to vertical facing elements. 11. 01 SUMMARY This Section includes furnishing all materials and labor required for the design and construction of a precast concrete modular block (PMB) retaining wall without geosynthetic reinforcement. See BDM Sections 200 and 300 for additional design requirements of retaining walls. The gravity wall charts help determine the maximum possible gravity wall height before geogrid reinforcement is required. Retaining Walls The following is in the process of being prepared for possible inclusion into the RDM. 2. 01 Description Work shall consist of furnishing and construction of a County Materials’ Retaining Wall System in accordance with these specifications and in reasonably close conformity with the lines, grades, design, and dimensions shown on the plans. Most commercial VERSA-LOK projects are specified “Design/Build. For guidance, refer to Structure Construction’s Section 47, "Earth Retaining Systems," of the Bridge Construction Records and Procedures Manual, Vol. Specifications for Modular Segmental Retaining Walls The following specifications provide Allan Block Corporation's typical requirements and recommendations. Find key specifications to ensure proper design, material selection, and construction. Structural backfill The Redi-Rock Design Resource Manual (DRM) is the ultimate guide for designing Redi-Rock retaining walls. These steps are uniform in size and dimensions and are a great addition to any retaining wall project. 1 Scope Explore Allan Block's Specification Manual for segmental retaining walls. Mar 2, 2009 · Allen Block Modular Retaining Wall Systems Specification Guidelines The following specifications provide Allen Block Corporation’s typical requirements and recommendations. For other soil type analysis, refer to the KeyWall® design software program or consult with a qualified engineer. These helpful details will help engineers and installers understand what's possible with Redi-Rock retaining walls. All items included in the construction of the retaining wall shall conform to this Special Provision, the Tennessee Department of Transportation Standard Specifications for Road and Bridge Construction, henceforth referred to as the Standard Specifications, American Society for Testing Materials Standards (ASTM), Federal Highway Administration (FHWA) Technical Publications, the current edition Explore detailed specifications for Allan Block modular segmental retaining walls in terraced applications, including materials, geogrid reinforcement, installation, and construction guidelines. ), Drainage Study, clearance diagrams, and utility information/exhibits; the Industry shall include remarks in the comment section noting the type of document being uploaded. Feb 12, 2018 · A retaining wall may be formed by building a standard wall with carefully laid back-fill. Section 1 Part 1: General Explore the clean, contemporary look of large-scale snapped limestone with Rosetta Hardscapes Grand Ledge landscaping walls. It includes everything you will need to design walls using Redi-Rock products. If present, consider in design and analysis and locate manholes and drop inlets as shown on wall elevations. Specifications for retaining walls include materials of construction and dimensions. For site 1. Retaining walls must be constructed in strict conformance with the details contained herein. ’s specifications, and that is backed by AnchorTM engineering support tools developed by Anchor Wall Systems. For site Retaining walls must be constructed in strict conformance with the details contained herein. Following professional demand, the 8” high version was developed and introduced as the Pro Series. !! ! 1. 03. Specification Guidelines: Allan Block Modular Retaining Wall Systems The following specifications provide Allan Block Corporation's typical requirements and recommendations. A retaining wall may be used where site constraints will not allow slope shaping and seeding to stabilize an area. Feb 4, 2022 · A retaining wall is a structure designed and constructed to resist the lateral pressure of soil, when there is a desired change in ground elevation that exceeds the angle of repose of the soil. The Diamond Pro® retaining wall systems create flexible, cost effective solutions for a broad range of large commercial, municiple and residential retaining walls. At the engineer of record’s discretion these specifications may be revised to accommodate site specific design requirements. At 7" tall, 4' long, and 26" deep at their widest, these stairs are a great value and a great stair solution. Jul 18, 2025 · A retaining wall is a structure that supports a differential height of earth on either side or retains earth laterally. Features & Benefits: Rear-lip