Advantages: With the right soil and site conditions, a rapid and economical means of constructing earth retention support systems and retaining walls. Includes 1 year of full technical support and updates. Last but not least, SnailPlus is the only software that produces a full printable report of all design calculations. graphically. 0000006653 00000 n 0000005809 00000 n For certain conditions, soil nailing offers a viable alternative from the viewpoint of technical feasibility, construction costs, and construction duration when compared to ground anchor walls, which is another popular top-to bottom retaining system. Developed following: AASHTO LRFD Bridge Design Specifications, 7 th Edition. Soil nails do not act individually, but as a complete nailing system. b;:5j9jS@?zKz4{@8z Gqrp5J.dzw3W[t&p\=d)tYO5KOiW,le'z&e |Ld@SM\ Thermal design of foundations to avoid frost heave, PAS 128:2014 Specification for underground utility detection, verification and location, BS 5930:2015 Code of practice for ground investigations, BS 6031:2009 Code of practice for earthworks, BS 8004:2015 Code of practice for foundations, BS 8102:2009 Code of practice for protection of below ground structures against water from the ground, Eurocode 7 Geotechnical design Part 1 : General rules, Eurocode 7 Geotechnical design Part 2 : Ground investigation and testing, Eurocode 7 Geotechnical design Part 3 : Design assisted by fieldtesting, EN 1536:1999 Execution of special geotechnical works - Bored piles, EN 1537:1999 Execution of special geotechnical works - Ground anchors, EN 1538:2000 Execution of special geotechnical works Diaphragm walls, EN 12063:1999 Execution of special geotechnical work Sheet-pile walls, EN12699:2001 Execution of special geotechnical work Displacement piles, EN12715:2000 Execution of special geotechnical work Grouting, EN 12716:2001 Execution of special geotechnical works Jet grouting, EN 14199:2005 Execution of special geotechnical works Micropiles, EN14475:2006 Execution of special geotechnical works Reinforced fill, EN 14679:2005 Execution of special geotechnical works Deep mixing, EN 14490:2010 Execution of special geotechnical works Soil nailing, EN14731:2005 Execution of special geotechnical works - Ground treatment by deep vibration, EN15237:2007 Execution of special geotechnical works Vertical drainage, EN 14991:2007 Precast concrete products. Soil nail walls may not be appropriate for applications where very strict deformation controlis required for structures and utilities located behind the proposed wall, as the systemrequires some soil deformation to mobilize resistance. Nikolaos Lesgidis, Lead Software Developer. No comments yet. We can include extrnal surcharges fast on the soil surface or on the facing directly, include seismic loads, examine extreme events, use custom soil surfaces (non horizontal stratigraphy) and more. It creates less noise and traffic obstructions. Soil nailing technique used to reinforce soil to make it more stable. 0000146196 00000 n 0000253267 00000 n 0000176510 00000 n SAS is the world leader in the production of thread bar systems for soil nail applications, and is dedicated to the continuous improved devel-opment of products for the industry. 0000010523 00000 n Want to have SnailPlus on cloud? hbbd```b``m`!d"HE H2zm7H{iw R~w h8# : The facing status can change on the model area with a click in any stage. 0 SnailPlus can generate extensive reports for all examined design sections and construction stages. 0000013673 00000 n Measured total deflections of soil nail walls are usually within tolerable limits. The Wizard creates the modelautomatically, saving us a lot of time and effort for the initial creation. 4 anti-corrosion compound. 3 sealing rings. While soil nailing is also available in our DeepEX software program, SnailPlus was created to bring all the necessary capabilities into one package. Soil nail walls are typically equivalent in cost or more cost-effective than ground anchorwalls when conventional soil nailing construction procedures are used. 0000255142 00000 n In the high ground stress underground works, some geological conditions like soft surrounding rock, fractured zone and great deformation are very common.So at that time a targeted product is more valuable and emergency. Typically, soil is excavated in 1m to 2m deep stages. to make it more stable. endstream endobj 13 0 obj <>stream 0000001956 00000 n o7vinhIOU ! ;zl",{:C,n++V %A-Y(YOpw::M %%EOF %PDF-1.6 % This method of Soil nailing is for the temporary stabilization of soil. Some of these advantages are described below: Some of the potential disadvantages of soil nail walls are: See howSnailPlusprepares all calculations and equations according to FHWA (ASD and LRFD) standards! The pullout resistance and displacement performance of reinforcement have significant effects on the safe and economic design of a reinforced-soil system. FHWA A-SA-96-069R Please use this spreadsheet along with Charts provided in the above report Prepared by: hybridwall Title Example from FHWA-RD-89-193 Date January 3,2006 Units upper ranges. The WinLoG extension module of GaeaSynergy can be used to quickly and easily create, edit and print boring logs, borehole logs and well logs for a variety of industries. B/ ;Eu>Q1PNKOg7. Learn how the software works by our leading experts and Save Time and Effort! SnailPlus is an extremely user-friendly software, which offers an interactive model interface. endstream endobj startxref Methods of stability analysis are detailed in Publication No. GEO5 enables comparison of two independent solutions. 