block makes installation fast and accurate Gravity walls can be built up to 4 feet high, including embedded course, but excluding the cap* Setback/System Batter: 1″/7. The purpose of this manual is to provide generic design guidelines for segmental retaining walls (SRW) constructed as gravity structures and as geosynthetically reinforced soil segmental retaining walls. Use of this standard design is at the user’s risk and carries no implied or inferred guarantee against failure or defects. The mortarless, yet structurally interconnected, Keystone units also permit water drainage Classification of retaining walls: Following are the different types of retaining walls, which is based on the shape and the mode of resisting the pressure. 20. This Information Bulletin provides general requirements and specifications for the construc-tion of standard CMU block walls of various height, thickness or footing Measurement of segmental retaining wall for payment will be made on the basis of the face area in the vertical plane of segmental concrete units. However, in some regions many retaining walls are “single skin” only, whereby only the outer face is built up, back-filling as work proceeds, using carefully placed stones of sufficient size to support throughstones. This form outlines the County’s minimum requirements. Classification of retaining walls: Following are the different types of retaining walls, which is based on the shape and the mode of resisting the pressure. Find durable and aesthetically pleasing solutions for your next retaining wall project. Once a retaining wall system is on the Approved Retaining Walls List, the wall vendor shall provide standard details and specifications showing facing unit, earth reinforcements, connection devices, leveling pad, coping, traffic barrier, etc. , "The WHITEBOOK"). Discover design resources and construction guides for retaining walls: gravity, MSE, cast in place, and more. The six-inch system allows for a wide range of design possibilities for your outdoor hardscape. While fill walls can be built in cut situations, the opposite is not true for all cut walls. The dependable, preferred choice for decades. Construction of retaining walls, except those less than 3 feet in height and not supporting surcharge, requires a permit and is regulated by the current California Building Code (CBC) as amended and adopted by the County of San Diego. The unit's solid construction and unique pinning system provide an endless array of design options, hardcore durability and the fastest, easiest installation available. The Source is the Georgia Department of Transportation's online reference for contractors. Welcome to our comprehensive guide on NZS 3604 retaining walls, where we dive into the vital standards set forth by New Zealand’s building code for constructing safe and durable retaining walls. Ensure that items used to construct the mechanically stabilized embankment retaining walls but not mentioned in this Specification conform to the applicable sections of the Standard Specifications. We can provide quality and performance to any project with our complete line of products. Section 2 Part 1: General 1. The pay lines of the structure will be neat lines taken off the approved shop drawings; and will extend from the block-leveling pad interface to the top of wall, excluding any fencing or barrier. Connection between block units uses straight fiberglass pins. For many commercial or government agency VERSA-LOK projects, you'll need proper wall project specifications of planned construction to ensure a successful project. The environmental and economical advantages of the pre-cast hollow block MagnumStoneTM product are unprecedented in the retaining wall industry. S. Work shall be done in accordance with these specifications and in reasonably close conformity with the lines, grades, design and SIGMA WALL Cambridge Products Color Selection Guide Sigma Getting Started Guide (8. Apr 12, 2024 · Structures: Detailed drawings for all track structures (bridges, drainage structures, retaining walls, shoring, receiving pits, concrete loadout slabs, buildings, etc. Bidders attention is called to the fact that EVERGREEN retaining wall units are the basis for this specification. Murata™ Gravity Retaining Wall Specifications Paving Stone & Retaining Wall Systems Made for the Northwest. Included are: product standards, installation and water man-agement procedures, design details CornerStone Solutions offers 6 different retaining wall block units for you to choose from. For contours that shape new environments and colors that blend with the surroundings, the natural choice is Diamond Pro blocks. The companion form PDS #084 provides information on retaining walls with level backfill. DIAMOND PRO® PS SMOOTH FACE RETAINING WALL REFINED, MODERN APPEARANCE WITH THE STRENGTH OF THE DIAMOND PRO RETAINING WALL SYSTEM E AT U R E S & B E N E F I T S Pin system installation method Large cores for ease in handling Ease of installation with oversized pin aligning cores Alternate designs may be possible when provided with an engineered analysis. Specification Guidelines: Geogrid Reinforcement Systems The following specifications provide Allan Block Corporation's typical requirements and recommendations. The following specifications will provide assistance to a broad range of professional retaining wall designers. Keystone Design Manual & KeyWallPRO Operating Guide: Updated in 2020, it concisely describes the retaining wall design components and related design theory based on accepted engineering principals and concepts. Cambridge Sigma 8 Guide to Building Engineered Retaining Walls 730. Once the wall system is approved, the wall system can only be used when designed and Dec 21, 2017 · ©2025 Verti-Crete LLC, All Rights Reserved. · Payment for the retaining wall shall include all labor, equipment and materials necessary to complete the wall in its entirety including the excavation, temporary sheeting and shoring, foundation preparation, except undercut and replacement, the concrete leveling pad, the MegaWall MSE System, structural backfill material and any barrier as Section 47 Earth Retaining Systems 4-4701 General Earth retaining systems include mechanically stabilized embankments, Type 6 retaining walls, and alternative earth retaining systems. Jan 8, 2024 · Alternate retaining wall designs may be possible when provided with an engineered analysis. E. Many wall performance problems can be traced back to the quality, strength, moisture, and density of the in-situ or compacted backfill soils. Advantages Unilock retaining wall systems offer a great variety of advantages over all other types of retaining wall products: The Wall Supplier, or Applicant, may be either a) the owner of a retaining wall system or a representative on behalf of the PRWS owner for the purpose of obtaining ODOT approval, b) the Design Engineer, working with a specified Fabricator, or c) the Fabricator, working with a specified Design Engineer. Forix (APL Product) Vendor: Earth Wall Products Model Number: APL Number: 548-000-033 Specification: Retaining Wall Systems Product Type: Retaining Wall System BABA Eligible: Eligible Limitation: Must be provided from a Qualified Producer with current QC Plan Comment: Approved for wall types 1A, 1B, 1C, and 1D. Rear-lip block Standard Specifications for Dry Stone Retaining Walls When it comes to building, make sure to specify that the work is done by Certified Wallers. THE ATTACHED DESIGN DRAWINGS AND DETAILS ARE BASED ON THE ASSUMPTIONS THAT THE MATERIAL WITHIN THE REINFORCED SOIL VOLUME, METHODS OF CONSTRUCTION, AND QUALITY OF PREFABRICATED COMPONENTS, MEET FLORIDA DEPARTMENT OF TRANSPORTATION STANDARD SPECIFICATIONS FOR PERMANENT RETAINING WALL SYSTEMS. You can be confident you are making the right choice with any Allan Block product. Maximum wall height for roadway support is 12 feet. The importance of using a skilled and certified waller cannot be over emphasized. Specification for Geogrid Reinforced Retaining Walls The following specifications provide Allan Block Corporation's typical requirements and recommendations. Not only straight retaining walls, but also curves, corners, columns, stairs and freestanding walls are possible with the Discover Allan Block's best practices for typical retaining wall construction, covering material inspection, soil requirements, wall rock guidelines, and more for durable and effective wall solutions. We're here to help guide you for the best outcome. pdf B-103 SFR Covered Patio Heavy Roofing Material IBC2018 09. For site Jul 10, 2025 · 4. A retaining wall is built to hold back a bank of earth where there is a change of grade. e. A registered professional engineer licensed in the state of wall installation shall sign and certify that the shop drawings are designed in accordance with the project civil plans and specifications. Rigid Gravity and Semi-Gravity Walls: These walls are often constructed of reinforced concrete, un-reinforced concrete, or stone masonry. Section 2: Design of Wall System Evergreen Units: The wall consists of precast concrete elements with a face vertical or battered 3 to 5 vertical to 1 horizontal. Use fill type walls in embankment filling situations. The VERSA-LOK Standard Retaining Wall System is a permanent, attractive, preferred alternative to ordinary retaining wall types. A retaining wall may be formed by building a standard wall with carefully laid back-fill. The goal is to provide formatted