105 83 Soil nailing essentially involves reinforcing and. Ungrouted soil nails are also possible if nails (or steel sections) are driven into the ground. 0000146865 00000 n All modules are easy to understand and you can achieve very good results after a short time. (FH) Kristin Retzlaff, co-owner, BR.ING Baumgarten+Retzlaff Ingenieure GbR, Verification analysis can be performed employing, EN 1997 option to choose partial factors based on, Arbitrary number of inserted forces (anchors, safety fences, etc. SnailPlus is our soil nail analysis software. In order to review the full latest version, we can always arrange a FREE online presentation! Repair and reconstruction of existing retaining structures. B.3.1 The design of a soil nail concerns mainly the ability of the nail: B.3.2.1 There are three main aspects influencing the performance of the soil nail structure: B.3.2.2 The pullout resistance of the soil nail can be determined, either by estimation from measured ground properties (laboratory tests or field tests), or established directly from measured properties (nail load tests). Many companies including deparments of transportation such asTexas DOT,WASH-DOT, GZA, Hayward Baker, ESC Limited, D'Appolonia, Berkel Construction, and more! stable and able to retain the ground behind it. This is the place for all your civil engineering spreadsheets. Soil nail walls consists of installing passive reinforcement (i.e., no post-tensioning) in existing ground by installing closely spaced steel bars or sections (i.e., nails) and placing a front face support. 0 SnailPlusglobal stability ofslope surfaces (simple or reinforced with soil nails). CONTACT US. Evaluate The Stability Of Bentonite Slurry Trenches And Panels. 0000049325 00000 n Fine spol. Let us help you get the most out of our software programs by attending our FREE online software presentations - webinars! Structural Steel Design. The nails' diameter is between 19mm to 25mm, and the nail spacing is 1 to 1.2 m. 3. hbbd```b`` DH The Wizard creates the modelautomatically, saving us a lot of time and effort for the initial creation. The software allows us to examie all construction stages, and we can locate the most critical slope surface, the slope stability saftty factor and the soil nail - head plates - shotcrete facing results in each stage. In addition, nail spacing ranges between 1 m and 1.2 m. Self Drilling Technique. SnailPlus is our slope stability analysis and soil nail wall design software. sales@deepexcavation.com. sales@deepexcavation.com. This page was last updated on 4 January 2021, Circular+Active and Passive wedge analysis, Include all design sections of the excavation into one file. sales@deepexcavation.com. 0000006108 00000 n Please check whether your browser is not blocking reCAPTCHA. The maximum weight for each of the four criteria is less than or equal to 8. The software provides several, All items on the model area (boring, soil nails, facing) can be accessed and their properties can be d, Get your SnailPlus license directly below with subscription to Deep Maintenance (fee from $450 - applies after 12 Months. ) The ultimate software program for slope stability and soil nailing. B.3.4.1.2 The protection against corrosion of steel elements in a nail shall take into account the aggressiveness of the environment, the nail type, the type of load (tension or compression), the type of steel and design service life required. 0000006604 00000 n %PDF-1.6 % In SnailPlus we can select ACI and FHWA specifications for the structural design. Structural and Geotechnical design of deep excavations, foundation pile systems, soil nail walls, pile verticality inspection, inclinometer readings monitoring and more! 1.2. 0000176011 00000 n startxref Bridge Design Aids 3-9, Soil Nail Wall Facing Design Structure Technical Policy 11.23 Design Criteria for Soil Nail Wall Facing. Specifications. SnailPlus performs checks on the soil nail head plates. Axial, lateral, settlement, structural and geotechnical analysis options. Get immediate access to all software features and exclusive materials! The reinforcement is installed into the slope face of in-situ ground, whether natural soil or an existing fill, stabilising such material. 0000189644 00000 n 8 protection cap. The limiting values for the overall structure shall comply with the requirements of EN1997. The software has an understandable operation and applicability. These case studies present a typical design method used for soil nail walls. 0000004459 00000 n In this technique, soil is reinforced with slender elements such as reinforcing bars which are called as nails. The reports in SnailPlus are totally customizable - the end user can always select all the report sections included in the final report. Figure 2: Typical soil nail head plate and shotcrete details (US Practice). 