specification sheets that summarize information published by Allan Block and other relevant publications, as well as provide a comprehensive document for most applications which utilize mortarless concrete block as a component of a segmental retaining wall. Allan Block Allan Block is a leading provider of patented retaining wall systems. Receive a detailed presentation showing the different retaining wall collections that you can choose from for your project. VERSA-LOK retaining walls deliver flexibility, attractive facing options, and cost-effectiveness, making them the perfect solution for residential landscaping. Apr 21, 2015 · A leader in segmental retaining wall design The following pages will provide assistance to a broad range of professional retaining wall designers. This Guide reflects a compendium of contemporary knowledge collected over several decades that highlights practical, field-proven solutions using segmental retaining walls (SRWs). 1. A copy of these retaining wall details is required to be on the job site and available to the inspector during the construction and inspection process. !! 1. With 100 million+ units sold; Diamond Pro is the #1 choice for commercial wall blocks. Shop Drawings: Four (4) sets of the retaining wall system design, including wall elevation views, geosynthetic reinforcement layout, pertinent details, and drainage provisions. The manufacturing representative is available to assist and train the con ractor and inspectors as requested and when necessary. Design Product Specifications The Keystone Standard III Retaining Wall Block is designed for larger, structural retaining wall applications. Revised 2024 This Guide, Segmental Retaining Walls Best Practices Guide for the Specification, Design, Construction, and Inspection of SRW Systems, Alternate retaining wall designs may be possible when provided with an engineered analysis. Engineering specifications for permanent MSE retaining wall systems, including design, materials, construction, and shop drawing requirements. This Information Bulletin describes the procedures for obtaining a permit to build a retaining wall using the city of San Diego's standard drawings and specifications per Information Bulletin 221. Our Redi-Rock stairs can be used alone or with an accompanying retaining wall. 10) This standard retaining wall is NOTdesigned to support surcharge loads from motor vehicles or any other structure(s) nor can it be used on, or adjacent to, a property line. The Diamond® Wall System is the gold standard for residential retaining walls. With a rough-hewn face style, it gives landscapes substance and stability. First developed in the 1990s, the Diamond Pro Series quickly became contractors’ preferred wall block for large-scale walls. Use precast concrete panels for vertical facing elements and coarse aggregate in the reinforced zone unless noted otherwise in the plans. The reinforcement length defines the width of the reinforced soil mass and may vary with wall height along the length of wall. Alternate wall systems will not be considered. The rigid gravity walls develop their soil retaining capacity from their dead weights. ENGINEERED RETAINING WALL How To Build An Engineered Retaining Wall And Obtain A Stamped Drawing For Submittal To A Local Municipality. The various wall types and their classifications are summarized in Exhibit 730-1 through Exhibit 730-6. ) Retaining Wall structure constructed in accordance with these specifications and in reasonably close conformity with the lines, grades, design and dimensions shown on the plans or established by the Owner’s Allan Block has all the products, colors, ideas and resources you need to design and build retaining walls for architects, designers, contractors and homeowners. The walls may use a volume of select fill with tensile earth reinforcements distributed throughout, or may use only the facing unit and unit fill weight for support. Provide reinforced concrete coping and pile sleeves as required. Precast modular block retaining wall blocks under this section shall be cast utilizing a wet-cast concrete mix and exhibit a final handling weight in excess of 1,000 pounds (450 kg) per unit. This technical specification manual will allow a wall designer to source and reference specific information for use in developing project documents. Because of its size and design flexibility Retaining Wall: A landscaping technique intended to change the contour or grading of the lot. Gabions are filled with stones at the project site to form flexible, permeable, monolithic structures such as retaining walls, channel linings and weirs for erosion control projects. Design retaining walls, including bridge abutments, wing walls, and culvert headwalls, in accordance with BDM Section 307 and AASHTO LRFD Section 11. Well-suited for walls, steps, planters, and patios Use concrete for retaining walls that conforms to the requirements of Table 1 unless otherwise shown on the plans. The!following!standards!and!specifications!listed!below!form!a!part!of!this!specification!where!applicable. The purpose of this Technical Data Sheet is to provide sufficient detail to enable the correct design and construction of either log or sawn (or combinations) timber retaining walls in residential applications. Part 1: General 1. To locate an NPCA producer member please click on the followi Oct 8, 2024 · Learn the basics of building a retaining wall—from common problems as well as the different types of materials to choose from, such as concrete, timber and stone. Our wall blocks are perfect for any landscaping project. Our original, most popular unit, the Standard unit is the backbone of VERSA-LOK retaining wall systems. Sep 21, 2020 · In San Diego County, it's important to obtain a permit for many remodeling services, including retaining walls. Stone!and!Concrete!Retaining!Wall!Units. These technical specifications will allow a wall designer to source and reference specific information for use in developing project documents. 04 System Description Design Requirements - Design the retaining wall system in accordance with the design guidelines presented in Design Manuals for ULTRABLOCKTM Gravity Wall Systems, 2008 provided by Ultrablock, Inc. DESIGN/ESTIMATING CHARTS This section contains Keystone's design/estimating charts for Keystone Standard® and Keystone Compac® gravity walls or geogrid-reinforced walls. For fill Jan 1, 2022 · These drawings shall be used in conjunction with the latest City adopted editions of the Standard Specifications for Public Works Construction (i. RETAINING WALL BLOCK SPECIFICATIONS professional for recommendations regarding your specifi c installation. 8 MB) Cambridge Sigma 8 Guide to Building Engineered Retaining Walls Sigma 6 Wall Test Results Sigma 8 Wall Test Results Radiuses for Cambridge Wallstones 1. B-100-1 and B-100-2 Masonry Fences and Masonry Retaining Walls IBC2018 02. Aesthetically, the DIAMOND PRO PS INSTALLATION INSTRUCTIONS STAKE OUT THE WALL • A surveyor shall locate the proposed base of wall location. pdf Explore detailed product specifications for No-Fines Concrete in Allan Block retaining wall systems, including material requirements, mix design, and construction guidelines. There are diferent types of retaining walls, and not all require a building consent. COUNTY STANDARD RETAINING WALL-Footings, forms and steel will be the first inspection, verify footings, forms and steel are located according to the approved plans. pdf B-102 SFR Covered Patio Light Roofing Material IBC2018 09. Download DOC files for standard, tri-plane, Victorian, regency, hewnstone, stonegate and country manor units. Homepage > Redi-Rock® retaining wall INSTALLATION Guide 1. 11) Type & color of block and/or finish shall match and/or be compatible with the surrounding properties. ASTM The Stone Trust has written detailed Engineering Specifications for Dry Stone Retaining Walls. Nov 20, 2014 · About Us Allan Block is a leading provider of patented retaining wall systems for large-scale commercial, industrial, roadway and residential projects. PRODUCT INFORMATION Architects, engineers and contractors are choosing the Diamond Pro® retaining wall system to create flexible, cost-efective solutions for a broad range of large commercial, municipal and residential retaining wall projects. Large gabion walls with step slopes behind and or buildings above, will require an engineers design as the simple 2:1 stability ratio no longer applies Retaining wall design, takes into account, site conditions, soil types and loads above and behind the retaining wall. General Discussion Flexible cantilevered or anchored retaining walls are defined in this document to include temporary or permanent flexible wall systems, or shoring systems, comprised of sheeting or soldier piles and lagging. Standard CMU Block Wall Detail The purpose of this Information Bulletin is to assist owners and builders who may choose to erect simple freestanding concrete masonry unit (CMU) block walls using the Department’s standard detail. For location and alignment of retaining walls, see Wall Control Drawings. Access Allan Block’s standard product specs chart for retaining walls. Retaining Walls with exposed heights of 24” (twenty-four inches) or greater with surcharge or problem soil shall be With the implementation of AASHTO Load and Resistance Factor Design (LRFD) Bridge Design Specifications (AASHTO Design Specifications) a new set of Earth Retaining Systems (ERS) have been produced and