0000006408 00000 n soil nail design spreadsheet. ), Internal stability analysis (overturning, slip, bearing capacity of foundation soil), General shape of terrain behind the structure, Stability along straight or polygonal slip surface, Add and edit unlimited images from the analysis, Pictures automatically update to show results based on current settings, Construction stages can be inserted (All Programs). sales@deepexcavation.com. For a soil nail wall the general construction procedure involves: a) Excavate for the first nail (soil must be sufficiently self standing) b) Install the 1st nail. f) Excavate to next soil nail level, and install next soil nail, shotcrete etc. In the software we can either use Service Limit State or Ultimate Limit State methods. hb```e``*qB 8700G . 0000008282 00000 n GEO5 enables to transfer data between individual programs. Soil Nail Wall Design and Function. 10.3.1 Limit Equilibrium A soil slope is commonly analyzed based on Limit (or force or moment) Equilibrium methods that measure its stability by a factor of safety (FS) (ie. You agree that you bear sole responsibility for your own decisions to download or use any of the software listed. B.3.4.2.1 The required design life for a particular situation may be achieved by a variety of methods or combination of methods. You can always upgrade for extra licenses! SnailPlus performs checks on the soil nail head plates. In SnailPlus we can create an unlimited list of soils and define all soil properties quickly. 3 main soil layers are identified to be present. After each excavation stage, near-horizontal holes are drilled into the exposed face at typically 1m to 2m centres. This spreadsheet was developed based on the FHWA Method presented in Publication No. (07) 3208 1158 info@ischebeck-titan.com.au. * Drainage filters and drainage pipes are also commonly installed during construction. The rate of degradation depends on the electro-chemical environment in the ground, the material of the reinforcement, its temperature and stress level. You can always upgrade for extra licenses! Design Single Slopes and Stepped Soil Nail Walls. If soil nails are below the groundwater table, and the groundwater does not adversely affect the face of the excavation, the bond strength of the interface between the grout and the surrounding ground, or the long-term integrity of the soil nails (e.g., the chemical characteristics of the ground do not promote corrosion). The purpose of this manual is to facilitate the implementation ofsoil nailing into American transportation design and construction practice and to provide guidance for selecting, designing, and specifying soil nailing for those applications to which it is technically suited and . *Gpt7f4f-6bQPL@uu,rj[E#"itTxnOe.fV T',ug8k2>|9kl`M5,Go l;[*w53-ke\je\*Lo3~t}-V&I%ElzX~ZT-i:uQsz 9_>sG UJ8Ux\dMF*KISx~7 xdB18UVDb.555\h(IDe,^hRG *Y5}q# All items (shotcrete facing, soil nails, borings, loads etc) can be graphically added on the model area. Self-drilling soil . Soil nail wall excavation in Pennsylvania designed with SnailPlus: SnailPlus 2021 is the latest version of our soil nail walls design software. In the model area we can create all the stages stages and define all project parameters (external loads, soil nail sections, shotcrete sectionetc.) Soil nailing is a technique used to reinforce and strengthen existing ground.Soil nailing consists of installing closely spaced bars into a slope or excavation as construction proceeds from top down.Soil nailing is a potential solution of landslide problems as it is economical and also applicable in seismic zones.It can solve the problem of residential area up to a great extent.It can be used . Previous test results for the same grout mix completed within one year of the start of grouting may be submitted for verification of the required . mamoglou@deepexcavation.com 0000015290 00000 n You can customize your version, adding any of the provided additional modules! xref What is soil nailing technique? The software follows the FHWA methodology for the design of soil nail walls, in an interactive environment built on the DeepEX basic layout. Submit a review about SnailPlus software with your social media profile. Last, SnailPlus is the only software that produces a full printable report of all design calculations. 0000190667 00000 n 0000006059 00000 n Free Structural Design Software. 2. Self-drilling Soil Nailing method: In the self-driven method, hollowed bars are employed. 0000252523 00000 n Evaluation of Design Methodologies for Soil-Nailed Walls Author: Sunirmal Banerjee, Andrew Finney, Todd Wentworth, Mahalingam Bahiradhan . Developed following: AASHTO LRFD Bridge Design Specifications, 7 th Edition. You can customize your version, adding any of the provided additional modules! A simplified hand calculation method is compared with the limit equilibrium approach used in Slope/W code. - webinars ground behind it, which offers an interactive environment built on the methodology! Ungrouted soil nails ) for a particular situation may be achieved by a variety of methods or combination methods. 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