published as Standard Plans or Revised Standard Plans. B. CONSTruCTION rESPONSIBILITIES Precast Retaining Wall Dealer cedures, contract documents, plans and specifications. The companion form PDS #083 provides information on retaining walls with sloping backfill. Our Resource Guides offer critical insights for government officials, healthcare providers, and educators seeking to expand their expertise. For over thirty five years Allan Block has been bringing innovative products to the landscape community. pdf Part 1: General 1. An anchored system may include the aforementioned shoring systems supported by grouted tieback anchors, anchors to a deadman, rakers to a foundation block or braces The specifications dictate the minimum percentage of compaction in relation to the maximum density determined in the lab, that is required for the retaining wall volume (reinforced mass). pdf B-101 Masonry Fences with Wrought Iron IBC2018 09. 21. Engineering specifications and product data sheets for concrete retaining walls, landscaping walls, columns, steps and pavers. This article serves as your go-to resource for understanding the specifications, materials, and practices recommended under the NZS 3604:2011, ensuring your construction projects not only meet legal Gravity Walls One of the most basic types of retaining walls, the gravity wall, relies on unit weight, depth, and setback to resist the earth pressure that is attempting to move the structure in a lateral direction. It's the contractor’s choice for large-scale projects, such as tall walls, DOT projects (approvals vary by state), commercial developments, water applications and other critical wall needs. For walls with level surcharge, and retaining normal weight fills behind the reinforced zone, the minimum l The Diamond Pro ® retaining wall system is an ideal choice for large-scale projects. Retaining walls can be built from mortared block or stone, cast-in-place concrete, railroad ties, gabions, and more recently Work shall consist of furnishing and constructing a Rockwood Classic 8TM unit segmental retaining wall in accordance with these specifications to the lines and grades shown on the construction plans and drawings. Concrete Block Wall. 01(1) Retaining Wall Classifications Retaining walls are generally classified as gravity, semigravity, nongravity cantilever, or anchored. 01 SUMMARY This work shall consist of furnishing and constructing a Mechanically Stabilized Earth (MSE) segmental retaining wall system having high molecular weight, high tenacity polyester geogrids positively connected to Segmental Concrete Facing Units. Find retaining wall construction details for wall design and installation. A retaining wall that uses machine-made, precast concrete block units as facing elements. Mar 1, 1994 · Standards and Specifications Standard Plans Section 600 MICROSTATION FILES 600_01_01_2026 The Diamond 9D retaining wall system has the advantages of a lighter weight and softened contours. 2 Discover the versatile AB Collection of retaining wall blocks from Allan Block. Work shall consist of furnishing and constructing a Rockwood Classic 6TM unit segmental retaining wall in accordance with these specifications to the lines and grades shown on the construction plans and drawings. A retaining wall must be designed to:. Access technical specs, checklists, and design guidance for durable, efficient wall construction on commercial projects. Keystone units are able to resist lateral pressure with their weight and embedment depth. Verify the wall location with the project supervisor. Highland Stone Freestanding Wall complements the retaining wall, offering almost endless capabilities. Features & Benefits: Can be used to create straight or curved walls. The wall foundation includes areas underlying the leveling pad and the reinforced volume. ” The first step in wall selection is to determine whether a wall will be built in a cut or fill situation. 3 Reinforcement Length obal stability. , "The GREENBOOK") and the accompanying City Supplement included in the City's Standard Specifications for Public Works Construction (i. (801) 571-2028 Backfill Soil Specifications The successful performance of reinforced soil wall structures is largely attributable to the quality of the soils involved and the contractor's experience with soils and structural fill construction. The construction of fill walls in cuts requires additional excavation behind the face of the wall and, possibly, temporary shoring. The information was deemed important so that it is incorporated in the Design Scene for designers information. Slope areas that demonstrate seepage problems or experience erosive conditions at the toe can utilize retaining walls to help stabilize these areas.